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Change LED dimmed signal to full power when turned on?

Here's the scenario... EDIT: Everyone seems to so far be missing the part about ELIMINATING the dimming, first and foremost. I have a 12v circuit that is powering an LED array. On some event, the ...
Konfucius's user avatar
0 votes
1 answer
298 views

Nixie anode transistor dimmer

I'm working on my nixie clock (IN-14) and I am stucked on one problem. When I tried to dim my nixie tube through transistor on cathode, everything works fine. simulate this circuit – Schematic ...
Antaury's user avatar
-1 votes
4 answers
269 views

Why is the transistor in this dimming circuit getting very hot?

This is a fairly simple dimming circuit using a dual opamp (IC1) as a comparator to control the brightening and dimming of a light bulb. The switch (pin 2 IC1a) is a contact connection to ground. ...
Fid's user avatar
  • 181
1 vote
2 answers
679 views

Building a passive Dim-to-Warm LED array

I have started a project for my home lighting, I'm trying to build a DC LED module which would change the color temperature from 3000K to 1800K as dimmed with reducing current. I'd like to do it ...
Ömer Gezer's user avatar