General Electronics Technical Discussion

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Building a Magnetizing Fixture for Stepper Motors by clearchris Started by clearchris, 07-01-2020, 04:28 PM	0 responses 1,404 views 0 reactions	Last Post by clearchris 07-01-2020, 04:28 PM
Dimmable LED incandescent replacements by Curious.George Started by Curious.George, 06-01-2020, 06:08 AM	9 responses 1,917 views 0 reactions	Last Post by tester272001 06-30-2020, 09:07 PM
Variac 20 amp advice? by wadmancpu Started by wadmancpu, 06-16-2019, 02:51 PM	19 responses 3,187 views 0 reactions	Last Post by sam_sam_sam 06-26-2020, 11:35 AM
TO-220 exploded...estimated overload? by eccerr0r Started by eccerr0r, 06-22-2019, 11:14 AM	55 responses 6,312 views 0 reactions	Last Post by eccerr0r 06-25-2020, 11:17 AM
Need help to ID this transistor by CapLeaker Started by CapLeaker, 05-24-2017, 02:25 PM	72 responses 11,979 views 0 reactions	Last Post by On2ItDan 06-24-2020, 05:20 PM
Can someone confirm these resistor values? by Logistics Started by Logistics, 06-19-2020, 11:27 PM	14 responses 2,464 views 0 reactions	Last Post by budm 06-22-2020, 01:21 PM
Decorative Solar Lamp Question by mmartell Started by mmartell, 05-23-2020, 05:57 PM	25 responses 2,933 views 0 reactions	Last Post by Eddie M. Gauthier 06-22-2020, 04:03 AM
PLL hardmod ??? by Retrorockit Started by Retrorockit, 06-17-2020, 05:45 PM	3 responses 1,360 views 0 reactions	Last Post by Retrorockit 06-21-2020, 08:27 AM
Why Electricity is on Ground? by caspian Started by caspian, 06-16-2020, 11:13 PM	4 responses 1,268 views 0 reactions	Last Post by stj 06-17-2020, 05:34 AM
Semiconductor manufacturers logos by Chungalin Started by Chungalin, 08-20-2016, 09:26 AM	10 responses 4,146 views 0 reactions	Last Post by Chungalin 06-15-2020, 05:40 PM
How find interchangeable Components? by EUWest Started by EUWest, 06-11-2020, 04:41 AM	7 responses 1,612 views 0 reactions	Last Post by EUWest 06-13-2020, 01:45 PM
Kicad-ngspice MOSFET models by eccerr0r Started by eccerr0r, 06-10-2020, 01:42 PM	2 responses 1,464 views 0 reactions	Last Post by eccerr0r 06-11-2020, 12:32 PM
Phase Loss Monitor having false triggering ( bad capacitors issues) by sam_sam_sam Started by sam_sam_sam, 06-07-2020, 06:48 AM	4 responses 1,433 views 0 reactions	Last Post by sam_sam_sam 06-10-2020, 06:19 PM
Nora NTF-2642T, what it's worth? by Uranium-235 Started by Uranium-235, 06-05-2020, 10:03 PM	5 responses 1,378 views 0 reactions	Last Post by Uranium-235 06-07-2020, 11:34 PM
Hypertherm Plasma Chopper IGBT Module failure successful repair by sam_sam_sam Started by sam_sam_sam, 06-07-2020, 11:08 AM	0 responses 1,052 views 0 reactions	Last Post by sam_sam_sam 06-07-2020, 11:08 AM
Sites that charge for schematics/board view by cook Started by cook, 05-30-2020, 06:23 AM	3 responses 1,339 views 0 reactions	Last Post by llonen 06-05-2020, 10:49 AM
High side Mosfet swich design by AdrianM Started by AdrianM, 10-01-2018, 11:03 AM	11 responses 2,619 views 0 reactions	Last Post by eccerr0r 06-03-2020, 09:17 PM
Need help identifying SMC by reddsta87 Started by reddsta87, 06-03-2020, 05:52 AM	2 responses 1,303 views 0 reactions	Last Post by reddsta87 06-03-2020, 07:01 AM
component identification by LE GRAND Started by LE GRAND, 07-22-2014, 08:41 PM	28 responses 7,371 views 0 reactions	Last Post by R_J 05-28-2020, 06:43 PM
Repairing a heater wire in a toaster. by sigmeyer Started by sigmeyer, 05-25-2020, 07:21 AM	10 responses 2,265 views 0 reactions	Last Post by sigmeyer 05-28-2020, 06:24 AM
Identify this IC please? by evanesce Started by evanesce, 03-21-2013, 05:19 AM	7 responses 3,987 views 0 reactions	Last Post by mrdeiner1 05-25-2020, 12:37 PM
UPS battery question by goontron Started by goontron, 04-02-2014, 11:19 PM	16 responses 4,313 views 0 reactions	Last Post by ogada 05-22-2020, 11:22 PM
Ryobi 20 volt 4 amp hour battery pack failure not charging no power output by sam_sam_sam Started by sam_sam_sam, 05-16-2020, 04:39 PM	4 responses 1,311 views 0 reactions	Last Post by sam_sam_sam 05-19-2020, 03:03 PM
Help identifying component manufature. by Sadistic Taste Started by Sadistic Taste, 05-16-2020, 03:02 PM	4 responses 1,216 views 0 reactions	Last Post by R_J 05-18-2020, 01:50 PM
Mosfet Power dissipation question by holmzy Started by holmzy, 05-13-2020, 04:07 PM	23 responses 3,183 views 0 reactions	Last Post by budm 05-15-2020, 04:58 PM
Anyone recognize this power supply? by Cartel Started by Cartel, 05-13-2020, 04:12 AM	7 responses 1,587 views 0 reactions	Last Post by petehall347 05-14-2020, 05:54 PM
Need help finding power relay part! by blake.s Started by blake.s, 05-14-2020, 02:34 PM	3 responses 1,418 views 0 reactions	Last Post by sam_sam_sam 05-14-2020, 03:25 PM
SB315 and SB320 Shottky Diodes Voltages - TV PSU by MicroCap Started by MicroCap, 05-07-2020, 07:05 PM	14 responses 2,640 views 0 reactions	Last Post by eccerr0r 05-14-2020, 01:49 AM
I need a basic BIOS circuit by iusar Started by iusar, 04-20-2020, 02:05 PM	5 responses 1,695 views 0 reactions	Last Post by dicky96 05-12-2020, 10:41 AM
Has anyone used this module before UPS DC- DC converter by sam_sam_sam Started by sam_sam_sam, 05-10-2020, 07:27 AM	1 response 1,366 views 0 reactions	Last Post by sam_sam_sam 05-12-2020, 04:03 AM
Sending PWM through a relay by clearchris Started by clearchris, 03-15-2020, 09:11 AM	95 responses 10,870 views 0 reactions	Last Post by Curious.George 05-10-2020, 01:11 AM
Need help ID'ing a diode - T2D85 by ngth82 Started by ngth82, 03-15-2020, 02:31 PM	11 responses 2,783 views 0 reactions	Last Post by ngth82 04-28-2020, 08:35 PM
Bi-polar transistor help - APC NetBotz 455 by raregtp Started by raregtp, 03-23-2020, 12:38 AM	7 responses 2,060 views 0 reactions	Last Post by raregtp 04-27-2020, 11:22 PM
Remote control light and fan switch by masud Started by masud, 04-05-2020, 08:18 AM	18 responses 2,851 views 0 reactions	Last Post by Curious.George 04-26-2020, 02:23 PM
How does these transformers work? by pilot125 Started by pilot125, 04-21-2020, 10:07 PM	7 responses 2,594 views 0 reactions	Last Post by budm 04-22-2020, 05:11 PM
Reuse the autotransformer of a 220-110V stepdown by Hitto Started by Hitto, 04-11-2020, 03:57 PM	16 responses 2,425 views 0 reactions	Last Post by eccerr0r 04-15-2020, 03:58 PM
fm transmitter connect antenna ? by petehall347 Started by petehall347, 04-13-2020, 08:04 AM	21 responses 2,758 views 0 reactions	Last Post by redwire 04-14-2020, 11:50 AM
Usb to i2c eeprom programmer ?? by m3mo3y Started by m3mo3y, 04-12-2020, 12:11 PM	2 responses 1,599 views 0 reactions	Last Post by m3mo3y 04-12-2020, 02:10 PM
Modifying SMPS input voltage range by Dannyx Started by Dannyx, 03-30-2020, 06:45 AM	17 responses 2,789 views 0 reactions	Last Post by Dannyx 04-11-2020, 07:28 AM
Psom circuit help by Hornnumb2 Started by Hornnumb2, 04-07-2020, 09:45 PM	23 responses 3,706 views 0 reactions	Last Post by stj 04-11-2020, 05:58 AM

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