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evil666demonic
5
posts
Dec 13

Need Help identifying a Slotted Opto sensor with only 2 wires.

(12)
Hi Roy, I don't think it is a mechanical switch, possibly a reed or magnetic switch. I'll have to take one off and test it. Cheers, Peter On 12/12/2017 7:35
Peter Homann
12
posts
Dec 12

LED Motorcycle Headlight Follow up.

(4)
Very interesting, I will study that. Thanks Jan.
fmfvt
4
posts
Dec 6

Trigger a 12V light with a 4.5V motion sensor..? HOW??

(4)
First you must know how much current the 12 volt lamp draws. If it is less than 150-200 ma, then a simple 2N2222 driven by the motion detector would do the
Dan Kahn
4
posts
Dec 5

A review of the DSO 138 oscilloscope

(8)
I wrote, and released on my github site, a python library and a couple of programs, for processing the bitscope csv files. I've been playing with writing an
Derrik Walker v2.0
8
posts
Dec 3

Car amplifyer help for idiot??

(8)
Don’t the better amps rate their power at a specified harmonic distortion level? So to compare two amps you would look at the power at this specific
A6intruder@myo-p.com
8
posts
Nov 30

Recycling Electric Griddle

(3)
... That's what came to mind for me, as well. I'll add that the various "colors" often correspond to how high a temperature the particular mix can take,
Roy J. Tellason, Sr.
3
posts
Nov 30

LCD monitor

(5)
Is a load necessary for the power supply to show an output Voltage? I highly doubt it. Most inexpensive power supplies will work, load or no load. If you are
Paul Alciatore
5
posts
Nov 21

LED Automotive

(19)
“The power rating of a LED automotive bulb is actual power.“ Exactly. However, what the OP said was that replacing a standard automotive bulb that drew 55
voicesmoderator
19
posts
Nov 10

New Toroidal Transformer

(24)
Thank you for your replies as to new transformers. I am building a soft start board to protect power supply board per my Diy_Audio research as it will protect
kbyrne10
24
posts
Nov 6

Charging 12volt batteries

(69)
What I have determined so far is that the fuse I started with is 5 amps and it didn't blow. I figured start with a low value and go up from there. On Thu, Oct
mark hubrich
69
posts
Oct 19
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