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  1. Olihou

    UVB Meter

    I have the interest to build a UVB meter for measuring the ultraviolet radiation intensity in the wavelength range from 280 to 320 nanometer. It will be used in my reptile house. The reptiles need UVB light for making vitamin D for bone health, but over doze will hurt them. UV meters are...
  2. Olihou

    PC Chart Recorder

    Hi Does any one konw if there is any programme (preferrably free) for Windows to convert a PC to a chart recorder, using the audio card as the signal input? I have tried some programs for PC oscilloscope. However their time base is not long enough for recording signals for long time, say...
  3. Olihou

    ECG for home use

    Hello every body! I am new to this forum. I wish to build a simple ECG (Electrocardiograph, for one of my family members not having a good heart). This project does not seem to have been a topic of discussion in this forum. Can any one advise me how I should start. If any one can provide me...
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