Yaesu FT-991A FT-891 FT-710 interfaccia amplificatore relè tasti e cavi
Protect and isolate your Yaesu FT-991(A), FT-891, FT-710 (and all other YAESU 8 pin mini-din ) series radios amplifier keying circuit! Many newer radios can only provide for a small amount of current on the external amplifier keying output.