Schematic of oscillator
+12V
+12V
-12V
-12V
+12V
+IN2
Oscillator
OUT4
+IN1
OUT3
-IN3
OUT1
-IN2
Wave Shaping
-IN1
+IN4
OUT2
+IN3
-IN4
OSC_OUT
OSC_IN
Tuning Range Trim
1N4148
TP2
C9
Capacitance
100nF
C6
Capacitance
100nF
TP1
BC858
R18
Resistance
1MΩ
C5
Capacitance
2.2nF
R16
Resistance
1k5 Ω
C5
Capacitance
100nF
TL074
BC848
TUNE_TRIM
Resistance
1kΩ
CD40106