This Power supply sources from 500 to 1,000 mA according the transformar and was found in a publication of the year 1958. The diodes can be now the 1N4004 and the transistor should be mounted on a heatsink.
The circuit presented is a simple MW tuner that can be plugged into the input of any audio...
We find this circuit in a 1970s documentation on operational amplifiers. The setup is true for...
This amplifier was found in an 80s component manual. The circuit can be used for media recovery....