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Seeking direction to make an led tachometer for an obd1 car

General Electronics Chat About 22 hours ago at 03:52 PM

Last message by Tonyr1084 on May 24, 2024 at 09:20 AM

8 Replies
121 Views
Choosing the correct LED driver IC

Power Electronics One week ago at 04:54 PM

Last message by BobTPH on May 22, 2024 at 03:09 PM

26 Replies
498 Views
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Incandescent bulb stops LED flicker

General Electronics Chat About 2 weeks ago at 05:57 AM

Last message by MisterBill2 on May 18, 2024 at 08:46 AM

40 Replies
769 Views
Lighted Bat Handle Switch for 120vac Operation.

General Electronics Chat One week ago at 08:23 AM

Last message by MrAl on May 16, 2024 at 07:10 AM

15 Replies
186 Views
Struggling to fix voltage drop in my LED circuit

General Electronics Chat 2 weeks ago at 11:32 AM

Last message by BobTPH on May 13, 2024 at 11:00 AM

14 Replies
527 Views
role of optocoupler for biasing drain of amplifiers

PCB Layout , EDA & Simulations One month ago at 10:21 AM

Last message by Irving on May 2, 2024 at 03:07 PM

22 Replies
640 Views
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LED High wattage dimmer help

General Electronics Chat 4 weeks ago at 09:17 AM

Last message by MisterBill2 on April 26, 2024 at 07:52 AM

9 Replies
215 Views
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DIY low voltage transformer

General Electronics Chat One month ago at 05:04 AM

Last message by MisterBill2 on April 23, 2024 at 04:52 AM

26 Replies
714 Views
120V Smart Dimmer to control zero cross SSR

Power Electronics One month ago at 02:26 PM

Last message by Ian0 on April 20, 2024 at 12:06 AM

5 Replies
472 Views
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How hard would it be for an IT Professional to make bulbs smart?

Analog & Mixed-Signal Design One month ago at 09:52 AM

Last message by MisterBill2 on April 19, 2024 at 09:47 AM

22 Replies
654 Views
K
Controlling 6 color LED from PCA9685

General Electronics Chat One month ago at 07:10 PM

Last message by kb1sph- on April 15, 2024 at 09:18 PM

11 Replies
279 Views
M
Help with custom relay circuit

General Electronics Chat One month ago at 12:30 PM

Last message by MisterBill2 on April 8, 2024 at 02:24 PM

15 Replies
442 Views
Remake AC light to 24V DC possible?

Power Electronics One month ago at 05:43 AM

Last message by BobTPH on April 6, 2024 at 08:17 AM

22 Replies
491 Views
4 pin Led strip to motion sensor controller

General Electronics Chat One month ago at 02:35 PM

Last message by SumoTori on April 3, 2024 at 11:12 AM

6 Replies
221 Views
Ideas for High Power LEDs

Analog & Mixed-Signal Design 2 months ago at 02:15 PM

Last message by BobTPH on March 18, 2024 at 06:25 AM

13 Replies
499 Views
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Major Newbie - wiring flicker LED's for a hobby kit

General Electronics Chat About 3 months ago at 03:49 PM

Last message by FierceCritter on March 8, 2024 at 08:49 AM

16 Replies
493 Views
55 Replies
1324 Views
7 Replies
310 Views
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LED driver selection

General Electronics Chat 2 months ago at 08:50 PM

Last message by veli410 on March 2, 2024 at 08:50 PM

0 Replies
190 Views
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Can modify a 120V LED to run on 12V?

Power Electronics About 3 months ago at 08:18 PM

Last message by LesJones on February 29, 2024 at 01:40 AM

18 Replies
654 Views