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Hey Cristal,
How can I help you?


U1
C2
Capacitance
Capacitance
C1
Capacitance
47 uF
Q1
R5
Resistance
1kΩ
D1
R2
Resistance
1kΩ
SPK1
R3
Resistance
1kΩ
R4
Resistance
220 Ω
Telegraph Key
10k Pot
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