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If you have a general question concerning basic electronics theory or component function & usage, here's where it goes.

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Different Kind Of 3 Way Light Bulb Switch by 999999999
Started by 999999999, 08-11-2017, 11:35 PM
15 responses
3,619 views
0 likes
 Last Post 999999999
by 999999999
08-17-2017, 08:30 PM  
USB powered relay for mains voltage? by mattbatt
Started by mattbatt, 08-08-2017, 08:50 PM
12 responses
2,598 views
0 likes
 Last Post Curious.George
by Curious.George
08-12-2017, 06:14 PM  
How does an ignition timing light work? by caphair
Started by caphair, 08-10-2017, 09:32 AM
6 responses
1,845 views
0 likes
 Last Post R_J
by R_J
08-10-2017, 11:59 AM  
Help identify Diodes by cvorke
Started by cvorke, 08-08-2017, 02:21 PM
1 response
1,551 views
0 likes
 Last Post redwire
by redwire
08-08-2017, 03:16 PM  
Maximum voltage through zener diode by Dannyx
Started by Dannyx, 08-04-2017, 07:48 AM
17 responses
2,602 views
0 likes
 Last Post Dannyx
by Dannyx
08-06-2017, 05:18 AM  
555 timer circuit help by garry7263
Started by garry7263, 08-04-2017, 06:36 AM
31 responses
3,204 views
0 likes
 Last Post budm
by budm
08-05-2017, 01:34 PM  
Why does an LCD need a reset line? by caphair
Started by caphair, 07-08-2017, 08:12 AM
24 responses
3,166 views
0 likes
 Last Post gabiz_ro
by gabiz_ro
08-04-2017, 09:19 AM  
How to troubleshoot i2c that's held low? by caphair
Started by caphair, 08-02-2017, 06:43 AM
2 responses
1,471 views
0 likes
 Last Post caphair
by caphair
08-02-2017, 11:14 AM  
Replacing a battery with a higher mAh rating one by Dannyx
Started by Dannyx, 07-31-2017, 02:18 PM
3 responses
1,661 views
0 likes
 Last Post petehall347
by petehall347
08-01-2017, 05:02 PM  
How do these connectors work? by dicky96
Started by dicky96, 07-25-2017, 11:41 AM
10 responses
2,253 views
0 likes
 Last Post dicky96
by dicky96
07-28-2017, 05:05 PM  
Boardviews for Devices or computers OTHER than Apple products by Doc38343
Started by Doc38343, 07-24-2017, 11:53 AM
1 response
1,529 views
0 likes
 Last Post Doc38343
by Doc38343
07-28-2017, 09:44 AM  
Help with this battery pack component by Gimi
Started by Gimi, 07-25-2017, 12:36 PM
3 responses
2,562 views
0 likes
 Last Post Gimi
by Gimi
07-25-2017, 02:27 PM  
Fake Samsung Charger Sold by SnoCo Inc. on Amazon (Reported to Amazon) by jazzie366
Started by jazzie366, 07-06-2017, 03:40 PM
28 responses
4,515 views
0 likes
 Last Post momaka
by momaka
07-21-2017, 10:10 PM  
Shaded pole motor failures? by eccerr0r
Started by eccerr0r, 07-19-2017, 01:35 AM
6 responses
4,028 views
0 likes
 Last Post momaka
by momaka
07-21-2017, 07:29 PM  
Antennas location comparison for receiving DTV ? FM ? by eccerr0r
Started by eccerr0r, 07-16-2017, 05:58 PM
4 responses
1,999 views
0 likes
 Last Post eccerr0r
by eccerr0r
07-21-2017, 01:21 PM  
Non inverting Schmitt Trigger question by Dannyx
Started by Dannyx, 06-16-2017, 02:38 PM
73 responses
8,371 views
0 likes
 Last Post Dannyx
by Dannyx
07-21-2017, 12:41 AM  
Cooler running resistor by Sylvester
Started by Sylvester, 07-15-2017, 06:40 PM
7 responses
1,651 views
0 likes
 Last Post R_J
by R_J
07-20-2017, 04:21 PM  
What Does This Thing Do? by EasyGoing1
Started by EasyGoing1, 07-11-2017, 03:03 PM
13 responses
2,949 views
0 likes
 Last Post EasyGoing1
by EasyGoing1
07-12-2017, 11:17 AM  
Help choosing replacement SMD transistor by RickyZA
Started by RickyZA, 06-30-2017, 01:46 PM
4 responses
2,171 views
0 likes
 Last Post RickyZA
by RickyZA
07-07-2017, 05:24 PM  
Junk Characters/Text in Epson LCD Display by Chaks
Started by Chaks, 07-03-2017, 09:46 AM
5 responses
2,001 views
0 likes
 Last Post Chaks
by Chaks
07-04-2017, 01:43 PM  
Question regarding: HAVDD, HVIN, VONE, VOFFE by miksi
Started by miksi, 06-29-2017, 11:05 PM
2 responses
3,853 views
0 likes
 Last Post miksi
by miksi
06-30-2017, 12:42 AM  
Capacitor 22uf vs 20 uf by socratez
Started by socratez, 06-23-2017, 07:53 PM
4 responses
2,512 views
0 likes
 Last Post socratez
by socratez
06-24-2017, 09:18 PM  
Why? by capwizard
Started by capwizard, 02-14-2017, 03:18 PM
8 responses
3,099 views
0 likes
 Last Post stj
by stj
06-24-2017, 02:44 AM  
Varistor ID?? by brmorr
Started by brmorr, 05-20-2013, 07:47 PM
13 responses
5,800 views
0 likes
 Last Post Lloyd6202
by Lloyd6202
06-21-2017, 11:27 PM  
Anyone an expert on mobile LCD displays themselves? by caphair
Started by caphair, 06-19-2017, 09:59 AM
4 responses
1,643 views
0 likes
 Last Post Jane
by Jane
06-21-2017, 02:12 PM  
Ultrasonic cleaner: transistor identification help please by VujeDe
Started by VujeDe, 06-10-2017, 12:11 PM
13 responses
2,978 views
0 likes
 Last Post VujeDe
by VujeDe
06-21-2017, 10:12 AM  
Solder 80/20 PB/Sn by socratez
Started by socratez, 06-19-2017, 09:19 AM
9 responses
1,820 views
0 likes
 Last Post R_J
by R_J
06-20-2017, 01:38 PM  
Thinking about buying one YIHUA 853AA 2in1 by sam_sam_sam
Started by sam_sam_sam, 06-02-2017, 09:12 PM
9 responses
2,340 views
0 likes
 Last Post sam_sam_sam
by sam_sam_sam
06-19-2017, 05:16 AM  
What do you think of TV LED tester eBay by sam_sam_sam
Started by sam_sam_sam, 05-29-2017, 09:26 AM
29 responses
4,632 views
0 likes
 Last Post budm
by budm
06-18-2017, 08:09 PM  
Plasma cutting torch-chopper board miss communication by sam_sam_sam
Started by sam_sam_sam, 06-11-2017, 03:04 PM
4 responses
2,077 views
0 likes
 Last Post sam_sam_sam
by sam_sam_sam
06-18-2017, 08:05 AM  
Battery Charging and Ohms Law by EasyGoing1
Started by EasyGoing1, 06-10-2017, 10:21 PM
11 responses
2,718 views
0 likes
 Last Post eccerr0r
by eccerr0r
06-16-2017, 05:33 PM  
What does ripple current mean? by yanz
Started by yanz, 02-23-2006, 07:27 AM
10 responses
157,983 views
0 likes
 Last Post PeteS in CA
by PeteS in CA
06-15-2017, 12:18 PM  
The LM317 is quite the hot head ... by EasyGoing1
Started by EasyGoing1, 05-25-2017, 08:46 PM
92 responses
13,093 views
0 likes
 Last Post EasyGoing1
by EasyGoing1
06-13-2017, 04:38 PM  
NTC thermistor by multimeter
Started by multimeter, 06-12-2017, 03:39 AM
2 responses
1,995 views
0 likes
 Last Post R_J
by R_J
06-12-2017, 11:15 AM  
ISOPROPYL ALCOHOL washing boards by sam_sam_sam
Started by sam_sam_sam, 06-11-2017, 05:44 PM
4 responses
1,791 views
0 likes
 Last Post kc8adu
by kc8adu
06-12-2017, 05:55 AM  
Inductor value for LT1513? by wall
Started by wall, 06-07-2017, 07:25 AM
4 responses
1,701 views
0 likes
 Last Post budm
by budm
06-08-2017, 10:09 PM  
Inductor check by Morsus
Started by Morsus, 06-07-2017, 01:03 PM
4 responses
1,796 views
0 likes
 Last Post budm
by budm
06-07-2017, 03:00 PM  
Bought myself a clamp amp meter. Am I using it wrong? by Pioneerx01
Started by Pioneerx01, 06-06-2017, 11:55 AM
7 responses
2,315 views
0 likes
 Last Post budm
by budm
06-06-2017, 07:26 PM  
Where do I find a electrical disconnect switch like the one in this you tube video by sam_sam_sam
Started by sam_sam_sam, 06-05-2017, 08:44 PM
3 responses
1,994 views
0 likes
 Last Post sam_sam_sam
by sam_sam_sam
06-06-2017, 04:26 PM  
Lets talk about CC CV .... by EasyGoing1
Started by EasyGoing1, 06-02-2017, 05:39 PM
12 responses
2,417 views
0 likes
 Last Post EasyGoing1
by EasyGoing1
06-06-2017, 12:29 AM  
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