[Heathkit] Testing CRT's

Pat Swayne me at patswayne.com
Mon Feb 20 17:52:34 EST 2012


Heathkit used to make a CRT tester/rejuvenator. They actually worked 
quite well for both purposes. I still have one -- somewhere.
-- Pat (former Heath employee)

On 2/20/2012 12:04 PM, David C. Hallam wrote:
> Is there some way to test CRT's?  I have a SB-610 that I am trying to
> get working.  I replaced paper and electrolytic capacitors, and a bunch
> of resistors.  When I first turned it on I had a spot on the screen.  I
> left it for a little while and when I came back the spot was gone.  I
> have gone through the voltages and don't see anything that is way out of
> whack.  I will admit that my HP 410C is not properly calibrated on the
> HV range so all I can say about the voltages over 1000V is that they are
> present and probably within a 100 volts or so of what they should be.
>
> David
> KW4DH
>
>    



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