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3.5" Floppy drive replacement ("emulator") with SD card?

(4)
Thanks Aaron very interesting but that’s not an answer to my question. Dave ... Thanks Aaron very interesting but that’s not an answer to my question. Dave
Dave C
4
posts
1:05 AM

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
12:08 PM

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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