SSB TRANSMITTER (Filter Method)
AUDIO OSC
TONE
VOICE
Freq 1000 Hz
Amp 2.0 V
BAL MOD
×
SIDEBAND FLT
USB
LSB
MIXER & BPF
×
POWER AMP
Gain 1.0 x
LO1 (455k)
Freq 455 kHz
Amp 7.0 V
LO2 (RF)
Freq 700 kHz
Amp 5.0 V
TP1
TP2
TP3
TP4
TP5
TP6
TP7
⇣ RF CHANNEL (AIR GAP) ⇣
SSB RECEIVER UNIT
NOISE GEN
RFI (1.5M)
IF (455k)
RF AMP
1155 kHz
Gain 2.0x
MIXER & FILTER
×
IF AMP
Gain 3.0x
PROD DET
×
AUDIO AMP
Vol 3.0x
LOCAL OSC (TUNING)
LO Freq 700 kHz
LO Amp 7.0 V
BFO (455k)
Freq 455 kHz
Amp 3.0 V
TP8
TP9
TP10
TP11
TP13
TP12
TP14
TP15