A radio receiver made to demonstrate ceramic integrated circuit modules as part of Project Tinkertoy. See NMAH catalog #2005.0116.02. Five tubes are in the unit, two RCA #50C5, one RCA #12AV6, one RCA ...
Project Tinkertoy – Hydrophone ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback