This circuit, for vehicles with a 6 V battery, was found in the 1964 RCA transistors manual. Transistor 2N3054 can be replaced by a TIP41.
This circuit with two operating modes was found in the September 1989 issue of Radio Electronics...
This TTL divider divide by 0 to 9 the frequency of a signal applied to its input. Maximum...
This circuit can be used for signaling a panel with a common incandescent lamp. The lamp will...