Thanks everybody,
I fixed the schematic on my previous post. In my hurry to post before leaving for the weekend, I forgot to add the 1F, 5.5v computer memory cap to the schematic.
This is parallel to the battery leads.
In the early EB days Bill had put one of these on his leads and was able to light a red led straight from the 2 probes in the ground. He has some powerful ground, I think.
I was not able to do that, and later I made this circuit and threw everything at it. It has the memory cap and the germanium transistor because my backyard gets less than 0.8 and microamps. To give me some variability, I made it with 6, 470 Ohm resistors in a series string at the base of the transistor.
I gave up and this has been in "the shoebox" ever since.
My thoughts about the soil are that since magnesium is the core molecule of the chlorophyll molecule (similar to iron being the core of hemoglobin) a little extra magnesium won't hurt a green plant. Copper is widely found in soils, so that shouldn't be a problem for the plant either.
Another thought, hope really, is that since magnesium is so abundant in green things there might be an existing microorganism that is compatible.
Who knows, maybe I am providing a heretofore limiting nutrient, and the plant will gobble it up at the expense of my light!
Anyway,
It is still lit at the 72 hour mark. (I don't know of a AA that can keep up with that.)
I will be testing the limits with other circuits this week and beyond.
Remember, please change your files if you downloaded the circuit.
jeanna
I fixed the schematic on my previous post. In my hurry to post before leaving for the weekend, I forgot to add the 1F, 5.5v computer memory cap to the schematic.
This is parallel to the battery leads.
In the early EB days Bill had put one of these on his leads and was able to light a red led straight from the 2 probes in the ground. He has some powerful ground, I think.
I was not able to do that, and later I made this circuit and threw everything at it. It has the memory cap and the germanium transistor because my backyard gets less than 0.8 and microamps. To give me some variability, I made it with 6, 470 Ohm resistors in a series string at the base of the transistor.
I gave up and this has been in "the shoebox" ever since.
My thoughts about the soil are that since magnesium is the core molecule of the chlorophyll molecule (similar to iron being the core of hemoglobin) a little extra magnesium won't hurt a green plant. Copper is widely found in soils, so that shouldn't be a problem for the plant either.
Another thought, hope really, is that since magnesium is so abundant in green things there might be an existing microorganism that is compatible.
Who knows, maybe I am providing a heretofore limiting nutrient, and the plant will gobble it up at the expense of my light!
Anyway,
It is still lit at the 72 hour mark. (I don't know of a AA that can keep up with that.)
I will be testing the limits with other circuits this week and beyond.
Remember, please change your files if you downloaded the circuit.
jeanna
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