This circuit is used in old movie projectors. It was found in a Radio Craft from July 1948. Note the cell used in reading sound recordings on tapes from the time.
Projector Amplifier (T1283E)
- Details
- Written by: Newton C. Braga
This circuit is used in old movie projectors. It was found in a Radio Craft from July 1948. Note the cell used in reading sound recordings on tapes from the time.
