General Electronics Technical Discussion

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Need HP 3406A Probe Set by George_Race Started by George_Race, 10-24-2012, 05:03 AM	0 responses 1,856 views 0 reactions	Last Post by George_Race 10-24-2012, 05:03 AM
playing with LM3914 IC by Peter9DO Started by Peter9DO, 10-24-2012, 01:05 AM	0 responses 1,806 views 0 reactions	Last Post by Peter9DO 10-24-2012, 01:05 AM
I want to intentionally short out a transistor for testing. How can I do it safely? by mattpd Started by mattpd, 10-23-2012, 07:47 PM	1 response 2,134 views 0 reactions	Last Post by budm 10-23-2012, 10:10 PM
How do I test this power IC? by mattpd Started by mattpd, 10-23-2012, 01:58 PM	3 responses 4,181 views 0 reactions	Last Post by mattpd 10-23-2012, 07:01 PM
Nichicon FW 10,000uf 50V - Fake? by LosNir Started by LosNir, 05-16-2012, 07:49 AM	16 responses 14,379 views 0 reactions	Last Post by Heihachi_73 10-23-2012, 05:21 PM
black soot and replace with? by Mad_Professor Started by Mad_Professor, 10-22-2012, 12:25 PM	4 responses 2,491 views 0 reactions	Last Post by Mad_Professor 10-23-2012, 12:47 PM
Where can I Buy Capacitors? by DarthVirc Started by DarthVirc, 10-21-2012, 08:37 PM	1 response 2,399 views 0 reactions	Last Post by budm 10-21-2012, 08:53 PM
How do I identify the primary and secondary windings on a transformer? by mattpd Started by mattpd, 10-17-2012, 09:36 AM	21 responses 17,527 views 0 reactions	Last Post by mattpd 10-18-2012, 08:25 AM
Help identify this diode? by mattpd Started by mattpd, 10-16-2012, 12:28 PM	7 responses 8,150 views 0 reactions	Last Post by mattpd 10-17-2012, 09:24 AM
TO-66 and TO-3 packages by japlytic Started by japlytic, 10-16-2012, 07:11 AM	0 responses 2,075 views 0 reactions	Last Post by japlytic 10-16-2012, 07:11 AM
Testing IPB9N03LAG Power Transistor by infringer Started by infringer, 10-15-2012, 08:48 PM	0 responses 1,892 views 0 reactions	Last Post by infringer 10-15-2012, 08:48 PM
My first PCB. (software help) by scampo77 Started by scampo77, 09-08-2012, 03:26 PM	18 responses 4,979 views 0 reactions	Last Post by ben7 10-15-2012, 04:50 PM
Bad caps in cheap computer speakers by tom66 Started by tom66, 10-04-2012, 12:54 PM	23 responses 5,667 views 0 reactions	Last Post by Logistics 10-14-2012, 11:58 PM
Determining voltage of speaker amp board by spleenharvester Started by spleenharvester, 10-05-2012, 04:19 PM	10 responses 4,483 views 0 reactions	Last Post by spleenharvester 10-12-2012, 05:02 PM
Help with transistor equivalent by uligli Started by uligli, 10-11-2012, 05:42 PM	3 responses 4,497 views 0 reactions	Last Post by mariushm 10-11-2012, 06:16 PM
Heathkit solder by larrymoencurly Started by larrymoencurly, 09-24-2012, 03:50 PM	8 responses 2,395 views 0 reactions	Last Post by Peter9DO 10-11-2012, 09:44 AM
auto leveling system by scampo77 Started by scampo77, 09-10-2012, 05:14 PM	1 response 1,811 views 0 reactions	Last Post by scampo77 10-10-2012, 05:17 PM
Help Repairing Music Instrument by ivtec Started by ivtec, 10-10-2012, 01:40 PM	0 responses 2,058 views 0 reactions	Last Post by ivtec 10-10-2012, 01:40 PM
Ferrite transformer air gap by barry wilkins Started by barry wilkins, 10-09-2012, 01:23 PM	0 responses 2,085 views 0 reactions	Last Post by barry wilkins 10-09-2012, 01:23 PM
250VAC Run Motor Capacitor by JuniperSprouts Started by JuniperSprouts, 10-05-2012, 11:52 AM	4 responses 7,735 views 0 reactions	Last Post by JuniperSprouts 10-09-2012, 05:50 AM
question about solder paste (cell phone board) by kq702 Started by kq702, 10-07-2012, 11:43 PM	1 response 2,266 views 0 reactions	Last Post by mariushm 10-07-2012, 11:46 PM
Copper lines on circuit board by SmartVision Started by SmartVision, 10-05-2012, 10:06 AM	9 responses 3,286 views 0 reactions	Last Post by SmartVision 10-07-2012, 02:19 PM
Soldering Iron sizing by Mornlock Started by Mornlock, 10-01-2012, 06:20 PM	9 responses 3,889 views 0 reactions	Last Post by japlytic 10-07-2012, 01:12 AM
if you have a newer gel or agm battery with no capacity try this. by kc8adu Started by kc8adu, 03-12-2012, 03:25 PM	14 responses 7,886 views 0 reactions	Last Post by bluto 10-04-2012, 04:55 PM
How to Pick the Right Capacitor by King Mouse Started by King Mouse, 09-24-2012, 04:55 PM	3 responses 2,402 views 0 reactions	Last Post by King Mouse 10-04-2012, 06:58 AM
Diode replacement advice by bp1 Started by bp1, 09-26-2012, 11:47 AM	2 responses 3,544 views 0 reactions	Last Post by bp1 09-30-2012, 07:05 AM
Transformer help by 2andrewd Started by 2andrewd, 09-29-2012, 01:30 PM	1 response 2,332 views 0 reactions	Last Post by mariushm 09-29-2012, 01:45 PM
Why would an ultrasonic cleaner KILL a board by xboxhaxorz Started by xboxhaxorz, 09-26-2012, 10:29 PM	2 responses 2,154 views 0 reactions	Last Post by 999999999 09-29-2012, 12:05 PM
Help with school problem by shorteddiode Started by shorteddiode, 09-28-2012, 04:56 PM	13 responses 2,577 views 0 reactions	Last Post by shorteddiode 09-29-2012, 10:26 AM
Freezer Relay - how does it work by selldoor Started by selldoor, 12-10-2011, 05:19 PM	8 responses 15,285 views 0 reactions	Last Post by Jfak359 09-28-2012, 11:21 AM
Can a 2kv ceramic disc cap be replaced with a 3kv caps by BigPete Started by BigPete, 09-27-2012, 09:34 PM	3 responses 2,677 views 0 reactions	Last Post by BigPete 09-28-2012, 02:08 AM
Super solder sucker vacuum pump by xboxhaxorz Started by xboxhaxorz, 09-26-2012, 10:26 PM	1 response 2,006 views 0 reactions	Last Post by t.j. 09-26-2012, 11:20 PM
Resistors ok from Ebay? by ComputerGeek Started by ComputerGeek, 09-24-2012, 06:21 PM	7 responses 2,937 views 0 reactions	Last Post by mariushm 09-26-2012, 06:48 PM
Variable Power Supply from ATX by Peter9DO Started by Peter9DO, 03-31-2012, 03:44 PM	27 responses 14,228 views 0 reactions	Last Post by Peter9DO 09-26-2012, 07:39 AM
How is fish finder transducer power calculated? by japlytic Started by japlytic, 09-22-2012, 06:51 AM	2 responses 2,446 views 0 reactions	Last Post by japlytic 09-26-2012, 06:17 AM
wire/cabe bend in 90 deg by xformer Started by xformer, 09-25-2012, 12:02 AM	2 responses 2,141 views 0 reactions	Last Post by delaware74b 09-25-2012, 06:46 PM
Need to wash a board by Spork Schivago Started by Spork Schivago, 09-23-2012, 07:43 PM	18 responses 3,564 views 0 reactions	Last Post by Spork Schivago 09-25-2012, 06:33 PM
Trouble with DC Jack Solder by JuniperSprouts Started by JuniperSprouts, 09-21-2012, 01:44 AM	9 responses 3,828 views 0 reactions	Last Post by 999999999 09-24-2012, 12:12 PM
Replacing motor brushes by Dammon Started by Dammon, 02-10-2011, 04:14 AM	3 responses 3,852 views 0 reactions	Last Post by t.j. 09-22-2012, 02:24 PM
Multimeter buzzer - replacement by tmcw Started by tmcw, 09-21-2012, 10:52 AM	5 responses 5,077 views 0 reactions	Last Post by ben7 09-22-2012, 06:42 AM

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