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  • ...a Dohicky laser power meter (in fact an anodised aluminium target to work with a thermocouple) Russ Sadler has a very informative youtube channel here htt Jon's experiments to date are based on Russ's experiments with clear Perspex on edge.
    92 KB (15,559 words) - 18:39, 7 May 2017
  • * Martin C didn't have a good day with the PIC. It was not co-operating with him. Better luck next time, M. ...e. One or more people from the Friday meetings could be interested, along with any other HUG members. Peter would need a colleague who is Windows-savvy t
    87 KB (15,026 words) - 01:41, 19 December 2018