FM TRANSMITTER
Audio Osc
Freq 1000 Hz
Amp 3.0 V
Freq Mod
Base Freq 100k
Dev Gain 5.0 V
Mixer
×
Local Osc
Freq 500k
Amp 5.0 V
Power Amp
Gain 1.0x
TP1
TP3
TP2
TP4
TP5
CHANNEL INTERFACE
FM RECEIVER
RF Amp
Gain 3.0x
Mixer
×
RX Tuning
Freq 600k
Amp 5.0 V
IF Amp
Gain 3.0x
Limiter
Clip @ ±2V
Discrim
FM → Volt
Audio Amp
Gain 1.0x
TP6
TP7
TP8
TP9
TP10
TP11
TP12
TP13
OSCILLOSCOPE
DISCONNECTED
V/DIV
2 V
T/DIV
50 µs
CH1 INPUT