2sc2879 Amplifier

Transistor 2SC2879 HP. Guess again, and stop using those lying Dosy and Paradynamics meters. TRANSISTOR (2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS)(LOW SUPPLY VOLTAGE USE), 2SC2879 datasheet, 2SC2879 circuit, 2SC2879 data sheet : TOSHIBA, alldatasheet, datasheet, Datasheet search site for Electronic Components and Semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Toshiba's 2sc2879/2sc2879a transistors are rated at 100 watts PEP each. Hghua Gao - $285. A "Linear Amplifier" is just an amplifier that does not create excessive distortion, and it can be used to amplify a ready-modulated signal without changing the characteristics of that modulated signal. 2SC2078 27mhz RF Power Amp Applicaton. The infamous Wawasee Black Cat JB-2000 linear amplifier on the bench. Text: 2SC2879 TOSHIBA TRANSISTOR SILICON NPN EPITAXIAL PLANAR TYPE 2SC2879 2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS (LOW SUPPLY VOLTAGE USE) Unit in mm l Specified 12. Under the first they would loaf along and hopefully last a while, whereas with the second. Up for sale is a 6-month old FAT BOY 2x4 6-pill linear amp. 2SC2879 Transistor Silicon NPN Case Sot121 Make Toshiba. Power Supplies Published December 28, 2015 - No Comments. You can test a transistor with a multimeter that has a diode test function. Mitsubishi Silicon RF devices support wireless communication networks. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. We can provide BOM quotation. Here's a 2015 20012-HD 2 pill 2sc2879 Base Unit with the Modulation Light Kit. Packaging should be the same as what is found in 2sc2879 retail store, unless the 2sc2879 is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. Maximum power output is ≈ 400 watts PEP, not 500 as the model number would suggest. In the smaller bases, It is mounted Vertical, and in the larger units it is mounted Horizontal across the top of the u. –Mobile no tune Solid State Amplifier – uses four rugged 2SC2879 high power linear RF power transistors. 250/350 DRIVER YES,150 Power Output (PEP) 900 Watts WITH DRIVER (PEP)150,1300 WATTS. The 2SC1345/2SC1344 is a vintage transistor from China that was popularly used in audio equipments long time back. The reason I want to build a solid state amp is, they can be run on a car battery and 2amp charger. Each 2SC2879 pair should have their own bias supply and adjustment, so you will need four supplies built into the amplifier housing. 1998 2SC2879 ELECTRICAL CHARACTERISTICS MAXIMUM RATINGS FEATURES DIMENSIONS DESCRIPTION Note : Above parameters , ratings , limits and conditions are subject to change. Instant bandswitching, no tuning, no warm up -- just turn on and operate -- makes mobile QSOs safer. Mobile Solid State Linear Amplifier Basics. Parameters and Characteristics. They are transistors. Palomar 200 watt tube type bi-linear amplifier cb / ham radio (weeping water) Sold at 200 $ For sale: palomar 200 watt bi-linear amplifier cb / ham radio. Shipping will be by insured ups or usps. 2879s have nearly double the rms capability as the 1446. hg 2879 transistors. has all toshiba red dot 2sc2879's. Fatboy doesn't use model numbers per say, but here are the specs on the amp in the picture. Supplier Types Trade Assurance. In contrast to many small amplifier for 12V operations, the BLA-350 is an mosfet-amplifier for your station desk. Get your 12v 4pcs!. the amplifier bandwidth. 1x2sc2679x4/2sc2879 Base Amp. Installation included in price. This model has the Remote Head Option Included Mobile no tune Solid State Amplifier -- uses four rugged 2SC2879 high power linear RF power transistors. Buy 2SC2879 MITSUBISHI/TOSHIBA TO-59, Learn more about 2SC2879 TRANSISTOR (2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS)(LOW SUPPLY VOLTAGE USE), View the manufacturer, and stock, and datasheet pdf for the 2SC2879 at Jotrin Electronics. Soldering Required Our site displays an expansive variety of products in stock right now. This has been 4 months ago and it is still working fine. Image not 2sc2879 Photos not available for this variation Stock photo. Hi, thanks for using. The "TX-800" has four 2SC2879 transistors which are rated for 100 watts output each. Stable IF Amplifier Cascode approach is a configuration that is inherently stable. 2sc2879 TRANSISTOR (2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS)(LOW SUPPLY VOLTAGE USE) SILICON NPN EPITAXIAL PLANAR TYPE 2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS (LOW SUPPLY VOLTAGE USE). Shipping will be by insured ups or usps. Radio tubes are valves. The amplifier uses two MRF454 transistors which are specified at 80 watts power output with 5 watts of input drive. This has been 4 months ago and it is still working fine. I would not take them past 16V. Ameritron ALS500M new brand of 2sc2879 transistors? « on: January 13, 2018, 08:00:05 AM » I remember reading Ameritron changing from Toshiba 2sc2879's to another manufacturer but I can't remember who it is or where I read the article. Quality made reliable transistors from Parts Express Brand. It used with my FT-736R and drive from 10W for the 6m SSB DX. This is a 6 pill (2879's) base amp,takes anywhere from 1 watt to 100 watts dead-key 200 watts pep,1800 watts out,,has ssb and pre-amp,runs on 120 volts now can be ran on 220volts. Up for sale is a 6-month old FAT BOY 2x4 6-pill linear amp. On early models, only the on/off operation was remotable with band-switching done at the amplifier itself. K2 Block Diagram Rev D 3 2. Unfollow 2sc2879 amplifier to stop getting updates on your eBay Feed. 2sc2879 C2879 HF/VHF RF Power transistor. We focus on RF power transistors R & D and manufacturing including RF chips and related ceramic packages. Toshbia 2879 VS Three Different Brews Of China HG(HuaGao) 2SC2879 Transistors TEST! 2 X Toshbia Non Red Dot 2sc2879 Power Transistors. 50 50x Exell 415a Alkaline 45v Battery Neda 213, 30f20, Blr102 Fast Usa Ship. High quality RF components combine with load fault sensing, temperature protection, and one-switch frequency selection to make this one of the simplest and easiest-to-operate amplifiers today. 2SC2879 Datasheet (PDF) 2SC2873 TOSHIBA Transistor Silicon PNP Epitaxial Type (PCT process) 2SC2873 Power Amplifier Applications Unit: mm Power Switching Applications Low saturation voltage: VCE (sat) = 0. About product and suppliers: New to Ham Radio? I own homebrew 4 transistor amp that had motorolas in it. A "Linear Amplifier" is just an amplifier that does not create excessive distortion, and it can be used to amplify a ready-modulated signal without changing the characteristics of that modulated signal. For 2SC2879 price, delivery, and datasheet, see the part table below. Grab a bargain before its too late. Pre>Transistors 2 x 2sc2879 Driving 8 x 2sc2879 Dimensions H 5 3/4' x L 14 1/2' x W 21' Amp Draw (maximum) 25 (AC) Class c SSB Delay yes Pre-amp yes Power Output (RMS)800 Watts Power Output (PEP)2400 Watts Unit shown is for a standard 110 outlet. Transistor Linear Power Amplifiers Part 2 — Apply techniques from Part 1 to single band HF and 6 meter linear amplifiers. Linear Amplifier HLA-300V PLUS HP bordeaux 2SC2879 500W. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. This is the wattage we are seeing on our meters after tuning despite reports of 400-500w. Very Compact 3 ½" x 9" x 15" - fits in nearly any mobile installation; weighs 7 pounds. It is sitting on my work bench, but it may be another year before I finish it. 2SC2078 27mhz RF Power Amp Applicaton. This is an RF Electronics RF amplifier also called the Skywalker 500. Boosted version with 2SC2879. 2SC2879 Transistor, Silicon NPN, 12v, 120 watt pep, Flange Mount. The HLA-300V HP is an high-power linear amplifier designed to operate in all modes on all HF ham radio bands (1. If there is no enough stock, please check with us for the earliest shipment. Features: 1x 2SC2290 driving 4x 2sc2879 ; 600w output ; 60 amp fuse ; variable power ; RF power meter; Receive Pre Amp ; SSB switch ; A crystal must be installed to determine the frequency of operation. Ameritron mobile no tune Solid State Amplifier-Mobile no tune Solid State Amplifier - uses four rugged 2SC2879 high power linear RF power transistors. Report item - opens in a new window or tab. This is the wattage we are seeing on our meters after tuning despite reports of 400-500w. 1PCS New HF/VHF B1A 2SC 2SCA C Transistor High Frequency Tube RF 2SC 2SC. The RFP 2SC2879 Transistor (Toshiba 2SC2879/2SC2879A equivalent) is now in stock! August and September purchases are limited to 4 per order. The ALS-500M uses two pairs of 2SC2879 transistors operating at 13. I transistlr homebrew 4 transistor amp that had motorolas in it. Request Advanced Semiconductor, Inc. Wholesale Trader of Electronic Transistors - Power Transistor, Microwave Transistors RF Transistors, 2sc2879 Toshiba Rf Transistor and Power Mosfet offered by Pearl Electronics, Mumbai, Mumbai, Maharashtra. L' HLA-300V HP è un amplificatore lineare ad alta potenza, concepito per operare in tutti i modi operativi sulle bande radioamatoriali comprese tra 160mt (1. Re: linear amplifier cp-163x mark 2 Post by wa10 » 22 Oct 2010, 23:26 the max device or collector dissipation is the best clue to what you can squeeze out of them in a keydown situation, its more than 250w in ( real ) class c using a resonant tank circuit and ignoring imd,. Find many great new & used options and get the best deals for 1pc Manufacturer Toshiba MPN 2SC2879 Encapsulation RF Transistor at the best online prices at eBay! Free shipping for many products!. Transistors and transistor mounting kits are in-stock at Parts Express. at 100 W(PEP) • Omnigold™ Metalization System MAXIMUM RATINGS I C 25 A V CBO 45 V V. The 2SC1345/2SC1344 is a vintage transistor from China that was popularly used in audio equipments long time back. as far as i can tell should do more bands than just 10 to 12 depending on how its put together but the 2SC2879's. Due to the very high request, the item will be shipped in about 20 business days after the order confirmation. 2 Pill Amp Schematics 2879's - With Pictures Post by WESTGATE » 10 years ago this post contains schematics and parts list only, the pictures are the same ones used in the 2 1446 pill schematics, so refer to that post for example pictures, but use these schematics and parts list to build a 2 pill box with 2SC2879'S. This amp utilizes 2SC2879 bipolar output transistors, another popular output. Simple online calculators will convert the wattage increase into db. MOS FET HAM radio RF Power Amplifier. 910-845-5115. Forum discussion: It is a kit-built Skywalker 500, using two pairs of 2SC2879 transistors. FEATURES: • P G = 13 Typ. transistors 2sc2879. EPA400W10G. United States (US) Germany (DE) Italy (IT) United Kingdom (UK). Maximum power output is ≈ 400 watts PEP, not 500 as the model number would suggest. 2SC2879 x 2 amp question. Installed on work bench to test before installing in auto. 2sc2879 C2879 HF/VHF RF Power transistor. With the 2995 turned all the way down, the amp deadkeys at 800, swings to 1500. Weight Capacity Yellow Restraint Lanyard. Ameritron ALS-500MRXCE Amplifier. We can provide BOM quotation. Re: linear amplifier cp-163x mark 2 Post by wa10 » 22 Oct 2010, 23:26 the max device or collector dissipation is the best clue to what you can squeeze out of them in a keydown situation, its more than 250w in ( real ) class c using a resonant tank circuit and ignoring imd,. You simply drive the amplifier within the linear region and measure the drive power versus the output power. variable we cannot guarantee that the instructions will work on every amp presented. Popular Citizens band radio & Linear amplifier videos Gatekeeper Built 0X4 2SC2879 Custom Base Linear Amplifier - Modified AB(C) Biased bad Texas Star. The tester in this video ran away and started going over 100 amps, it hit 120 and the voltage started dropping. I'm guessing people use the 2879's cuz they are pretty cheap to buy. Collector 2. 00 To put in Transistors 4pill 2sc2879 peak power 600-700 watts Peak RMS power 175-265 Starlite faceplate (all printing is backlit) Red modulation LED under the meter, but no modulation scale on the meter Side mic jack AM/USB/LSB modes Variable. Text: 2SC2879 TOSHIBA TRANSISTOR SILICON NPN EPITAXIAL PLANAR TYPE 2SC2879 2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS (LOW SUPPLY VOLTAGE USE) Unit in mm l Specified 12. Safe drive for fatboy straight 4x2879 Welcome to the CB junkies cb radio forum You are currently viewing the forum as a guest. com in a single category. Amplifier Board for FFC4 with two Feedback boards & Screws without the 2SC2879 power transistors. A wide variety of transistors 2sc2879 options are available to you, such as surface mount, throught hole. So I bought the new one ser. So I just wanted to see if there was any truth to the myth that transistors with a gain of one don't work. Stable IF Amplifier Cascode approach is a configuration that is inherently stable. Grab a bargain before its too late. The ALS-500M uses two pairs of 2SC2879 transistors operating at 13. -Instant bandswitching, no tuning, no warm up - just turn on and operate - makes mobile QSOs safer. Need a high performance, multi-band, stealthy antenna system that is easy to setup and use? Get the Bullet, the antenna wire and insulator all in one convenient package (great for HOA restricted areas, camping and portable operations, etc. Scopri le migliori offerte, subito a casa, in tutta sicurezza. runs perfect, very low talk time on this box. You can test a transistor with a multimeter that has a diode test function. 2SC2879 TRANSISTOR PDF - 2SC Transistor Datasheet pdf, 2SC Equivalent. 2SC2879 Finals in KPA100 When I was putting in the latest mods in my KPA100 and had the PC board separated from the heat sink, I noticed that the thermal pads looked really worn. This has been 4 months ago and it is still working fine. 2) My two pill amplifier with two 2879 pills will dead key 400 watts and modulate 800 watts. This is the wattage we are seeing on our meters after tuning despite reports of 400-500w. I completed the filter/diplexer board and did some low power testing of the main amplifier board. Likewise do not drive them with more watt's in that is listed on Toshiba white papers for the 2SC2879. amplifiers were subjected to open and short circuit output mismatches for several minutes at full power levels without any apparent damage to any of the transistors. Buy 2SC2879 MITSUBISHI/TOSHIBA TO-59, Learn more about 2SC2879 TRANSISTOR (2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS)(LOW SUPPLY VOLTAGE USE), View the manufacturer, and stock, and datasheet pdf for the 2SC2879 at Jotrin Electronics. *With exchange. Semiconductor Electronic Components 2SC2879 TRANSISTOR,BJT,NPN,18V V(BR)CEO,25A I(C),SOT-121VAR. For any Sc Seal questions, here is how to reach us for Sc Seal. Todd from South East LA: I have made contacts on 40m, 20m, and a few on 10m nets we have aroud here. The Vertical Element starts off life at Aprox 1-5/8" at the base, and Tapers down to 7/8" at the top In Aprox 4' sections. is a curation of 97 resources about , 811 Linear Amplifier project, 40m linear amlifier made by 9A6A, 4 KW RF Amplifier, HF Tetrode Linear Amplifiers, Adding 160M to HF amplifiers. USA Printed Circuit Board Manufacturer (PCB) 1-24 Layer Circuit Boards. Transistors are commonly used as either a switch or a current amplifier. Installed on work bench to test before installing in auto. XFORCE - SHOCKWAVE 10KW--->>> XFORCEAMPS. -Very Compact - Just 3 ½" x 9″ x 15″ - fits in nearly any mobile. Buy low price Toshiba NPN 2SC2879 Transistor in Jln Asia no 25, Medan. Ok, I ordered my Icom 706 mobile and it hasn't even arrived an I am looking to build a mobile amp. net You must be a subscriber to post to the list. Packaging should be the same as what is found in 2sc2879 retail store, unless the 2sc2879 is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. Warranty returns due to nature of semiconductor parts, we are unable to provide warranty or return exchange on this item. -Mobile no tune Solid State Amplifier - uses four rugged 2SC2879 high power linear RF power transistors. Shop with confidence on eBay!. Guangdong Shunde Xuhai Electronic Co. V1 MRF454 2 M/A-COM Technology Solutions Inc. by Bill Eitne » Fri, 07 Nov 1997 04:00:00 > I have Texas Star 250, I have a hi swr on the input. High quality RF components combine with load fault sensing, temperature protection, and one switch frequency selection to make this one of the simplest and easiest to operate amplifiers today. The HLA-300V HP is an high-power linear amplifier designed to operate in all modes on all HF ham radio bands (1. RE-PA30HF5C By Guy, de ON6MU RE-PA30HF5B rev1. Collector 2. The new RCI 936 FC4 has a chrome face with black covers. 1Pcs New Toshiba Npn 2SC2879 C2879 Power Amplifier Transistor Plc Module. BLW60CF Amperex was the first RF power transistors used in Outcom OPA amplifiers. Mobile no tune Solid State Amplifier -- uses four rugged 2SC2879 high power linear RF power transistors. 2SC2879 Datasheet - Silicon NPN transistor for 2-30MHz SSB linear power amplifier applications (low supply voltage use) in 4-pin 2-13B1A package. 2-30MHz SSB LINEAR POWER AMPLIFIER. The top supplying countries or regions are China, Hong Kong S. 2SC3133 Silicon NPN Transistor Final RF Power Output. Boosted version with 2SC2879. Allmode HF band RF Power Amplifier for HF: 80*, 40, 30, 20, 17 and 15 meterband. Results for Hf Linear Amplifier For Sale Classifieds audio car amplifier 50 mhz amplifier vintage guitar amplifier console tube amplifier composite distribution amplifier Guilford, CT For Sale Las Vegas, NV For Sale Avenel, NJ For Sale Chicago, IL For Sale Atlanta, GA For Sale Ballwin, MO For Sale. K2 Block Diagram Rev D 3 2. voyage vr9000 10 meter amateur dual final am/fm/ssb/cw mobile with 5 digit freq counter, 6 bands of coverage, dual control echo, swr, variable am power control, dual control clarifier, switchable roger-beep, 10 kc , the black button on the freq counter switch is missing and the last digit on the 5 is missing on the channel digits the botton led otherwise the radio works excellent, its not a. The MLA-100/MLA_100V is an amplifier which perfectly suited for QRP radios with 5 W transmit power. Online shopping from a great selection at Electronics Store. 2sc2879 2001-01-31 1/3 toshiba transistor silicon npn epitaxial planar type 2sc2879 2~30mhz ssb linear power amplifier applications (low supply voltage use). Transistors are in stock with same-day shipping at Mouser Electronics from industry leading manufacturers. 7) and at 100,000 Hertz (Fig. The absolute maximum ratings of the 2SC2879 can be summarized as:(1):the characteristic is collector-base voltage,the symbol is VCBO,the rating is 45,the unit is V;(2):the characteristic is collector-emittre voltage,the symbol is VCES,the rating is 45,the unit is V;(3):the characteristic is collector-emitter voltage,the symbol is VCEO,the. Shipping will be by insured ups or usps. About 47% of these are integrated circuits, 44% are transistors. The supplier supports Trade Assurance — A free service that protects your orders from payment to delivery. all transistors will be supplied from same lot and beta group. This project is stalled. Completely rewritten & redesigned for the 21st century. the amplifier bandwidth. Electric tools power transistors 2sc transistor radio transitor products on china market. I'm guessing people use the 2879's cuz they are pretty cheap to buy. at 100 W/28 MHz • IMD 3 = -24 dBc max. Instant band switching, no tuning, no warm up - just turn on and operate - makes mobile QSOs safer. Upgrade your 200 watt amp board to a 400 watt amp board using 4 2SC2879 transistors. Collector 2. This is the closest copy of the venerable TOSHIBA 2SC2879. The EB63 amplifier has an output of 140 watts (PEP) over a frequency range of 2-30MHz. 4x 2SC2879 Transistor Amplifier Board for 400W+ output. net You must be a subscriber to post to the list. 10 meter mobile cw linear amplifier texas star dx 350 2 - 2sc2879 transistors 30 amp fuse rf meter. The 2SC1345 Transistor is known for is low noise capability and high gain feature. The HLA-300V HP is an high-power linear amplifier designed to operate in all modes on all HF ham radio bands (1. It uses 2 Toshiba 2SC2290 transistors driving 4 Toshiba 2SC2879 transistors. 00 To put in Transistors 4pill 2sc2879 peak power 600-700 watts Peak RMS power 175-265 Starlite faceplate (all printing is backlit) Red modulation LED under the meter, but no modulation scale on the meter Side mic jack AM/USB/LSB modes Variable. • 2-2SC2879 • 350w+ output • 30A fuse • Variable power • RF power meter • Receive Pre Amp • SSB switch • A crystal must be installed to determine the frequency of operation • dx250,dx 250, dx250v, amp, amps, amplifier, 250. Start off with the bias set for 200MA of collector current for each pair of 2SC2879 transistors. Versione potenziata con finali 2SC2879 HP. Ameritron ALS-500MRXCE Amplifier. The RCI Custom Products CA Series RCIDS-200 2-Port Amplifier/Splitter is a signal booster and splitter that is used to take video input from a single source and direct it to two video outputs for monitors using analog signals. Amplifier Class. LPF low-pass filter 200W HF amplifier 2SC2879 FT-817 Elekraft 2SC2290 RD16HHF1 $51. Shenzhen S-Mart Electronics Co. Thus, the oscillations may not be directly noticed in the amplifier output, but may have high amplitudes at the drains. "TX Eight Hundred" linear amplifier uses four 2SC2879 output amplifiers and one MRF454 driver. Electric tools power transistors 2sc transistor radio transitor products on china market. The output stage is arranged as a pair of push-pull amplifiers operating through a combiner. Palomar 200 watt tube type bi-linear amplifier cb / ham radio (weeping water) Sold at 200 $ For sale: palomar 200 watt bi-linear amplifier cb / ham radio. any help would be. Metering: DC amps at 13. Ham Radio Haven is the place to go for the very best prices on amateur and professional amplifiers from all of the top manufacturers and you won't find a more affordable selection anywhere else! We're talking about trusted names like Yaesu, Icom, Motorola, Kenwood and more. You can test a transistor with a multimeter that has a diode test function. i have tested the transistors as you explained how to and all tested good. In reality most people will see output between 250-325 watts. Am I unaware of some reason why tubes are great for ham amplifiers?. Mitsubishi Silicon RF devices support wireless communication networks. High quality RF components combine with load fault sensing, temperature protection, and one switch frequency selection to make this one of the simplest and easiest to operate amplifiers today. The SST12LP00 is based on the highly-reliable InGaP HBT technology and provides 29 dB gain and 23 dBm P-1dB—ideal for final stage power amplification in Bluetooth transmitter applications. Need a high performance, multi-band, stealthy antenna system that is easy to setup and use? Get the Bullet, the antenna wire and insulator all in one convenient package (great for HOA restricted areas, camping and portable operations, etc. It has a 6ca7 driving (2) 3-500z's. HG RF POWER TRANSISTOR ROHS Compliance,Silicon NPN POWER TRANSISTOR www. Buy Ameritron ALS-500MXCE Amplifier Ameritron Amplifiers online at £1,189. Supplier Types Trade Assurance. By Telstar Electronics (Manufacturer of the Skywave DX350). The RFP 2SC2879 Transistor (Toshiba 2SC2879/2SC2879A equivalent) is now in stock! August and September purchases are limited to 4 per order. Features: 4x 2SC2879's ; 500w Output ; 45 Amp Fuse ; Variable Power Control Knob ; RF Power Meter ; Receive Pre-Amp ; SSB Switch ; A Crystal Must Be Installed To Determine The Frequency Of Operation "SKY WALKER RADIOS" YOUR SOURCE FOR CUSTOM RADIOS. Forum rules. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 2SC2078 27mhz RF Power Amp Applicaton. Although the datasheet claims that the transistor has 250W power as output practically designs can achieve only upto 120W. K2 Front Panel Board Rev C 5 4. Pre>Transistors 2 x 2sc2879 Driving 8 x 2sc2879 Dimensions H 5 3/4' x L 14 1/2' x W 21' Amp Draw (maximum) 25 (AC) Class c SSB Delay yes Pre-amp yes Power Output (RMS)800 Watts Power Output (PEP)2400 Watts Unit shown is for a standard 110 outlet. 00 HG(HuaGao) 2 PCS 2SC2879(MP,Matched Pair) build by China HG Semiconductor. Linear power amp amplifier for amateur radio (south burbs / nwi) Sold at 399 $ Texas star dx500v this is a the big 4 pill amp (with high quality toshiba 4-2sc2879 transistors that are no longer produced) that will put out over 500 watts on am or ssb. cheerz, Bill > Remember that unless you're using a temperature > compensating bias circuit the resting collector current > will rise as the heatsink, flange, and B-E junction(s) > increase in temperature. LDMOS Ham radio Amplifier KIT 2 X BLF188XR WATER COOLED Varmint Xl150 Linear Base Amplifier Vintage Tube Amp No Reserve Varmint XL150 Linear Base Amplifier VINTAGE TUBE AMP NO RESERVE I bought this from an older gentleman who 100 ASSURED me. 2SC2879 Datasheet, Equivalent, Cross Reference Search. COM and BM Tech Proudly Brings To You <<<--- THE NEW SHOCKWAVE OMNI DIRECTIONAL GROUND PLANE BASE STATION ANTENNA. ) and don't forget to add the feed line choke. • 2-2SC2879 • 350w+ output • 30A fuse • Variable power • RF power meter • Receive Pre Amp • SSB switch • A crystal must be installed to determine the frequency of operation • dx250,dx 250, dx250v, amp, amps, amplifier, 250. Technician's Assistant: I will assume that the transistor is 2SC2879, if not, let me know and I will correct my answer. Find the cheap Transistors 2sc2879, Find the best Transistors 2sc2879 deals, Sourcing the right Transistors 2sc2879 supplier can be time-consuming and difficult. Highest Quality Ceramic Package with Gold Metallization This transistor has to this point proven to be a rugged replacement. Transistors 2x 2sc2879 Dimensions H 4-1/4" x L 11" x W 6-3/4" Amp Draw (maximum) 48 Class C No Driver Required Power Output (RMS) 180 Watts Power Output (PEP) 400 Watts $325. Four 2SC-2879 output finals for 300 to 350w+ output after tuning. Equipment for portable HF operations. The amplifier has 10dB power gain, i. hransistor In those Fifteen years, the company has grown into a multi-million pound organisation, establishing procurement routes around tranxistor globe. runs perfect, very low talk time on this box. Ameritron mobile no tune Solid State Amplifier-Mobile no tune Solid State Amplifier - uses four rugged 2SC2879 high power linear RF power transistors. A transistor works by feeding a current into the base of the transistor. Does anyone know a source to get the PCB and components for a 4 X 2SC2879 amp? I want to run about 600 watts. I saw a homebrew amp at a hamfest a week ago, using two transistors. Wholesale prices and a huge selection on cb radios like ranger and galaxy. Transistors 2x 2sc2879 Dimensions H 4-1/4" x L 11" x W 6-3/4" Amp Draw (maximum) 48 Class C No Driver Required Power Output (RMS) 180 Watts Power Output (PEP) 400 Watts $325. 2SC2879: Description TRANSISTOR (2~30MHz SSB LINEAR POWER AMPLIFIER APPLICATIONS)(LOW SUPPLY VOLTAGE USE): Download 2 Pages. A wide variety of transistors 2sc2879 options are available to you, such as surface mount, throught hole. 2SC2879: TRW. In order to significantly reduce the harmonic emissions, it has been equipped with Cauer filters (elliptical) with cutting frequencies of 3/4. 00 To put in Transistors 4pill 2sc2879 peak power 600-700 watts Peak RMS power 175-265 Starlite faceplate (all printing is backlit) Red modulation LED under the meter, but no modulation scale on the meter Side mic jack AM/USB/LSB modes Variable. • 2-2SC2879 • 350w+ output • 30A fuse • Variable power • RF power meter • Receive Pre Amp • SSB switch • A crystal must be installed to determine the frequency of operation • dx250,dx 250, dx250v, amp, amps, amplifier, 250. i have built a rf amp for 10 meter using eight 2sc2879 transistors and am having problems with the resistor on one of the output combinders heating up and burning out. The Kenwood TS-440 is one of the legends of ham radio. Ranger RCI-936FC4 ~ RCI936FC4 *DISCONTINUED* (413) Ranger RCI-936FC4 ~ RCI936FC4 10 Meter Radio. Upgrade your 200 watt amp board to a 400 watt amp board using 4 2SC2879 transistors. Npn 2sc2879 C2879 Усилитель Мощности Транзисторы , Find Complete Details about Npn 2sc2879 C2879 Усилитель Мощности Транзисторы,Транзисторы 2sc2879,2sc2879,2sc2879 Транзисторы from Transistors Supplier or Manufacturer-Shenzhen Xeefee Technology Co. AMPLIFIER Datasheet(PDF) - Sanyo Semicon Device - CPH5905_05 Datasheet, High-Frequency Amplifier. ) Intermodulation Distortion: IMD = -24dB(Max. 10 METER MOBILE CW LINEAR AMPLIFIER TEXAS STAR DX 500V 4 - 2SC2879 TRANSISTORS HIGH AND VARIABLE POWER LEVEL RF METER PREAMP SSB SWITCH. Please e-mail Here for orders larger than 32 transistors for special pricing. 2SC3133 Silicon NPN Transistor Final RF Power Output. I see a lot of postings about tube amplifiers, but no solid state. Figure 2 — A 37 dB gain linear amplifier. The Twister has four 2SC2879 transistors which are rated for 100 watts PEP output each. 0 jan/19 Prototype. It can be used for amplifying most transmission modes, for example:. The ALS-500M uses two pairs of 2SC2879 transistors operating at 13. MRF477 is a China high-tech company which passed ISO 9001:2008 quality management systems certification. This is for grown-up's only, no toys, no cars and. USA Printed Circuit Board Manufacturer (PCB) 1-24 Layer Circuit Boards. Designed primarily for 2-30MHz SSB linear power amplifier applications (low supply voltage use) • Specified 12. 2SC2879 HG-Huagao Transistor These are made to be a direct replacement for Discontinued Toshiba 2SC2879 Silicon NPN RF Power Transistor for HF (2 ~ 30MHz) SSB Linear Power Amplifier Applications. hg 2879 transistors. Allmode HF band RF Power Amplifier for HF: 80*, 40, 30, 20, 17 and 15 meterband. Other NPN amplifier Transistors: NTE123AP, MPS06, BC337, 2SC2879, 2N5551. -Instant bandswitching, no tuning, no warm up - just turn on and operate - makes mobile QSOs safer. Type: HF linear amplifier: Power device: 4*2SC2879. 2SC2879A is RoHS compliant and uses an Aluminum Nitrite insulator (color gray) on the header. cheerz, Bill > Remember that unless you're using a temperature > compensating bias circuit the resting collector current > will rise as the heatsink, flange, and B-E junction(s) > increase in temperature. Am I unaware of some reason why tubes are great for ham amplifiers?. Buy Ameritron ALS-500MXCE Amplifier Ameritron Amplifiers online at £1,189. Shall the products confirmed to have defects, we guarantee for the replacement. It uses four 2sc2879's and has a built in fan, high SWR and thermal protection. Outside of ham radio, I believe that no new designs are using tubes at the 1500 watt level. For 2SC2879 price, delivery, and datasheet, see the part table below. Looks like not a bad lil amp should do at least 300 to 400 watts on ssb and less on am maby 200 on am. transistors 2sc2879. 1998 2SC2879 ELECTRICAL CHARACTERISTICS MAXIMUM RATINGS FEATURES DIMENSIONS DESCRIPTION Note : Above parameters , ratings , limits and conditions are subject to change. Gatekeeper Built Plastic Fantastic China HG (HuaGao) 2SC2879 Amplifier 4 EBAY Revised How We Recommend to Run HG-2879-16D08 Transistor Amplifiers #96 Repairing a 1500 Watt MOS FET HAM radio RF Power Amplifier. Under the first they would loaf along and hopefully last a while, whereas with the second. amplifiers were subjected to open and short circuit output mismatches for several minutes at full power levels without any apparent damage to any of the transistors. 5 to 2 watts but i suggest that you read the linear's power while adjusting dead key not exceeding the 100 watts pep with voice. Please e-mail Here for orders larger than 32 transistors for special pricing. The resource is currently listed in dxzone. i see four 2SC2879 - Toshiba Transistors, specs are 2-30mhz and 100watts PEP and i see a driver so its a low drive amp no more than 3 - 4 watts am and id say maby 10max on ssb in. This amp was used with a standard 13. Instant band switching, no tuning, no warm up - just turn on and operate - makes mobile QSOs safer. For 2SC2879 the max allowed current is 25 Amps, which is the maximum colector current. 8-2SC2879: AB1: 1-----switched: Remote for 1200/1600 (optional remote control head with 20 foot cord) Fan Kit for 1200/1600 (optional top and bottom covers with four. Online shopping from a great selection at Electronics Store.