Going the extra mile

Linear AMP UK - 144MHz Discovery 2 (GS35)


  • UK Manufactured by us here on the Welsh Borders
  • Russian GS35 Valve
  • 13dB gain
  • 1500W Output for 100W drive.
  • Quiet operation
  • Auto soft start
  • Full valve protection

Availability: In stock

Price excl VAT: £1,500.00 Incl VAT: £1,800.00

Linear AMP UK - 144MHz Discovery 2 (GS35)

The ultimate DX or EME amplifier

For Radio Amateurs that need effortless, reliable power for contesting, DXing or EME.

The Linear AMP UK 2m Discovery uses a Russian GS35 triode which will produce up to 1500 Watts with about 100W of drive.
The unit uses a 2.2kVA toroidal transformer with a high power voltage doubler HT board. 
Control and protection circuits are all provided by the specially designed control board. 
The cooling is a snail-type fan which blows into an aluminium RF compartment. 

Quiet changeover relays, anode and grid protection and auto soft start are standard features make the Discovery 2 very easy to live with and quiet, efficient and effortless in operation.

Full output can be maintained all day long for EME, Data Mode and contest operation.


Frequency coverage 144 – 146 MHz
Output power 1500W maximum
Drive 100W
DC voltage 3600V DC
Gain 13dB nominal
Power requirements 230V AC at 13A, 50/60Hz
Valve Single Russian GS35 triode
Relays Coaxial O/P, I/P
Metering Plate current, Grid current, RF O/P

14in wide x 9.75in high x 17in deep     360mm x 250mm x 430mm

Weight 28kg