MX-P50A HF power amplifier for QRP transceiver improves the signal. It can be used both as a base and mobile unit. Extremely Small, Compact, and lightweight, Full integration with the FT-817 using the supplied interface cable. The amplifier incorporates various protection circuits, such as high voltage and front-mounted LED displays. This amplifier can be successfully used with other QRP rigs, such as the ICOM IC-703(and Elecraft KX3).
YAESU FT-817ND Quick operating manual: 1.Connect the power cord to the DC power supplier, Red to "+", Black to" -" 2.Connect ACC cable to FT-817 ACC and Amp 3.Adjustment "BAND ADJ" button， Select the band. 4.Connect an antenna to amp "ANT" and "input" from the FT-817 antenna out. Notice! The antenna you used should be tuned well. The SWR should be less than 1:1.5 5.Open the power on both the power supplier and AMP. The power indicates on. 6.Power on FT-817. The band indicated on Amp should be on. 7.Press PTT and the TX indicate on Amp should be on. Notice! If working on FM or SSTV for a long operating time, should lower the output power on FT-817, say 2.5W or 1W.
Other QRP transceiver operating manual: Connect acc cable to transceiver PTT-TX and amplifier， ACC green to "GND"， RED TO "TX-PTT"， and the radio "TX-PTT" view manual.
Size：155*100*35（mm）D*W*H Weight：0.55KG
Package list:
1xMX-P50M
1xPower cord
1xfor FT-817ND ACC control cable