Humidity
Tuesday, April 18, 2017, 06:00 PM
After the grocery run to pick up our weekly essentials I mounted the Huzzah in a box with power supply and hooked it all up to the probe wires coming from under the house. What a shock, the crawl humidity is over 90%. We need to seriously do something about this. I created some gauges in node-red that i could read easily of the crawl temp, humidity and dewpoint. I used some manual MQTT commands to activate the fan and found i can lower the humidity to about 80. I let it run all night long after we went to bed. Eugene Onegin was live from the Met this evening. We caught it late but still enjoyed the remainder of it. I fell asleep upstairs while it was still going on. Dinner tonight was spaghetti with cheese using fresh basil and leftover grocery store tomatoes. It came out quite good. The 8mm lens came. i screwed it into the M12 mount on the Arducam Pi camera and had success in rendering an image that was only 6 mm wide and spanned the entire horizontal width of the screen. This used the 8mm lens plus the Surplus Shed lens. The issue now is the camera has to be verv close to the film gate and there is no apparent room. Possibly i can remove the old projector lens housing but i need spring pressure against the film guide which uses the housing to support the spring loaded fingers to apply pressure on the gate/guide. Ideal would be a lens that could be located further away. People seem to use old enlarger lenses. I have an M12 to EOS adapter coming so I will be able to see how the 100mm macro works with the bellows if needed as optics for the Pi camera. |
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