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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Recent content by Der Pfarrer

  1. D

    Single-digit incandescent binary clock

    Yes, I would like the lights to cycle through the binary patterns as you describe, approximately one digit every 1-2 seconds with a pause before repeating. I had thought of using a frequency divider circuit based either on AC line frequency or a crystal as a timebase. Honestly, I don't know...
  2. D

    Single-digit incandescent binary clock

    Hello. This is my first post here. I have four matching 12 volt incandescent indicator lights, and I am looking for a circuit to drive them as a single-digit, 24-hour binary clock. The lights would cycle through each digit of a 24-hour time (i.e. 19:45 for 7:45 PM) in the same format as the...

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