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Newbie needs help (LED "Flashbang" project)

General Electronics Chat One week ago at 02:39 PM

Last message by Audioguru again on December 3, 2022 at 08:54 AM

26 Replies
325 Views
LED power

General Electronics Chat 5 days ago at 07:27 AM

Last message by dl324 on November 30, 2022 at 03:50 PM

9 Replies
109 Views
Is dc dimmer a dc buck coverter?

General Electronics Chat 5 days ago at 04:44 AM

Last message by ErnieM on November 30, 2022 at 10:17 AM

2 Replies
69 Views
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Powering RGB LED Strip With Power Bank

Power Electronics 6 days ago at 11:53 PM

Last message by bassbindevil on November 29, 2022 at 07:00 PM

3 Replies
75 Views
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LED with low radiation angle

Analog & Mixed-Signal Design About 7 days ago at 08:00 AM

Last message by bassbindevil on November 29, 2022 at 06:24 PM

8 Replies
155 Views
LED Driver Questions

General Electronics Chat 5 days ago at 11:51 AM

Last message by dendad on November 29, 2022 at 01:24 PM

6 Replies
89 Views
How to freeze CD 4017 (Rain Led Chip)

Digital Design One week ago at 09:32 AM

Last message by MrChips on November 25, 2022 at 09:03 AM

14 Replies
219 Views
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How To Sense Quick Neon Bulb Flashes w/Phototransistor

Sensor Design & Implementation 4 weeks ago at 09:32 AM

Last message by prairietech on November 25, 2022 at 05:36 AM

51 Replies
730 Views
What is wrong with my led circuit?

Analog & Mixed-Signal Design One week ago at 01:00 AM

Last message by Jerry-Hat-Trick on November 23, 2022 at 06:57 AM

15 Replies
169 Views
General 12v Vehicle Lighting Circuit Help

General Electronics Chat 2 weeks ago at 12:20 AM

Last message by Tonyr1084 on November 21, 2022 at 12:23 AM

2 Replies
134 Views
Light Bulbs

Power Electronics One year ago at 12:46 PM

Last message by Ian0 on November 11, 2022 at 12:37 AM

28 Replies
1479 Views
5 Replies
120 Views
Do *all* LCD TVs have a Fresnel Foil? (even big or HDR TVs?)

General Electronics Chat 3 years ago at 03:53 PM

Last message by dl324 on November 1, 2022 at 08:46 AM

16 Replies
10295 Views
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Wiring 25 LEDs with a PWM Dimmer

Analog & Mixed-Signal Design One month ago at 05:20 PM

Last message by Harry_THP on November 1, 2022 at 07:04 AM

17 Replies
666 Views
S
LED downlight glows with power switched off

Power Electronics About 2 months ago at 04:17 PM

Last message by spurf on October 19, 2022 at 09:14 PM

10 Replies
438 Views
What am I missing on my interpration to the following circuit?

Digital Design One month ago at 10:34 AM

Last message by atferrari on October 19, 2022 at 07:46 AM

21 Replies
534 Views
How do you know what resistor to use in a simple LED circuit ?

General Electronics Chat One month ago at 07:18 AM

Last message by Tonyr1084 on October 12, 2022 at 12:01 PM

11 Replies
152 Views
LED Lights - Power Supply / Battery

General Electronics Chat 2 months ago at 11:27 PM

Last message by bertus on October 11, 2022 at 01:32 PM

60 Replies
660 Views
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Considerations in using IC's at high voltage

Digital Design About 3 months ago at 09:06 PM

Last message by eetech00 on October 3, 2022 at 04:48 PM

6 Replies
348 Views