28 June 2016

Friedrichshafen 2016

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I couldn't miss a second visit to the largest ham fair in Europe, so there I went last Friday. My main interest was the ...
3 comments:
07 June 2016

A clock with Arduino and four HP 5082-7300 displays - 3

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Last part in this series about building a clock with four HP 5082-7300 displays controlled with an Arduino.   After using the HP 50...
9 comments:
05 June 2016

A clock with Arduino and four HP 5082-7300 displays - 2

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Part two of how I designed and built my own bedside clock with a 1970's touch. The finished clock, in the operating position. This...
1 comment:
03 June 2016

A clock with Arduino and four HP 5082-7300 displays - 1

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I needed a time display on my bedside table and I wanted it with an electronic vintage touch. So I gathered: 4x HP 5082-7300 displays an...
26 May 2016

Visible + IR sensitive webcam - DIY

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A colleague showed up with a thermal camera that attaches to an iOS or Android device. Cost: about 250 USD@2016. His show revived me the int...
23 April 2016

Trying to fix a Copal 602 flip palette

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While everything seems to (still) work, inside the Copal 602 clock I found a loose palette. It has one hook missing, and it should be possib...
20 April 2016

Copal 602 flip clock

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3/4 side view. Before LEDs, how were digital clocks made? Not with Nixies, that (in my opinion) were mainly used in instruments where th...
2 comments:
14 April 2016

Lucky battery pack

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Inside A1060 I've had a battery pack from a MAC PowerBook G4 sitting around for a while. The A1060 pack is rated at 10.8V and probab...