Electronics Equipment

magnifying glass and helping hands for soldering kid

Hi, I'm teaching my 9 yo son how to solder for a homeschooling class. We have the soldering iron station, a silicon mat...

1 comments posted 10h

posted by christopher

1 comments posted 10h posted by christopher

220V Service line

Setting up a new shop, but will need a 220 line for servicing some high power equipment. This transformer sits on the f...

1 comments posted 6mos

posted by techforce

1 comments posted 6mos posted by techforce

guitar pedal wall warts

can a 1.3A use a 1000mA instead?

0 comments posted 1yr

posted by mikeostrat

0 comments posted 1yr posted by mikeostrat

Owon vds1022i record mode

I've recently purchased an Owon VDS1022i usb oscilloscope and am both impressed and frequently bewildered by it. For th...

0 comments posted 1yr

posted by bp

0 comments posted 1yr posted by bp

Can't find clearcut instructions that work for resetting Mikrotik RB411 routerboard to 192.168.88.1

I know it was working when I put it in the storage box years ago. But I don't remember what IP address it was set to at...

2 comments posted 3yrs

posted by patchmoney

2 comments posted 3yrs posted by patchmoney

Fairchild 7100A

I recently acquired a Fairchild 7100A Multimeter. It powers on and tubes work. Very cool piece. I'm possibly looking to...

0 comments posted 3yrs

posted by marneyb

0 comments posted 3yrs posted by marneyb

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, bu...

0 comments posted 5yrs

posted by frankcovending

0 comments posted 5yrs posted by frankcovending

Spectrum analyzer for sale

Hi My friend has a 1GHz spectrum analyzer for sale, Rhode and Swartz, with tracking generator...

0 comments posted 5yrs

posted by klauskvik

0 comments posted 5yrs posted by klauskvik

Graphics card fans

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

20 comments posted 6yrs

posted by CFKinsey

20 comments posted 6yrs posted by CFKinsey

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?

94 comments posted 6yrs

posted by CFKinsey

94 comments posted 6yrs posted by CFKinsey

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 repurposi...

2 comments posted 6yrs

posted by sawbona

2 comments posted 6yrs posted by sawbona

Handheld LCR meters, any good?

There are now some handheld inductance/capacitance/resistance measuring tools that are comparable in price to a traditi...

9 comments posted 6yrs

posted by bp

9 comments posted 6yrs posted by bp

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...

7 comments posted 6yrs

posted by CFKinsey

7 comments posted 6yrs posted by CFKinsey

Canon bubble-jet printer revisited

OK; what Canon bubble-jet printers are available that connect either serial or (preferred) parallel? Thanks. PS: i only...

3 comments posted 7yrs

posted by robertbaer

3 comments posted 7yrs posted by robertbaer

Manual for TS165A

Serial port tester, made by Black Box. The Googles, they do nothing. -- Paul Hovnanian mailto: snipped-for-privacy@Hovn...

2 comments posted 7yrs

posted by paul

2 comments posted 7yrs posted by paul