Almost exactly a year ago, I described here how I measured the shutter speeds of 8x11 Minox cameras using simple means. This was possible with a smartphone app in conjunction with a light sensor that I had purchased and adapted to the Minox specifications. The results were accurate and reliable.
Nevertheless, I was still not satisfied with this method. I wanted a standalone device that would measure and display the shutter speeds of Minox cameras practically automatically. I had to make the device myself, fortunately with the help of a friend who is an electronics professional.
First prototype
It now works, and I have written a short article about it here:
moments-of-now.com
Nevertheless, I was still not satisfied with this method. I wanted a standalone device that would measure and display the shutter speeds of Minox cameras practically automatically. I had to make the device myself, fortunately with the help of a friend who is an electronics professional.
First prototype
It now works, and I have written a short article about it here:

Testing Minox shutter speeds
The method presented here and the realization was a joint effort with my friend and colleague Martin. He developed the necessary hardware and, above all,

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