Electronics Repair

Flourescent lamp switch

The switch mechanism cracked in my magnifying lamp. No ballast. Just a momentary and a latching switch combined, that f...

27 comments posted 8yrs

posted by fizzbintuesday

27 comments posted 8yrs posted by fizzbintuesday

How Do I Find Digital TV Channel Numbers

For my area (Los Angeles) I can find a list of HDTV channels here: https://pastebin.com/hX3dA3t1 Here is a sample of th...

14 comments posted 8yrs

posted by NoEMail

14 comments posted 8yrs posted by NoEMail

Kutztown XXXVIII

Shameless Kutztown Plug The XXXVIII Kutztown Radio Show begins (officially) on May 11, 2018 at the Renningers Antique a...

2 comments posted 8yrs

posted by peterwieck33

2 comments posted 8yrs posted by peterwieck33

need bulb for Vivitar 253 flash unit

I have a Vivitar 253 flash unit, it has two problems 1. The power leads to the battery terminals were corroded and need...

3 comments posted 8yrs

posted by mackstwgn

3 comments posted 8yrs posted by mackstwgn

Repairing A Variac

Got this nice 0-140 5 amp variac that started arcing. Iunplugged it immedia tely of course. It had been repaired before...

35 comments posted 8yrs

posted by jurb6006

35 comments posted 8yrs posted by jurb6006

Electric Smart Meter Surge Protection

Hi, Recently my electric meter was replaced with a "Smart Meter". I realized that it must have surge protection for it'...

3 comments posted 8yrs

posted by jaugustine

3 comments posted 8yrs posted by jaugustine

Help Silicon Rectifier

Fixing old car battery charger. Do not want to buy new one because I need the 6 volt capability for my vintage motorcyc...

12 comments posted 8yrs

posted by ivanvegvary

12 comments posted 8yrs posted by ivanvegvary

Frankenvalve

Found 2 12AT7 valves inside a Fender (Evil) Twin today. Both branded 12AT7, National, made in USA. Except one is way bi...

3 comments posted 8yrs

posted by soundserviceleeds

3 comments posted 8yrs posted by soundserviceleeds

On Trolls

All: Trolls get fat, happy and stupid by exploiting our inability to sit on our fingers as their bait floats across our...

6 comments posted 8yrs

posted by peterwieck33

6 comments posted 8yrs posted by peterwieck33

Using an iPad to follow a YouTube DIY without Internet to replace automotive speakers

This is just one easy way to use Windows, Linux, and iOS together, to quickly and easily watch a YouTube DIY at a locat...

31 comments posted 8yrs

posted by rragnusen

31 comments posted 8yrs posted by rragnusen

bike headlamp LED, 4.5V (AA), resistor in series needed?

I was given a broken LED light (on a headband) that takes 3 AA batteries, can't find the lumen spec as there is no comp...

12 comments posted 8yrs

posted by mscir

12 comments posted 8yrs posted by mscir

OT - Weil-McClain Ultra 230 Series 2

Ten years in service as of April 1. Makes our hot water, so operates year-r ound. Not one single glitch all these 10 ye...

0 comments posted 8yrs

posted by peterwieck33

0 comments posted 8yrs posted by peterwieck33

Rechargeable battery question

I have this device which uses 14 AA rechageable batteries. It was original ly shipped from the factory with nicds and a...

24 comments posted 8yrs

posted by ohger1s

24 comments posted 8yrs posted by ohger1s

OT: Analogue clock modification to quartz timig?

Please excuse the horological terms in the following. A nice brass and glass dome Horolovar type 400-day , at least 50...

1 comments posted 8yrs

posted by diverse

1 comments posted 8yrs posted by diverse

What resistor to use for a single LED

I have one of those general purpose 12V auto testers. It came with a tubular incandescent bulb, about the size of a 3AG...

24 comments posted 8yrs

posted by oldschool

24 comments posted 8yrs posted by oldschool