Hot Wire to Cut PVA Bond Between a CRT and Its Safety Lens?

drlegendre . drlegendre at gmail.com
Sun Dec 7 20:54:04 CST 2014


@Chuck

Why did you need the filament xfmr? Was the hot-wire so low in resistance?

Curious about the bent hacksaw blade tensioner.. was it bent in a zig-zag
fashion, approximating a spring of sorts, using the holes on each end to
connect it?

On Sun, Dec 7, 2014 at 7:34 PM, Chuck Guzis <cclist at sydex.com> wrote:

> On 12/07/2014 05:05 PM, drlegendre . wrote:
>
>  On the top end, the wire was attached via a long-ish turnbuckle to an
>> insulator secured to a ceiling truss. The hot wire penetrated the work
>> surface (a table made of two 4x8 sheets of plywood) near the center
>> (passing through a metal guide plate with a small hole) and was firmly
>> secured somewhere beneath. The turnbuckle up top was used to set tension
>> on
>> the wire.
>>
>
> I've got one in my shop made with stainless steel music wire and a bent
> hacksaw blade for tension.  A cheap triac dimmer feeds into an old filament
> transformer.  Not as grand as yours, but it does get the job done.
>
> --Chuck
>
>


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