General Electronics Technical Discussion

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Electric mouse/rat trap power supply by redwire Started by redwire, 06-14-2019, 12:40 AM	13 responses 2,404 views 0 reactions	Last Post by jimineesham23 10-30-2022, 10:19 AM
Component ID 5x=5E by Tend0 Started by Tend0, 10-26-2022, 09:45 AM	2 responses 779 views 0 reactions	Last Post by Tend0 10-26-2022, 10:14 AM
BTC 0197 - Datasheet by Iceking007 Started by Iceking007, 10-23-2022, 01:08 AM	5 responses 1,299 views 0 reactions	Last Post by SMDFlea 10-23-2022, 12:38 PM
USB "Quick" 18W charger ... protocol by eccerr0r Started by eccerr0r, 10-14-2016, 12:29 PM	18 responses 3,569 views 0 reactions	Last Post by eccerr0r 10-22-2022, 01:59 PM
7inch Digital Microscope DM9 by wrapmyride Started by wrapmyride, 10-07-2022, 10:03 AM	17 responses 2,722 views 0 reactions	Last Post by CapLeaker 10-18-2022, 04:21 AM
hair straightener Soldering hotplate by capwizard Started by capwizard, 03-30-2019, 10:19 PM	52 responses 5,693 views 0 reactions	Last Post by bodygrommer 10-17-2022, 12:08 AM
MOSFET maintains voltage drop across G and S only for 3 seconds by digitalDNA Started by digitalDNA, 10-11-2022, 11:00 AM	2 responses 833 views 0 reactions	Last Post by redwire 10-16-2022, 08:55 PM
Batterys for Segway / Hoverboard / Balance Board by Bloopeta Started by Bloopeta, 10-12-2022, 11:04 AM	3 responses 960 views 0 reactions	Last Post by sam_sam_sam 10-15-2022, 10:35 AM
Need Digital Microscope Software (free) by Zentech Started by Zentech, 03-04-2022, 09:41 AM	2 responses 1,282 views 0 reactions	Last Post by jssamp 10-14-2022, 09:19 PM
Help identify varistor by otoluk Started by otoluk, 10-11-2022, 04:14 AM	19 responses 1,602 views 0 reactions	Last Post by otoluk 10-12-2022, 01:18 AM
Led spotlight 220-240W-50Hz max30W by bohaboha Started by bohaboha, 10-03-2022, 06:22 PM	17 responses 2,906 views 0 reactions	Last Post by bohaboha 10-11-2022, 07:09 PM
Square wave (from a function generator) Vs a pulse generator by Nevillet Started by Nevillet, 10-09-2022, 02:39 AM	2 responses 736 views 0 reactions	Last Post by Nevillet 10-10-2022, 01:57 PM
Failed to identify SMD component with markings 81 and 947 and package SOT-89 by digitalDNA Started by digitalDNA, 10-07-2022, 04:47 PM	0 responses 588 views 0 reactions	Last Post by digitalDNA 10-07-2022, 04:47 PM
Pinout of TV antenna cable by spleenharvester Started by spleenharvester, 09-30-2022, 02:00 PM	17 responses 2,902 views 0 reactions	Last Post by spleenharvester 10-07-2022, 10:19 AM
Stuck on a board repair by CptChronic Started by CptChronic, 10-06-2022, 06:31 AM	0 responses 641 views 0 reactions	Last Post by CptChronic 10-06-2022, 06:31 AM
Wind generator charger schematics (or load of baloney ?) by Dannyx Started by Dannyx, 09-16-2022, 11:13 AM	27 responses 2,097 views 0 reactions	Last Post by Dannyx 10-04-2022, 04:51 AM
Very interesting module XL4015 5A DC Buck Step-down Adjustable Voltage Power Converte by sam_sam_sam Started by sam_sam_sam, 04-03-2022, 06:48 PM	4 responses 1,632 views 0 reactions	Last Post by sam_sam_sam 10-02-2022, 08:22 PM
hard drive logic board Diode identification by ntec Started by ntec, 09-27-2022, 09:05 PM	7 responses 1,344 views 0 reactions	Last Post by eccerr0r 09-30-2022, 02:39 PM
Different (lower) resistor values on PCB? by Kobok Started by Kobok, 09-19-2022, 07:30 AM	5 responses 900 views 0 reactions	Last Post by Kobok 09-28-2022, 01:40 PM
Linear Garage Door Opener Control Board Repair weak capacitors by sam_sam_sam Started by sam_sam_sam, 09-03-2022, 12:15 AM	16 responses 3,298 views 0 reactions	Last Post by keeney123 09-28-2022, 07:32 AM
Who can help to tell the resistor value please? by drong Started by drong, 12-14-2020, 01:16 PM	8 responses 3,094 views 0 reactions	Last Post by TN-Notebooks 09-27-2022, 09:35 AM
Link to component 1UH, 11A, 20% by macca125 Started by macca125, 09-26-2022, 10:33 AM	4 responses 1,018 views 0 reactions	Last Post by macca125 09-27-2022, 03:15 AM
Question about current balancing in LED strings by EasyGoing1 Started by EasyGoing1, 09-24-2022, 10:35 PM	3 responses 781 views 0 reactions	Last Post by EasyGoing1 09-25-2022, 07:23 AM
This is the new EBC-X 8-Channels 18650 lithium Battery Capacity Tester that I bought by sam_sam_sam Started by sam_sam_sam, 09-02-2022, 01:16 PM	7 responses 1,143 views 0 reactions	Last Post by sam_sam_sam 09-24-2022, 05:58 AM
How to build this little device please for my campervan security by iotaa Started by iotaa, 09-18-2022, 09:52 PM	21 responses 1,643 views 0 reactions	Last Post by stj 09-23-2022, 04:34 PM
SMD diode identification by dftntm Started by dftntm, 09-23-2022, 08:32 AM	3 responses 797 views 0 reactions	Last Post by dftntm 09-23-2022, 10:16 AM
Transistor substition by madan1 Started by madan1, 09-22-2022, 05:44 AM	7 responses 1,169 views 0 reactions	Last Post by keeney123 09-22-2022, 12:14 PM
Need help picking 12v timer!! by Storyteller12 Started by Storyteller12, 09-05-2022, 07:24 AM	8 responses 954 views 0 reactions	Last Post by sam_sam_sam 09-18-2022, 07:55 AM
What component is this? by hyva_ana Started by hyva_ana, 09-17-2022, 09:32 AM	2 responses 600 views 0 reactions	Last Post by hyva_ana 09-17-2022, 10:05 AM
MOSFET controlled table light help please by Nevillet Started by Nevillet, 09-09-2022, 01:40 PM	15 responses 1,585 views 0 reactions	Last Post by keeney123 09-14-2022, 09:48 PM
How low can germanium voltage drop be acceptable? by Crystaleyes Started by Crystaleyes, 09-10-2022, 06:11 PM	4 responses 935 views 0 reactions	Last Post by Crystaleyes 09-11-2022, 10:18 AM
Converting +/- 5v to a Usable Hz Signal by JayPoorJay Started by JayPoorJay, 08-07-2022, 08:35 AM	19 responses 2,169 views 0 reactions	Last Post by sam_sam_sam 09-10-2022, 03:47 PM
Surge protection by evilkitty Started by evilkitty, 09-07-2022, 10:20 AM	7 responses 908 views 0 reactions	Last Post by evilkitty 09-08-2022, 07:16 AM
resistors in parallel ? by littlejohn Started by littlejohn, 06-13-2022, 05:36 PM	18 responses 2,513 views 0 reactions	Last Post by eccerr0r 09-08-2022, 07:03 AM
Motorola DMR radios by stj Started by stj, 09-07-2022, 12:03 PM	4 responses 711 views 0 reactions	Last Post by stj 09-07-2022, 03:36 PM
How Many Backlight Led Strips Are In Your TV ??? by bohaboha Started by bohaboha, 09-06-2022, 05:44 PM	1 response 886 views 0 reactions	Last Post by Storyteller12 09-06-2022, 08:06 PM
do you have this: AS358M-E1 by bohaboha Started by bohaboha, 09-03-2022, 07:21 AM	16 responses 2,139 views 0 reactions	Last Post by bohaboha 09-03-2022, 05:50 PM
Looking for discontinued Mitsubishi MCU - M306N1MCT by michalk3777@gmail.com Started by michalk3777@gmail.com, 09-03-2022, 12:30 PM	1 response 679 views 0 reactions	Last Post by stj 09-03-2022, 03:18 PM
Hello, do you know what is this component pls of Nikon D800 camera shutter? by corrize Started by corrize, 08-28-2022, 09:32 AM	4 responses 845 views 0 reactions	Last Post by corrize 09-03-2022, 09:07 AM
brand new buck converter does not step up or down by bohaboha Started by bohaboha, 08-30-2022, 05:59 PM	10 responses 1,191 views 0 reactions	Last Post by bohaboha 09-03-2022, 07:31 AM

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