FW v1.4 support MIC TX USB LSB Mode now
now portapack H2 become sdr hf transceiver.
now portapack H2 become sdr hf transceiver.
Recently ,I found some bad H2+ in the market,someboady said it tft screen not work,or lcd have white line,
so i see it is not my product,to check
**pcb version:
V3.0,V3.1,V3.2,V3.3 is ak4951 chip,outof stock
V3.4,V3.4b is WM8731 Chip, ak4951 very expensive**