This circuit is from an 80's publication. It makes use of small 6 V x 50 mA incandescent lamps. The diodes can be general purpose or even 1N4002. The transformer is 6.3 V with 100 mA or more current.
This circuit allows you to program a resistance by combining the selected resistors. The circuit...
This SCR circuit is intended to control an AC load with a low current switch. This switch can be a...
This video game that we published at the same time the full article in the magazine Eletrônica was also found...