AM TRANSMITTER UNIT
Audio Osc
TONE
VOICE
Freq 1000 Hz
Amp 2.0 V
Carrier Osc
Freq 600 kHz
Amp 5.0 V
Modulator
×
Power Amp
Gain 1.0 x
TP1
TP2
TP3
TP4
⇣ RF CHANNEL (AIR GAP) ⇣
AM RECEIVER UNIT
RF Amp
Gain 2.0 x
Mixer
×
IF Filter
Gain 3.0 x
Detector
⚬
Audio Amp
Vol 3.0 x
Tuning
Freq 500 kHz
Local Osc
Amp 7.0 V
TP5
TP6
TP7
TP8
TP9
TP10
TP11