This 2-tube audio oscillator was found in documentation from 1948. The circuit generates a 1 kHz signal and outputs to loudspeaker. It is used in telegraphy practice.
Audio Oscillator (T1257E)
- Details
- Written by: Newton C. Braga
This 2-tube audio oscillator was found in documentation from 1948. The circuit generates a 1 kHz signal and outputs to loudspeaker. It is used in telegraphy practice.
