This multi-waveband circuit is from a 1941 documentation. It is a receiver with an external antenna input with 8 tubes, and good power. The circuit had the system of pre-selected stations with tuning by key.

This multi-waveband circuit is from a 1941 documentation. It is a receiver with an external antenna input with 8 tubes, and good power. The circuit had the system of pre-selected stations with tuning by key.