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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
333 Views
LED power

General Electronics Chat One week ago at 07:27 AM

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

9 Replies
116 Views
B
Powering RGB LED Strip With Power Bank

Power Electronics One week ago at 11:53 PM

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

3 Replies
80 Views
LED Driver Questions

General Electronics Chat One week ago at 11:51 AM

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

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

Digital Design About 2 weeks ago at 09:32 AM

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

14 Replies
229 Views
What is wrong with my led circuit?

Analog & Mixed-Signal Design 2 weeks ago at 01:00 AM

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

15 Replies
173 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
10306 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
537 Views
How do you know what resistor to use in a simple LED circuit ?

General Electronics Chat About 2 months ago at 07:18 AM

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

11 Replies
156 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
671 Views
E
Considerations in using IC's at high voltage

Digital Design 3 months ago at 09:06 PM

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

6 Replies
348 Views
How to dim led circuit?

General Electronics Chat 2 months ago at 06:47 AM

Last message by Audioguru again on September 22, 2022 at 10:39 AM

7 Replies
203 Views
B
simplest VU meter

Analog & Mixed-Signal Design About 3 months ago at 12:06 PM

Last message by bassbindevil on September 13, 2022 at 03:13 PM

8 Replies
284 Views
Asking for simple LED driver circuit diagram

Analog & Mixed-Signal Design 3 months ago at 08:56 AM

Last message by planetElectron on September 13, 2022 at 01:57 AM

22 Replies
520 Views
Cheap LED garage light not working

Technical Repair 4 months ago at 04:27 PM

Last message by wayneh on September 7, 2022 at 12:16 PM

13 Replies
490 Views
Led Matrix Display and switching EPROM address problem

General Electronics Chat 3 months ago at 11:23 AM

Last message by q12x on September 6, 2022 at 01:51 PM

66 Replies
949 Views
52 Replies
1533 Views
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RGB matrix connection to IS31FL3731 LED drive

Digital Design 4 months ago at 02:46 PM

Last message by Bradleymahan on August 18, 2022 at 11:08 PM

1 Replies
296 Views
Dangers from blue light exposure worsen with age

General Science, Physics & Math 4 months ago at 12:51 PM

Last message by dcbingaman on August 1, 2022 at 09:14 PM

2 Replies
171 Views