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optocouplers

General Electronics Chat 50 minutes ago at 06:29 AM

Last message by crutschow on October 17, 2021 at 07:15 AM

5 Replies
2 Views
HV DC (1KV -2KV) and measuring low current <1A

Test & Measurement One day ago at 10:17 AM

Last message by bertus on October 17, 2021 at 06:53 AM

5 Replies
57 Views
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18F46K20 2x PCBs 1x works the other doesn't

Microcontrollers 3 hours ago at 03:46 AM

Last message by trebla on October 17, 2021 at 06:49 AM

4 Replies
31 Views
I need your help on CE amplifier

Homework Help 3 days ago at 12:22 AM

Last message by MrAl on October 17, 2021 at 06:47 AM

41 Replies
350 Views
controlling high power leds with arduino

Power Electronics 3 days ago at 01:31 PM

Last message by BobTPH on October 17, 2021 at 06:38 AM

14 Replies
150 Views
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Why transformer secondary only have 3 turns?

General Electronics Chat One day ago at 02:23 AM

Last message by Ian0 on October 17, 2021 at 06:29 AM

12 Replies
134 Views
Thought for the day...

Off-Topic About 11 years ago at 09:29 AM

Last message by killivolt on October 17, 2021 at 06:27 AM

2844 Replies
89685 Views
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Help needed regarding a relay module circuit

General Electronics Chat One day ago at 09:53 AM

Last message by Multinike100 on October 17, 2021 at 06:16 AM

8 Replies
78 Views
12v circuit doubt with switching

General Electronics Chat 23 hours ago at 08:19 AM

Last message by BobTPH on October 17, 2021 at 06:11 AM

10 Replies
119 Views
Why am I experiencing instantaneous capacitor discharge?

General Electronics Chat One day ago at 04:51 PM

Last message by Reloadron on October 17, 2021 at 06:05 AM

23 Replies
175 Views
Latin, English. Ordered a Book dated 1849

Off-Topic 3 weeks ago at 12:51 PM

Last message by killivolt on October 17, 2021 at 05:24 AM

18 Replies
206 Views
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Sound Bar, how does this give a Center Sound Channel?

General Electronics Chat One day ago at 01:08 PM

Last message by Ian0 on October 17, 2021 at 04:26 AM

18 Replies
173 Views
Stage Line 500W amp repair, help please

Technical Repair 8 months ago at 01:14 PM

Last message by Rookieme on October 17, 2021 at 03:42 AM

465 Replies
4784 Views
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MOSFET voltage booster heat and protection

General Electronics Chat 2 days ago at 11:39 AM

Last message by Ian0 on October 17, 2021 at 02:00 AM

9 Replies
110 Views
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8052 PS/2 Keyboard Interface

Microcontrollers 2 days ago at 06:08 AM

Last message by trebla on October 17, 2021 at 01:46 AM

12 Replies
134 Views
Finally got it working.

FPGAs (Field Programmable Gate Array) About 6 hours ago at 01:23 AM

Last message by tindel on October 17, 2021 at 01:23 AM

0 Replies
25 Views
When do you implement a state machine in an embedded project.

Microcontrollers One day ago at 04:30 AM

Last message by tindel on October 17, 2021 at 12:46 AM

26 Replies
243 Views
GaN FET Driver Circuit

Power Electronics One day ago at 03:54 AM

Last message by JulesP on October 17, 2021 at 12:39 AM

16 Replies
111 Views
The Jokes thread

Off-Topic 10 years ago at 02:11 AM

Last message by Delta Prime on October 17, 2021 at 12:23 AM

5286 Replies
338670 Views
Transistor is passing electricity from collector to emitter wrong

General Electronics Chat One day ago at 12:53 PM

Last message by DickCappels on October 16, 2021 at 11:59 PM

38 Replies
296 Views