Technical Tips.1. Use of an AC coupled oscilloscope probe.
First in a series of tech Tips. Click on the link.https://www.youtube.com/watch?v=xejD_cB9nagThanks to mytvcinema.com for the help!
Seth´s Articles
QUAD 2 and QUAD 44 amplifiers
Something nice in to repair. QUAD 2 power amplifiers and a QUAD 44 control unit. Not a SMD in sight, no silly TDA… Class D chips to blow to bits, just good wholesome grown-up engineering.Long ...
Peavey EVH 5150
Peavey EVH 5150Now if I am honest, I am not a great lover of Peavey equipment. Thin PCBs, think copper tracks of PCBs and general lack of thought when it comes to servicing. Guitarists seem to like ...
Fender Bassman
Fender BassmanThere are lots of nice amplifiers from the vintage Fender camp, this one is one of my favourites. This little girl has been around the block a few times, but she looks good, smells good ...
Jackson Britain 4
Jackson “Britain 4” Amplifier.Well, I have not seen one of these before in my years for servicing amplifiers. So, was all excited to have a look and to see what it was made of. The client said there ...
Targa 1985 monitor, gaming
It must have been at least 25 years since I have looked at trying to repair a CRT computer monitor. Yes, I have restored and repaired many proper CRT televisions to date, but PC monitors have fallen ...
Crate 33 amplifier
Crate 33This amplifier came in with a report of intermittent low volume after an hour or so. Output stage is a 4 X EL84, parallel push-pull. The strange thing is with this chassis, the power supply ...
Strange valve guitar amplifier
What the hell is this??!!This rather heavy amplifier for it’s size, came in with a report of noisy controls and various issues.No markings as to what the make was, but some silk screening on the back ...
Alamo AMP-3 guitar amplifier
After a week of annoying fiddly and complicated amplifier faults, I was rewarded with sweet little simple job.A nice little Alamo, USA made amplifier. Single ended with a 6V6G, pre amp valve is a ...
Dansette Consort 4 tape recorder
Dansette Consort 4 tape recorder.Gentleman brought this nice little Dansette tape recorder in today, sat doing nothing in a dark cupboard for 40 years. The tape recorder that is, not the owner.This ...
Philips B4X12A 1963 AM FM radio
Philips B4X12AThought I would dig this wireless out of storage. Has sentimental value. I recall it being delivered (by Mr. White, the same man we rented the TV from) to my Grandparent’s house in the ...
Philips B5E83-A Radio
Philips B5E83-A RadioThis Little girl came along as a result of a trade-off for a secondhand DVD player. I was told it was in perfect order! Let me say that I hope the DVD player does not last longer ...
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