This gun-like sound effects circuit is based on the PLL4066. The circuit was found in the December 1989 issue of Radio Electronics magazine and already includes a small amplification stage.
This instrument was obtained in a documentation for radio amateurs of 1976. The circuit measures...
This circuit was found in a computer publication from the 1970s. The transistors can be the BD135...
September, 2017 - Mean Well DC-DC regulators from 10 to 30 W are already available on Mouser...