We found this circuit in the 1970 RCA valve manual. The critical components, besides the tubes are the transformers. The maximum distance between the stations should not exceed 40 meters.
Intercom (T119E)
- Details
- Written by: Newton C. Braga
We found this circuit in the 1970 RCA valve manual. The critical components, besides the tubes are the transformers. The maximum distance between the stations should not exceed 40 meters.
