Electronics Equipment

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Power supply design ?

I am wondering about the design of a particular power supply. I started trying to skip around the issue at hand, but go...
0 comments posted 20yrs
posted by Junkmail
0 comments posted 20yrs posted by Junkmail

Probing terminal strips

Whether with scope probe or DMM sticks, I have trouble getting a reliable connection to terminal strips. With a crimp t...
4 comments posted 20yrs
posted by me
4 comments posted 20yrs posted by me

to know about HVDC

what is meant by HVDC?explain it?
1 comments posted 20yrs
posted by solairaj_2000
1 comments posted 20yrs posted by solairaj_2000

How isolate two earths on electronic equipment?

I am in the UK. I want to know how to reduce hum & buzz when connecting two items together. -------- I have two pieces...
7 comments posted 20yrs
posted by no-one
7 comments posted 20yrs posted by no-one

Any Tektronix 492 Owners out there?

Hi, I've restored a 492 back to life after re-building the power supply. The analyser seems to work except I'm not sure...
2 comments posted 20yrs
posted by no.spam
2 comments posted 20yrs posted by no.spam

Big soldering irons don't run hotter?

I had always lived in the belief that a 15W soldering iron ran cooler than a 35W iron but recently I read something whi...
26 comments posted 20yrs
posted by duff
26 comments posted 20yrs posted by duff

Did I damage my HV supply?

We've got a 800V dc supply in the lab. We needed to test something at 900V so we series connected the 800v supply on to...
0 comments posted 20yrs
posted by jhopman
0 comments posted 20yrs posted by jhopman

Vibration testing

Does anyone know what are the standards for environment testing for electronics equipment? In particular we want to tes...
1 comments posted 20yrs
posted by isummers
1 comments posted 20yrs posted by isummers

WTB: Tek P6109 probe adjustment tool

I have an old Tek T922 scope with two P6109 probes. The scope works good enough for the little I use it but the traces...
0 comments posted 20yrs
posted by tcumming
0 comments posted 20yrs posted by tcumming

Variac

Anyone have a MOTOR DRIVEN 115Volt Variac for sale?
0 comments posted 20yrs
posted by jessjh
0 comments posted 20yrs posted by jessjh

Homebrew SMT rework tool (hot air pencil)

Greetings: There are a number of examples of homemade SMT rework tools on the Web but I didn't find one that met our co...
1 comments posted 20yrs
posted by msg
1 comments posted 20yrs posted by msg

Need Service manual for Anritsu MS610B

Looking to buy a service manula or PDF copy of one would be fine. Thanks WB6AJE John
1 comments posted 20yrs
posted by wb6aje
1 comments posted 20yrs posted by wb6aje

Easywave (by Lecroy) wanted.

Hello, just picked up a Lecroy 9109 arbitrary function generator and want to control it via GPIB or RS232 . The "Easywa...
0 comments posted 20yrs
posted by Zerogunner
0 comments posted 20yrs posted by Zerogunner

Global Specialties 6000 frequency counter

Hi Everyone, My Global Specialties 6000 frequency counter counter died on me, it powers up, but does not count. I wonde...
3 comments posted 20yrs
posted by peter.orban
3 comments posted 20yrs posted by peter.orban

Need to adapt mini scope probe to DMM leads

I bought a used Tek 222PS handheld scope, a model specialized for power mains troubleshooting. It has two isolated chan...
4 comments posted 20yrs
posted by me
4 comments posted 20yrs posted by me