Subject: Re: DEC 3000/M400 cooling
To: der Mouse <mouse@Rodents.Montreal.QC.CA>
From: Dave McGuire <firstname.lastname@example.org>
Date: 07/31/2004 01:59:07
On Jul 31, 2004, at 1:50 AM, der Mouse wrote:
>>> The power supply idea is a good point; I should find an accurate
>>> voltmeter and measure the supply rails.
>> the "accurate voltmeter" you are looking for is a scope!
> True. But I don't have a really good 'scope. The only 'scope I have,
> while mostly a good piece of work, has a severely washed-out final CRT
> face, to the point where it's unusable if the lights are on. It's =
> got rotated some 5=B0-10=B0 somehow.
> I keep meaning to dig into it in enough detail to figure out if I can
> replace the CRT with another, different, one I have , or if I'd need =
> identical replacement.
Tek 453s show up on eBay all the time in the $50 range. They're old,=20=
but compact and built like tanks. I wholeheartedly recommend them.
Frankly, I can't think of many replacement scope CRTs that would be=20=
cheaper than that.
Dave McGuire "...it's a matter of how tightly
Cape Coral, FL you pull the zip-tie." -Nadine Miller