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There are 16717 individual articles here that are part of 4461 discussions
Please see below the list of the most recent and the best rated articles in Electronics Equipment

The most recent discussions

PM3384 Failed Calibration Need some info

March 18, 2021, 3:42 am

I have a pm3384 and it keeps failing the autocal. I went through the manual calibration, and it was in need of that, but in the end it still failed wi th error d1a. I've read the service manual an... Read more »

Spectrum analyzer for sale

January 21, 2021, 7:29 pm

Hi My friend has a 1GHz spectrum analyzer for sale, Rhode and Swartz, with tracking generator https://www.ebay.co.uk/itm/ROHDE-SCHWAR-FPC1500-Spectrum-Analyzer-with-tracking-generator-5kHz-to-1GHz-... Read more »

Graphics card fans

  [ 2 ]
July 14, 2020, 3:10 pm

Why do graphics cards only monitor the speed of one fan? If the other one fails, it won't know! Read more »

Error of % + digits?

  [ 2 3 4 5 ]
June 18, 2020, 1:03 pm

I just bought an amp clamp meter, and it states the error is +/- 1.9% + 3 digits. What does the 3 digits part mean? Read more »

Disk array power supply pinout/wiring

June 6, 2020, 12:49 pm

Hello: Sorry for crossposting this, but I've had no answers from the more specific groups. I'm in the process repurposing a power supply from a scrapped Sun Microsyst ems StorEdge D2 array which... Read more »

Handheld LCR meters, any good?

March 16, 2020, 7:13 pm

There are now some handheld inductance/capacitance/resistance measuring tools that are comparable in price to a traditional digital VOM. Are they good enough to be of use in typical troublshooti... Read more »

Problems with 12V and 5V lines on a PC ATX supply

February 19, 2020, 3:43 pm

Why do (cheap? expensive ones may be better) PC ATX power supplies need current drawn from the 5V line to make the 12V line work correctly? I have a PC with 3 graphics cards running scientific appli... Read more »

Canon bubble-jet printer revisited

May 23, 2019, 9:54 pm

OK; what Canon bubble-jet printers are available that connect either serial or (preferred) parallel? Thanks. PS: i only care about black, as color i almost never need,and color has nev... Read more »

Manual for TS165A

April 1, 2019, 12:13 am

Serial port tester, made by Black Box. The Googles, they do nothing. -- Paul Hovnanian mailto:Paul@Hovnanian.com ------------------------------------------------------------------ Don't use... Read more »

Canon Bubble-jet printers

March 6, 2019, 1:54 am

I am interested in obtaining a working Canon BJC printer, series 4000 preferred. Please contact me if you can help. Thanks. R. Baer Read more »

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The best rated discussions


Oscilloscope recommendation for automotive usage?

I have been using a USB scope but realise just how little I know about scopes and feel the need to back track and get some basic general info before committing to a costly purchase of a bench type sc... Read more »


Want To Buy IC 54S188J

I need following ICs for a repair/maintenance contract. IC P/N 54S188J or P/N 54S188J/883B Any one having New/Unused ICs, please E-Mail offer to; robert@ivaroop.com Indicate date code. I am lookin... Read more »


Used Test equipment for sale

I have the following two test equipment for sale: * 100MHZ Tektronic Osciiloscope model 465B with probe + DOC asking $200 shipped... It is still in excellent working order. * Digital Multimeter... Read more »