This is a 1946 post-war model radio. The 3-tube receiver has a long-known tube configuration.
We found this circuit in an English publication from the 1980s. The transistor can be BC548 or...
May 2016 - Mouser Electronics is sourcing the new high-performance audio amplifiers with bipolar...
Found in a 1967 documentation, this infrared amplifier is intended for use in a Nipkow disc camera...