Linear Amp Discovery 70 - 432MHz GS31 Linear Amplifier
THIS PRODUCT IS NOW DISCONTINUEDThe ultimate DX or EME amplifier for 432MHz.
For Radio Amateurs that need effortless, reliable power for contesting, DXing or EME.
The Linear Amp UK Discovery 70 utilises a single Russian GS31 triode and will produce up to 900 Watts output with 100W of drive.
All brass anode stripline - silver plated on request for minimal losses and long term stable operation.
Heavy duty UK made 2.2kVA toroidal transformer with a high power voltage doubler HT board.
Fully specified control and protection circuit board offering anode flashover protection, grid overdrive trip, auto soft start and in-built 3 minute warm-up timer.
The cooling is via an integral high performance centrifugal fan.
Quiet coaxial changeover relays used for input and output with sequential switching to eliminate hot changeover arcing.
All built into a CNC punched and folded steel chassis with 3mm aluminium front panel.
100% duty cycle - Full output can be maintained all day long for EME, Data Mode and contest operation.