[Amps] HV Fuse

[Jeff Blaine]

I did the same thing as Rob, but put a length of 1/2" pyrex tube between 
the two.  When the fuse goes, that pyrex tube contains the arc.

73/jeff/ac0c
alpha-charlie-zero-charlie
www.ac0c.com


On 9/21/19 11:23 AM, Carl wrote:
> That works until it doesnt and then creates a nice wild plasma arc. 
> That is something to watch!!
>
> Carl
>
>
> ----- Original Message ----- From: "Rob Atkinson" <ranchorobbo at gmail.com>
> To: <amps at contesting.com>
> Sent: Saturday, September 21, 2019 7:27 AM
> Subject: Re: [Amps] HV Fuse
>
>
>> I always thought the way to make a h.v. fuse was to bolt a pair of
>> ceramic standoffs in a convenient location, making them around 2 or 3
>> inches apart, and stretch a very thin gage copper wire between them,
>> roughly at or slightly less then the diameter of the plate choke wire,
>> then run the B+ line through this.   The standoffs should be taller
>> than the distance between them.
>>
>> 73
>> Rob
>> K5UJ
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