General Electronics Technical Discussion

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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 1,319 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 1,219 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 3,212 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 1,592 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 1,423 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 2,676 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 1,708 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 1,368 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 10,946 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 2,890 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 2,067 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 2,860 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 2,622 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 2,435 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 2,775 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 1,609 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 2,809 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 3,779 views 0 reactions	Last Post by stj 04-11-2020, 05:58 AM
Isolation Transformer Build - Technical Questions by clearchris Started by clearchris, 04-03-2020, 11:05 PM	26 responses 3,494 views 0 reactions	Last Post by clearchris 04-07-2020, 09:53 PM
Genie garage door radio modified for relay output by bluto Started by bluto, 01-06-2017, 09:34 PM	4 responses 3,819 views 0 reactions	Last Post by jmaero 04-03-2020, 07:53 PM
Electronics Technician Course by uberplasma Started by uberplasma, 12-23-2011, 01:10 PM	6 responses 4,062 views 0 reactions	Last Post by Ashleyngram 04-02-2020, 12:45 AM
RFID zapper by madan1 Started by madan1, 03-26-2020, 07:39 PM	13 responses 2,222 views 0 reactions	Last Post by stj 03-30-2020, 10:47 AM
What is this device these guys jam into their PSU's?? by CapLeaker Started by CapLeaker, 03-27-2020, 01:00 PM	10 responses 1,882 views 0 reactions	Last Post by CapLeaker 03-29-2020, 12:48 PM
Help with this Item by bohaboha Started by bohaboha, 03-26-2020, 08:02 AM	6 responses 1,424 views 0 reactions	Last Post by bohaboha 03-29-2020, 02:39 AM
Need Help Idnetifying a Component by ShortCircuited Started by ShortCircuited, 03-21-2020, 09:39 PM	25 responses 4,134 views 0 reactions	Last Post by ShortCircuited 03-27-2020, 05:17 PM
"Low Impedance" vs "Low ESR" by clearchris Started by clearchris, 03-26-2020, 09:12 AM	3 responses 1,905 views 0 reactions	Last Post by Curious.George 03-26-2020, 02:07 PM
Oscilloscope Advice.... by SolomonMan Started by SolomonMan, 02-10-2020, 07:07 PM	31 responses 4,803 views 0 reactions	Last Post by stj 03-25-2020, 01:19 PM
DC Inrush current limiting circuit ideas by Dannyx Started by Dannyx, 10-01-2018, 10:18 AM	33 responses 6,015 views 0 reactions	Last Post by Dannyx 03-24-2020, 01:40 PM
LG18650MH1 18650 Cells on EBay listed as New but remove from equipment by sam_sam_sam Started by sam_sam_sam, 03-08-2020, 09:52 AM	19 responses 2,301 views 0 reactions	Last Post by sam_sam_sam 03-22-2020, 07:00 AM
Voltage regulator cross-reference by raregtp Started by raregtp, 03-15-2020, 11:12 PM	11 responses 1,926 views 0 reactions	Last Post by raregtp 03-17-2020, 12:26 PM
I have some old desktop computers that I got that been in storage for about 3 years by sam_sam_sam Started by sam_sam_sam, 02-16-2020, 02:06 PM	14 responses 1,842 views 0 reactions	Last Post by R_J 03-15-2020, 11:16 AM
Car Ammeter by barry wilkins Started by barry wilkins, 03-03-2020, 10:29 AM	2 responses 1,560 views 0 reactions	Last Post by sam_sam_sam 03-12-2020, 08:51 PM
Behavior of Faulty IC's by sigmeyer Started by sigmeyer, 02-15-2020, 05:55 PM	20 responses 3,872 views 0 reactions	Last Post by momaka 03-10-2020, 05:27 PM
Has anyone used a ( EBC -A10H ) battery tester by sam_sam_sam Started by sam_sam_sam, 01-26-2020, 08:30 AM	28 responses 6,598 views 0 reactions	Last Post by redwire 03-06-2020, 12:08 AM
SMDs and Solder/Hot Air Station... by SolomonMan Started by SolomonMan, 02-10-2020, 07:18 PM	6 responses 1,861 views 0 reactions	Last Post by SolomonMan 03-04-2020, 10:49 AM
MC34063 Buck Boost by barry wilkins Started by barry wilkins, 03-03-2020, 10:12 AM	4 responses 1,541 views 0 reactions	Last Post by eccerr0r 03-04-2020, 12:39 AM
SOT23 transistor HELP! by finntricky Started by finntricky, 02-26-2020, 02:21 PM	10 responses 2,130 views 0 reactions	Last Post by finntricky 03-01-2020, 05:05 PM
Are circuit boards toxic when exposed to heat? by caphair Started by caphair, 02-28-2020, 07:12 AM	11 responses 2,353 views 0 reactions	Last Post by eccerr0r 02-29-2020, 06:38 PM
FM Jammer project by Dannyx Started by Dannyx, 09-10-2017, 10:00 AM	42 responses 6,315 views 0 reactions	Last Post by momaka 02-29-2020, 04:47 PM
New TME mod idea. by Retrorockit Started by Retrorockit, 02-21-2020, 01:15 PM	2 responses 1,407 views 0 reactions	Last Post by Retrorockit 02-29-2020, 05:37 AM

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