MH Apollo-IV - Page 8

Squelch Range:
0.5
to 300 microvolts.
Intermediate Frequencies [AM]:
10.695 MHz [1st], 455
kHz [2nd].
Intermediate Frequencies [SSB]:
10.695 MHz.
Transmit Portion
Single Sideband Generation:
Double-balanced modulation with crystal
latice filter.
RF Output Power [AM]:
4 watts maximum per P and T
rules, at
240 volts 50 or 60 Hz ac or 13.8 volts dc.
RF Output Power [SSB]:
12 watts maximum of PEP per
P and T
rules, at 240 volts 50 or 60 Hz ac or
13.8 volts dc.
Spurious Suppression:
60 dB down.
Carrier Suppression [SSB]:
40 dB down.
Opposite Sideband Suppression [SSB
60 dB down.
6