My findings show the early models are a 6 channel where the later models B, C, TB are all 10 channel models, this also reflected in the
Service Manual.
2 - 16MHz, 6 crystals
6 channel
Modes
SSB (A3J), USB
Stability
±50Hz, -10°C to 50°C amd ±10% supply variation
Power Supply
12V
Receive, 250mA
A3J average voice transmit
A3H, A3J two tone transmit
Transmitter Output Power
50W PEP
IF and Selectivity
Crystal Filter 1650kHz
SSB 300 - 2800Hz, 6dB
SSB 70dB down at -1 and +4.2kHz
AM ±3kHz, 6dB
AM 60dB down at ±14kHz
Dimensions
Common problem with Radio's Purchased from Auctions, usually EX government or Commercial.
Squelch Board "Tropicalized" Special coating
6Pin Din Microphone Socket