Electronics Repair

OT - UV setting Resin question

Anyone happen to really know about this stuff? I baught my example from ebay: https://www.ebay.co.uk/itm/284120960911?s...

9 comments posted 4yrs

posted by charlie

9 comments posted 4yrs posted by charlie

Fluke 177 case cracking

Anyone having an issue with Fluke cases getting brittle? I have a 177 that had the battery cover crack in the screw bos...

11 comments posted 4yrs

posted by ohg...

11 comments posted 4yrs posted by ohg...

crystal replacement alternative in wireless mic?

I recently pick up a Radio Shack wireless mic at Goodwill for $1. I could hear something in the receiver ratting, so I...

12 comments posted 4yrs

posted by faver10

12 comments posted 4yrs posted by faver10

want to replace electret mic with one of these

I have a small transmitter that I use for monitoring my property. It has a sensitive electret mic that feeds the transm...

2 comments posted 4yrs

posted by none

2 comments posted 4yrs posted by none

Difference between Sony Vaio PCG-71312L and PCG-71312M.

Hi, I want to find replacements for the keyboard and HDD caddy (tray) in a Vaio PCG-71312L. eBay lists a caddy for a PC...

4 comments posted 4yrs

posted by peter

4 comments posted 4yrs posted by peter

suggestions for setting up a dosimeter charging system

I am in the process of trying to set up a reliable dosimeter charger system for a relative. The type of dosimeter I'm s...

17 comments posted 4yrs

posted by none

17 comments posted 4yrs posted by none

Screw size for MacBook Pro

I'm trying to disassemble a MacBook Pro, model number A1989, to remove the hard drive. The screwdrivers I have do not m...

12 comments posted 4yrs

posted by farberbear.unspam

12 comments posted 4yrs posted by farberbear.unspam

surface mount (guitar amp hisses) question

I've got a Stagg 10 GA 10W RMS Guitar Amp, it has a serious hiss that comes and goes even with nothing plugged into it....

6 comments posted 4yrs

posted by mscir

6 comments posted 4yrs posted by mscir

watt meters

I want a watt meter, but the prices are all over the place. Some are too cheap to be good. The one that Big Clive uses...

16 comments posted 4yrs

posted by fizzbintuesday

16 comments posted 4yrs posted by fizzbintuesday

I am trying to locate a power transformer

#94-620-01 for a Crate Amplifier.

1 comments posted 4yrs

posted by f6ceedb9c75b52f7fcc0a55cf0cfbf5d_1214

1 comments posted 4yrs posted by f6ceedb9c75b52f7fcc0a55cf0cfbf5d_1214

audio muting circuit at certain threshold?

Quick question for what I hope might be a simple circuit. I just set up an ultra sensitive electret mic to monitor some...

2 comments posted 4yrs

posted by jaketbone

2 comments posted 4yrs posted by jaketbone

Yamaha CDC-E250 problem.

I cleaned and lubed a functional cd changer. After I was done, the number 2 disc tray won't retract. I stopped being an...

5 comments posted 4yrs

posted by chuck30

5 comments posted 4yrs posted by chuck30

does overcharging _lithium_ batteries release _hydrogen_?

My first thought is nope, but... [NY Post] Number of fatalities from NYC fires jumped 16 percent in 2021, data shows .....

5 comments posted 4yrs

posted by dannyb

5 comments posted 4yrs posted by dannyb

7805 regulator source?

The 7805 in one of my regulated supplies has failed. I was just going to order one of the cheapest ones off of eBay. Mo...

23 comments posted 4yrs

posted by jaketbone

23 comments posted 4yrs posted by jaketbone

Swollen battery in Samsung Tablet

I have a Samsung 12.2 inch tablet SM-P900. When not in use I keep my tablets standing vertically in a bookshelf. The ot...

3 comments posted 4yrs

posted by NoEMail

3 comments posted 4yrs posted by NoEMail