QPA-1 Universal 3-30MHz QRP PA. >37dB average gain, -10dbm to 0dBm input (without attenuator). Output Power Max: 15W (with extra heatsink). Keyed input for CW mode (signal input from ILER-DDS, Xtal oscillators, SSB/DSB generators etc.)
The QPA-1 Universal 3-30Mhz QRP PA kit is discontinued.
However, you can freely build it yourself
You will need to have the Sprint Layout viewer. Download.
QPA-1 kit assembly manual (schematics, parts list etc). Download.