Latest threads in Electronics Equipmentshow only best voted threads

Subject Author Posted Replies
 
Fairchild 7100A
I recently acquired a Fairchild 7100A Multimeter. It powers on and tubes work. Very cool piece. I'm possibly looking to sell it. No idea on value. Anyone have any guidance?
 
PM3384 Failed Calibration Need some info
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 and...
 
Spectrum analyzer for sale
Hi My friend has a 1GHz spectrum analyzer for sale, Rhode and Swartz, with tracking generator Regards Klaus...
 
Graphics card fans
Why do graphics cards only monitor the speed of one fan? If the other one fails, it won't know! Are graphic cards used mostly for games? And maybe bitcoin mining? It's weird that one PC can contain...
20
20
 
Error of % + digits?
I just bought an amp clamp meter, and it states the error is "+/- 1.9% + 3 digits". What does the "3 digits" part mean? Answering my own question, I found this page, it means aswell as the percentage...
94
94
 
Disk array power supply pinout/wiring
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 was...
2
2
 
Handheld LCR meters, any good?
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 troublshooting...
9
9
 
Problems with 12V and 5V lines on a PC ATX supply
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...
7
7
 
Canon bubble-jet printer revisited
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 never worked. This...
3
3
 
Manual for TS165A
Serial port tester, made by Black Box. The Googles, they do nothing. Perhaps you are looking for the wrong number? Is it TS158A? If you do have an old part number you could always contact them via...
2
2
 
Canon Bubble-jet printers
I am interested in obtaining a working Canon BJC printer, series 4000 preferred. Please contact me if you can help. Thanks. R. Baer Found one listed at eBay: Found one listed at Amazon: First contact...
15
15
 
Cylink CY1024AP
I'm looking for datasheet for Cylink CY1024AP, it seems like the chip is mention in a bunch of encryption news, but the datasheet is hard to find. Cylink got bought out, and the new company again got...
 
PC-controlled multimeter
I'm looking for recommendations on a computer-controlled multimeter to automate a test procedure. I'd like to be able to have the computer select voltage, resistance, etc., choose various ranges in...
5
5
 
building a hobby-lab
Gents: First post. I'm populating a home hobby-lab to support some amusing experiments in 2- photon light-scattering vis Levinthals Paradox. Previous attempts proved unsuccessful. I'm improving test...
6
6
 
WANTED: Elgar AT8000 and SW5250A Repair Data
Does anyone have repair data (schematics, troubleshooting flowcharts, etc.) for obsolete Elgar AT8000 chassis/modules and SW5250A chassis/modules that they would be willing to part with? -Thanks-