Electronics Repair

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OT How does GMaps know elevation?

When you use google maps to choose a route between two locations, and choose walking or bicycling, it also shows starti...
51 comments posted 7yrs
posted by NONONOmisc07
51 comments posted 7yrs posted by NONONOmisc07

Odd battery voltages

I opened a new package of Kirkland brand AA batteries but when I put them in the device I got the flashing LED mesage o...
19 comments posted 7yrs
posted by etpm
19 comments posted 7yrs posted by etpm

Source of lightning plug

I have a few lightning-usb cables that have a damaged lightning plug. Is there any place to buy just the plug so I can r...
3 comments posted 7yrs
posted by jjhudak
3 comments posted 7yrs posted by jjhudak

Tip-Cutting Pliers

https://www.ebay.com/p/Crescent-USA-Made-Old-Stock-4-1-2-Needle-Nose-Tip-Cutting-Wiring-Pliers/28027599507 Not a bad pr...
2 comments posted 7yrs
posted by peterwieck33
2 comments posted 7yrs posted by peterwieck33

Code entry door-lock problem

Internal security door, battery powered, changing battery made no difference, maker unknown. For some people would work...
10 comments posted 7yrs
posted by diverse
10 comments posted 7yrs posted by diverse

Weird Ryobi battery behavior

I have one of the early Ryobi 18V Li-Ion battery packs (I think it's 2.4Ah -- ten separate cells: five paralleled pairs...
7 comments posted 7yrs
posted by Nobody
7 comments posted 7yrs posted by Nobody

Fixing a headphone jack

I have a 1990's era AM/FM Cassette player. It works fine, except that it on ly plays on the left side. The right channe...
10 comments posted 7yrs
posted by kmath50
10 comments posted 7yrs posted by kmath50

Anybody got a Wells Gardner 9K7704 yoke?

Table top arcade game from Merit. Horizontal windings burned under the convergence magnet tape. I separated the winding...
1 comments posted 7yrs
posted by ohger1s
1 comments posted 7yrs posted by ohger1s

OT - Radio Repair Clinic

http://www.dvhrc.com/pdfs/Oscillator%20Summer%202019.pdf I am on Page 7. That is a vintage Kutztown Klinic picture, but...
0 comments posted 7yrs
posted by peterwieck33
0 comments posted 7yrs posted by peterwieck33

Transistors

Hi Folks Having some trouble finding some transistors. I am repairing a switch mode power supply and have a number of t...
12 comments posted 7yrs
posted by ejb
12 comments posted 7yrs posted by ejb

Vizio no pic

hi group, i'm working on a Vizio 39 Tesla model..E470va, so it's a 47 inch, I have no picture no audio, I do get the co...
40 comments posted 7yrs
posted by stankowalski02
40 comments posted 7yrs posted by stankowalski02

Is this a fuse?

It was in a variac, connecting the wiper to its terminal. It had a connector tab on each end & was inside the sleeve. I...
8 comments posted 7yrs
posted by BobEngelhardt
8 comments posted 7yrs posted by BobEngelhardt

Full wave voltage reading

If I measure a full wave voltage with a non true-RMS common variety DMM*, will it be off by a known factor, from the tr...
21 comments posted 7yrs
posted by BobEngelhardt
21 comments posted 7yrs posted by BobEngelhardt

SMPS troubleshooting

I have an automotive battery charger like this one: http://www.carstel.com/index/product/product_info/id/100.html I hav...
15 comments posted 7yrs
posted by none
15 comments posted 7yrs posted by none