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Linear Amplifiers Videos

Ameritron Al-811H Linear Amplifier Demonstration by K1OIK
Ameritron Al-811H Linear Amplifier Demonstration by K1OIK

Demonstrating tuning and operation of the Ameritron AL-811H.

Home Brew GS-31B HF Linear Amplifier
Home Brew GS-31B HF Linear Amplifier

This is a short video of my GS-31B HF amplifier working. It still needs a few finishing touches like labeling all the LEDS, recaling the voltage scale on the...

813 linear Amplifier
813 linear Amplifier

2x813 linear amplifier that I built. PLEASE NOTE THAT THIS AMPLIFIER WAS TUNED INTO A 1KW DUMMY LOAD AND NOT CONNECTED TO THE ANTENNA.THE FREQUENCY ON THE TR...

Alpha 9500 Linear Amplifier by IV3YER
Alpha 9500 Linear Amplifier by IV3YER

Alpha 9500 Linear Amplifier by IV3YER.

Heathkit HA 14 Linear Amplifier tutorial
Heathkit HA 14 Linear Amplifier tutorial

Full HA 14 Specifications are midway down in the text. David Larsen KK4WW LCF School LCFSchool I obtained my first amateur license WN7VZW in 1953 and have be...

Heathkit SB-220 Linear Amplifier
Heathkit SB-220 Linear Amplifier

Heathkit SB-220 Linear Amplifier.

HF Linear Amplifier High Voltage Power Supply - First switch on!
HF Linear Amplifier High Voltage Power Supply - First switch on!

Switching on my HV power supply for the first time. I filmed it incase of some fireworks, but thankfully, there was none! More photo's & information at: http...

Vacuum tube or HF linear amplifier "home made"
Vacuum tube or HF linear amplifier "home made"

This video contains photos soviet tube and linear power amplifiers HF in performance amateur radio.

40m LINEAR AMP - Ramsey KIT
40m LINEAR AMP - Ramsey KIT

Assembly of Ramsey's QAMP Linear RF power amplifier kit. The QAMP is a compact 10 to 20W amp designed to be driven by 1/2 to 2 Watt transmitters. T-R relay a...

Two late model D&A linear amplifiers Phantom Dual Power & PDX-400
Two late model D&A linear amplifiers Phantom Dual Power & PDX-400

Well I failed to make the video short. The Phantom has a new home with a friend who is a responsible operator. The SSB delay is running all the time in these...

572B Breadboard Linear Amplifier
572B Breadboard Linear Amplifier

An experamental 'Breadboard' Linear Amplifier for 80m, using two 572B tubes.

Mohawk 10 572B tube Linear Amplifier
Mohawk 10 572B tube Linear Amplifier

Old school 2 tube linear amplifier pretty much made for CB back during the CB boom, the Mohawk 10-4a. This one is a High Drive has just the two 572B's and do...

Linear amplifier repair
Linear amplifier repair

TX 2250 Linear amplifier. Possibly made by Palomar. This amp appears to have a bad relay as it stays engaged in TX mode.

Linear amplifier
Linear amplifier

Elite Line TX 2250 Linear amp engages on power up without key down on CB. Transistor needs replacement in TX section. Thanks to Wildcat2488 for the advice. N...

How to install a CB radio and linear.
How to install a CB radio and linear.

The correct way to install a 2 meter or 10 meter radio with or without a linear. I'm just a truck driver that likes to play with these on the side. I am not ...

Ameritron AL-811 HF Linear Amplifier HT Fuse Mod - M0UKD
Ameritron AL-811 HF Linear Amplifier HT Fuse Mod - M0UKD

Adding a 630mA fuse in series with a 15Ω resistor in the HT anode power supply to protect PSU and other valves in the event of a valve short.

HF Linear Amplifier Henry 2K4 (USA)
HF Linear Amplifier Henry 2K4 (USA)

This linear amplifier was made on 60's by Henry Radio in USA. It's very heavy unit console due to the heavy duty transformer. It uses 2 tubes 3-500 ZG by Amp...

Inside the Alpha 8410 Linear Amplifier
Inside the Alpha 8410 Linear Amplifier

Take a look inside the Alpha 8410 linear amplifier.

600w MRF429 Linear Amplifier Initial Testing
600w MRF429 Linear Amplifier Initial Testing

This is a Linear amplifier module i have purchased from eBay.There are two amplifiers per module using two MRF429's in Push-Pull per amp.They are normally us...

ZS1NAZ'S 2m Vhf 144-146 Mhz 2.5 Kw EME Linear Amplifier  Home Brewed Slideshow
ZS1NAZ'S 2m Vhf 144-146 Mhz 2.5 Kw EME Linear Amplifier Home Brewed Slideshow

Hello and thank you to all that have watched the video of my Home Brewed 2m 144-146 Vhf 2.5Kw EME linear amplifier.I had many request in a short space of tim...

3000 Watt CB Linear Amplifier
3000 Watt CB Linear Amplifier

This home brew amp put out 3KW the first time it was fired up. After tuning and a few mods it eventually did 5KW on the 11 meter CB band. It was created for ...

Gatekeeper Built 0X4 2SC2879 Custom Base Linear Amplifier - Modified AB(C) Biased
Gatekeeper Built 0X4 2SC2879 Custom Base Linear Amplifier - Modified AB(C) Biased

Here it is my friend. I know that you are enjoying it from the reports that I have got from you. Sorry I meant to upload this video before I sent you the uni...

572b linear amplifier power supply
572b linear amplifier power supply

The next installment of my 572b linear amplifier documentary is the power supply and modified microwave oven transformer. This is a universal design and coul...

Alpha 9500 Linear Amp at Dayton Hamvention
Alpha 9500 Linear Amp at Dayton Hamvention

Alpha 9500 linear amplifier demonstration at the 2008 Dayton Hamvention.

250 watt 160 to 6 meter linear amplifier
250 watt 160 to 6 meter linear amplifier

250 Watt 160 to 6 Meter Linear Amplifier , 250 watt Linear.

Gatekeeper 2x2SC2879 Plastic AB Biased Linear Amp
Gatekeeper 2x2SC2879 Plastic AB Biased Linear Amp

Here is another plastic build. I went ahead and decided to AB Bias this bad boy to make up in value for it not being in an metal enclosure. I think that even...

e.c.i. Linear Amplifier by Courier matches the eci 1M CB Radio
e.c.i. Linear Amplifier by Courier matches the eci 1M CB Radio

Rare amp made by e.c.i. using a single 6146. It dates from the early 1960's and seems to have been offered as a matching piece to the rare triple conversion ...

DC 600  8 RF MOSFET 10 METER AMP LINEAR PT.1
DC 600 8 RF MOSFET 10 METER AMP LINEAR PT.1

A DC BUILT 8 MOSFET 10 METER HF AMP.

KNIGHT 6 / 10 METER LINEAR AMPLIFIER
KNIGHT 6 / 10 METER LINEAR AMPLIFIER

KNIGHT 6 / 10 METER LINEAR AMPLIFIER.

Browning Golden Eagle 180 Linear Amplifier (Mark 3) version
Browning Golden Eagle 180 Linear Amplifier (Mark 3) version

This is available for sale. Browning Golden Eagle Model 180 linear amplifier. This one matches the Mark 3 radio. They did make other 180's that matched the M...

JBOT QRP SSB Linear Amplifier
JBOT QRP SSB Linear Amplifier

VU2ESE Ashhar Farhan's QRP Linear Amplifier.

TL-922   TRIO  Linear Amplifier
TL-922 TRIO Linear Amplifier

TL-922 TRIO Linear Amplifier.

Palomar 200X Base Linear Amplifier Repair and refresh!
Palomar 200X Base Linear Amplifier Repair and refresh!

Palomar 200X Base Linear Amplifier Repair for Denny in AR. The amp is working better than ever! Thanks for your business and enjoy! 1 X 12JB6A Driving 2 X 89...

Black Cat JB-2000 linear amplifier
Black Cat JB-2000 linear amplifier

The infamous Wawasee Black Cat JB-2000 linear amplifier on the bench. This is the model 10 (10 meters). It has a 6ca7 driving (2) 3-500z's. The driver is sho...

R&S®ZVA network analyzer basics part 5: Non-linear amplifier tests
R&S®ZVA network analyzer basics part 5: Non-linear amplifier tests

Part 5 demonstrates how to perform non-linear amplifier tests using a vector network analyzer (VNA). The principles of compression measurement and how to per...

Texas Star DX 250 linear amp
Texas Star DX 250 linear amp

This is a brief video of the Texas Star DX 250 in action. It is putting out 350 watts into SSB on a stock Uniden Washington Base Station CB radio.

Testing homemade HF linear amplifier using 2 IRF510 MOSFETS in Push Pull
Testing homemade HF linear amplifier using 2 IRF510 MOSFETS in Push Pull

Trying first 5w direct from the FT-817 and then 1w driving the linear which was producing around 30w. Receiver is an SDR on WEBSDR, located in Weert, Netherl...

CB to 10 Meter Conversion, Linear Amplifier
CB to 10 Meter Conversion, Linear Amplifier

CB to 10 Meter Conversion, Linear Amplifier, Beacon Project.

DC 600  8 RF MOSFET 10 METER AMP LINEAR PT.2
DC 600 8 RF MOSFET 10 METER AMP LINEAR PT.2

A CUSTOM BUILD 8 TRANSISTORS RF MOSFET WITH REMOTE CONTROL BOXAND RF DRIVER .

Gatekeeper Two SD1446 AB Biased Linear Amplifier - Output Test
Gatekeeper Two SD1446 AB Biased Linear Amplifier - Output Test

Well, Here is my first linear that I have ever AB Biased with the Biasing Circuit Built into the actual design instead of using an External Board to it givin...

MaCo LINEAR AMP AMPLIFIER  750 TUBE TYPE VINTAGE FOR SALE
MaCo LINEAR AMP AMPLIFIER 750 TUBE TYPE VINTAGE FOR SALE

THIS IS AN OLD TUBE TYPE LINEAR THAT SEEMS TO HAVE EIGHT TUBES IN IT. IT POWERS UP AND THE TUBES LIGHT UP. ON AUCTION RIGHT NOW ON EBAY AT http://cgi.ebay.co...

Amplifiers switching vs linear power supplies
Amplifiers switching vs linear power supplies

Linear Technology - Paralleling Amplifiers and Transmission Lines for Driving Capacitive Loads
Linear Technology - Paralleling Amplifiers and Transmission Lines for Driving Capacitive Loads

Certain video and other technologies require driving planar conductive surfaces fast. Unfortunately, the surfaces can have high capacitance, which means that...

ZS1NAZ'S 2m Vhf 144-146 Mhz 2.5 Kw EME High Power homebrew linear amplifier
ZS1NAZ'S 2m Vhf 144-146 Mhz 2.5 Kw EME High Power homebrew linear amplifier

This is a 2m tuned Vhf 144-146 Mhz 2.5 Killowatt EME high power homebrew linear amplifier.The amp housing and the rest was fabricated by hand.The rf amp modu...

Homebrew Linear Amplifier - Pair of 3-500's
Homebrew Linear Amplifier - Pair of 3-500's

This was the homebrew 3-500 linear amplifier that I built and used in my Massachusetts shack. It was built overkill and for the 75 meter band and AM use only.

bad Texas Star Amplifier Fuse Holders Demo Vid Amp Linear CB Radio
bad Texas Star Amplifier Fuse Holders Demo Vid Amp Linear CB Radio

Explanation video of the problems bad fuse holders can cause that come on Texas Star amplifiers. At first I thought I might have a relay problem, leaky key t...

Paralleling Amplifiers and Transmission Lines for Driving Capacitive Loads Fast - Linear Technology
Paralleling Amplifiers and Transmission Lines for Driving Capacitive Loads Fast - Linear Technology

with Glen Brisebois, Applications Engineer - Signal Conditioning Products http://video.linear.com/21?utm_source=parallelingamplifiers&utm_medium=video&utm_ca...

CB Radio Install
CB Radio Install

A quick overview of my install of a Galaxy DX 959 CB radio, 102" whip and Palomar linear amp. The radio and amp power is run directly to the battery. The ent...

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