Indicated for checking the operation of small FM transmitters, this circuit was found in an Australian publication from 1991. The components are all common nowadays.
This long interval timer was found in the September 1976 issue of Radio Electronics magazine. The...
We find this circuit in a documentation for engineers from 1971. The circuit generates rectangular and...
The output current of this converter from positive to negative -5 V is 1 A. The circuit is from...