Found in a 1949 Radio Electronics, this circuit uses an unusual tube powered by a 5 to 8 V transformer. The listening is on high impedance headphones.
Code Practice Oscillator (T1625E)
- Details
- Written by: Newton C. Braga
Found in a 1949 Radio Electronics, this circuit uses an unusual tube powered by a 5 to 8 V transformer. The listening is on high impedance headphones.
