3-tube receiver 2 (T1603E)

Using known tubes, this receiver was found in a Radio Electronics from 1949. The circuit does not include the power supply.

IR Remote Control Receiver (CB24986E)
This is the receiver circuit for the transmitter of the previous circuit using an integrated...
NiCad Charger (CB4979E)
This circuit is from an old American documentation using LEDs in the rectification. The circuit...
CB26109E Amplifier (CB26109E)
We found this small audio amplifier in the November 1999 issue of Electronics Now magazine. The...