[mythtv-users] OT - Life without MythTV

Remco Hosman remco at hosman.xs4all.nl
Mon Feb 25 22:27:15 UTC 2008


Jay R. Ashworth wrote:
> On Mon, Feb 25, 2008 at 04:49:24PM -0500, Anthony R. Baker wrote:
>   
>>        CRTs have the ability to act like a capacitor and store the charge when
>>    unplugged and rebuilds the charge after discharge if it has been subjected
>>    to high voltage for a long time though I've never known one not to rebuild
>>    some charge.
>>     
>
> The common solution is to connect a metal probe with an insulated
> handle (an 8"x1/4" straightblade cabinet tip screwdriver, frex) through
> a 10k resistor to the chassis, and run it up under the boot on each
> tube.
>
>   
10k? thats 5amps on 50kV! i would use something like 10x 1M in series
(so you dont get a sparc over the resistor, and discharge it slowly.

Remco

> But, if you need to be told how to work on HV, as with so many things,
> you shouldn't be inside the set.
>
> Cheers,
> -- jra
>   



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