We found the circuit of this Japanese transistorized commercial receiver in a documentation from the 1960s. It is a radio for the medium wave range with 6 transistors and 9 V power.
This circuit should be used with low frequency signals only. The circuit is from a documentation from the...
This circuit, found in a 1991 documentation, doubles the frequency of a TTL signal. The maximum...
The Texas TL783 integrated circuit is a three-terminal high voltage regulator with a wide range of...