General Electronics Technical Discussion

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Repairing a ENERTRES Biomass BI-650 heater by edugimeno Started by edugimeno, 07-28-2025, 04:32 AM	16 responses 141 views 0 reactions	Last Post by edugimeno 07-29-2025, 03:20 PM
mosfet m13c30 by jackx Started by jackx, 07-29-2025, 05:56 AM	1 response 32 views 0 reactions	Last Post by truclacicr 07-29-2025, 12:02 PM
hi all need help with IC marking is XA2LD Sot-23-5 by Barttech Computers Started by Barttech Computers, 07-27-2025, 09:27 PM	2 responses 75 views 0 reactions	Last Post by lotas 07-28-2025, 03:52 PM
clock radio / radio lifespan? by shelby5041 Started by shelby5041, 09-14-2024, 03:30 AM	21 responses 360 views 0 reactions	Last Post by UserXP 07-24-2025, 02:26 AM
Need help to identify and to locate a 0.33 ohms fusible resistor for power supply by gica69 Started by gica69, 07-21-2025, 09:49 PM	8 responses 87 views 0 reactions	Last Post by gica69 07-24-2025, 12:06 AM
Logitech G29 Help request to find smd transistor reference. by nunofcc Started by nunofcc, 10-04-2020, 01:59 PM	21 responses 6,382 views 0 reactions	Last Post by ShadowGato 07-23-2025, 06:44 AM
Hi, Can we use SMPS Bench Power Supply for Laptop troubleshooting? by shamsudeen Started by shamsudeen, 07-19-2025, 07:14 AM	5 responses 73 views 0 reactions	Last Post by m1ch43lzm 07-20-2025, 07:02 PM
Can somebody explane notation in schematics by JoSta Started by JoSta, 07-08-2025, 12:05 PM	8 responses 153 views 0 reactions	Last Post by m1ch43lzm 07-17-2025, 10:30 AM
Why does my ISP router hate my "homemade" power supply?? by double_DD Started by double_DD, 07-12-2025, 03:09 AM	18 responses 125 views 0 reactions	Last Post by sam_sam_sam 07-15-2025, 07:12 AM
Seeking Advice: Repairing Dell U3425WE Monitor with Faulty USB-C/Thunderbolt Ports by Borse2008 Started by Borse2008, 07-15-2025, 04:55 AM	0 responses 27 views 0 reactions	Last Post by Borse2008 07-15-2025, 04:55 AM
Trying to determine a fault, not sure if the culprit is LM2574 pin 7 output is grounded by repair-it Started by repair-it, 07-14-2025, 02:03 PM	1 response 17 views 0 reactions	Last Post by truclacicr 07-14-2025, 10:58 PM
Need help identifying this (double?) diode by repair-it Started by repair-it, 07-14-2025, 10:25 AM	3 responses 30 views 0 reactions	Last Post by repair-it 07-14-2025, 01:55 PM
Can someone please help me identify this resistor? by mitsu2k Started by mitsu2k, 07-07-2025, 02:24 PM	30 responses 226 views 0 reactions	Last Post by lotas 07-14-2025, 11:28 AM
Need advice testing a samsung power supply board with scope by repair-it Started by repair-it, 07-12-2025, 11:00 AM	2 responses 32 views 0 reactions	Last Post by repair-it 07-14-2025, 09:33 AM
Yihua 992DA+ Hot air gun and soldering rework station, burnt mark by Peter_1402 Started by Peter_1402, 07-12-2025, 11:50 AM	5 responses 77 views 0 reactions	Last Post by stj 07-13-2025, 07:05 AM
Help me with 65992d chip datasheet by trepachka Started by trepachka, 12-19-2023, 10:03 PM	2 responses 1,240 views 0 reactions	Last Post by nuri05 07-10-2025, 03:49 PM
GRT60-145410 brick PSU, how much of a fire hazard is this thing exactly? by spleenharvester Started by spleenharvester, 07-08-2025, 06:02 PM	1 response 62 views 0 reactions	Last Post by stj 07-09-2025, 03:27 AM
Identify board to board connector by k-krzych Started by k-krzych, 07-08-2025, 12:32 PM	0 responses 25 views 0 reactions	Last Post by k-krzych 07-08-2025, 12:32 PM
Please review my ESP based WLED controller board for WS2815 12V LED Strips - New to electronics. by Geeker007 Started by Geeker007, 06-29-2025, 05:20 PM	8 responses 95 views 0 reactions	Last Post by stj 07-08-2025, 03:09 AM
Battery Hookup new listing “Case 100x 3.3v 2200mah - 200x 18650 Lifepo4” for $100.00 + shipping by sam_sam_sam Started by sam_sam_sam, 03-09-2025, 02:30 PM	339 responses 2,304 views 0 reactions	Last Post by sam_sam_sam 07-06-2025, 08:31 PM
Alexia thermostat is this a good idea for for controlling your air conditioning system feedback wanted by sam_sam_sam Started by sam_sam_sam, 06-22-2025, 10:23 AM	16 responses 130 views 0 reactions	Last Post by sam_sam_sam 07-03-2025, 03:43 PM
Is this a fusible resistor? by bluto Started by bluto, 07-01-2025, 01:30 PM	3 responses 42 views 0 reactions	Last Post by truclacicr 07-01-2025, 05:24 PM
XMCQH128A Programming issue by hikesync Started by hikesync, 06-26-2025, 11:22 AM	2 responses 63 views 0 reactions	Last Post by lotas 06-27-2025, 12:36 PM
FFN 551 IC need help to identify by cmn.fix Started by cmn.fix, 06-26-2025, 08:09 AM	2 responses 44 views 0 reactions	Last Post by cmn.fix 06-26-2025, 10:00 AM
Questions About USB 3.2 Gen 2x2 and USB4 Designs: Type-A vs Type-C, MUX Requirem by electronx Started by electronx, 06-26-2025, 03:27 AM	0 responses 30 views 0 reactions	Last Post by electronx 06-26-2025, 03:27 AM
Adjustable Boost Power Supply DC-DC Constant Voltage Current Charging Module by sam_sam_sam Started by sam_sam_sam, 05-18-2025, 09:45 AM	32 responses 314 views 0 reactions	Last Post by sam_sam_sam 06-22-2025, 01:42 PM
MOSFET? Is its voltage reading normal? by alro7779 Started by alro7779, 06-19-2025, 08:19 AM	2 responses 70 views 0 reactions	Last Post by alro7779 06-19-2025, 02:57 PM
Behringer Eurolive B205D repair - help identifying transistor by magneh Started by magneh, 06-18-2025, 02:34 AM	4 responses 81 views 0 reactions	Last Post by CapLeaker 06-19-2025, 04:02 AM
Motorbike PCB - burned Diodes ( PJ78) - help to identify identical or equivalent by magneh Started by magneh, 05-19-2025, 07:38 AM	3 responses 105 views 0 reactions	Last Post by magneh 06-18-2025, 02:19 AM
please help with complex dmm connector by harp Started by harp, 06-15-2025, 07:04 AM	5 responses 90 views 0 reactions	Last Post by harp 06-17-2025, 04:09 PM
Looking for a Fuse T4AL/250V by Gadjet Started by Gadjet, 06-15-2025, 09:16 AM	5 responses 67 views 0 reactions	Last Post by Gadjet 06-16-2025, 09:30 PM
Trying to identify PWM controller on a Netapp PSU (model ym-2751a) the component on the picture by vjsmoreira Started by vjsmoreira, 06-16-2025, 01:46 PM	4 responses 51 views 0 reactions	Last Post by stj 06-16-2025, 05:43 PM
Help Needed to Find Replacement for the IC Chip - CY1341A by ant3202 Started by ant3202, 05-15-2025, 08:45 PM	3 responses 55 views 0 reactions	Last Post by ant3202 06-16-2025, 02:44 AM
Diode marked as "E57".........not able to find it by reference by Francesc V. Started by Francesc V., 06-14-2025, 09:56 AM	2 responses 61 views 0 reactions	Last Post by Francesc V. 06-15-2025, 01:14 AM
Should I take this undertaking “ Fault & Not Work 8000W LF Split Phase Pure Sine Wave Power Inverter DC24V/AC110V” by sam_sam_sam Started by sam_sam_sam, 06-12-2025, 06:46 AM	5 responses 90 views 0 reactions	Last Post by stj 06-13-2025, 07:34 AM
it5570e-128 schematic by Rahul Morya Started by Rahul Morya, 02-25-2024, 01:00 AM	9 responses 7,792 views 0 reactions	Last Post by Maxsupri Informatica 06-12-2025, 09:32 AM
Resistor with "1:R2" printed on it.....what value should I read? by Francesc V. Started by Francesc V., 06-11-2025, 06:27 AM	7 responses 94 views 0 reactions	Last Post by Francesc V. 06-11-2025, 11:46 PM
KODISC : NEW Electronics Circuity Video generation AI app by oxygensys Started by oxygensys, 06-09-2025, 10:13 PM	0 responses 32 views 0 reactions	Last Post by oxygensys 06-09-2025, 10:13 PM
Upgrading Whole Home Surge Protector MOVs (Eaton CHSPT2SURGE) by nobbnobb1 Started by nobbnobb1, 06-04-2025, 08:40 AM	4 responses 64 views 0 reactions	Last Post by momaka 06-07-2025, 11:11 AM
Need help verifying this MOV by repair-it Started by repair-it, 06-04-2025, 05:14 PM	3 responses 46 views 0 reactions	Last Post by CapLeaker 06-05-2025, 12:14 PM

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