This 100 second timer was found in the September 1992 issue of Radio Electronics magazine. The circuit has two timing ranges and time adjustment at R6.
This circuit allows modulating the signal generated by a crystal oscillator. The circuit is from...
This circuit is intended for charging 12 V Nicad batteries, which corresponds to 10 common...
This 12 or 13.8 V stabilized source is suitable for experimental FM transmitters that require...