[Amps] What to do about 'Neutral' in HB amp?

[donroden at hiwaay.net]

Do you really need the fourth wire if there is a ground / case lug on 
the back of the amp tied to your station ground ?      W4DNR

On 2022-12-30 1:36 pm, gudguyham--- via Amps wrote:

> Roger just use the CT of the primaries for a neutral No reason to run 
> more wires.
> 
> Sent from the all new AOL app for iOS
> 
> On Friday, December 30, 2022, 2:15 PM, Roger Parsons via Amps 
> <amps at contesting.com> wrote:
> 
> Afraid this is an additional question rather than an answer...
> 
> This thread has induced me to do what I have been meaning to do for 
> ages. I have an old PT3000 (yes, that is the correct number) amp which 
> has ground and neutral tied together internally as well as a few 120V 
> components. So a four wire connection seems to be the safest solution.
> 
> Plug and receptacle easy - 20A twistlock. (Don't think 15A is 
> available.)
> 
> Cable not so easy. All I can easily get here is SOOW which in 12/4 is 
> about the thickness of an elephant's trunk. I can order SJOOW which is 
> better but still pretty thick. Both those cables are intended for 
> industrial use. I can't find any consumer type indoor cable. Does such 
> an animal exist?
> 
> 73 Roger
> VE3ZI
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