[Collins] Need 516F-2 replacement choke source

[Tom Smith]

A number of us bought the transformer/choke combintion that was 
made for the Collins group awhile back. There are probably some 
of those still out there.

Tom  N5AMA


----- Original Message ----- 
From: "Dr. Gerald N. Johnson" <geraldj at storm.weather.net>
To: <collins at mailman.qth.net>
Sent: Sunday, August 10, 2008 11:58 AM
Subject: Re: [Collins] Need 516F-2 replacement choke source


> On Sat, 2008-08-09 at 17:08 -0500, David wrote:
>> Need 516F-2 power supply choke L1 (8H 200 ohms).
>> May I impose on the list member expertise to suggest a reasonable 
>> replacement/substitute source for this?
>> thanks in advance
>> -dave
>> W5OC 
>> 
> There used to be a shop in Texas that rewound them and made new ones. I
> believe he closed down due to health problems.
> 
> I'd look at Hammond transformer for a choke of similar rating and size
> and maybe shuffle case and mounting pieces. I suspect the core and coil
> were standard with a custom case and mounting.
> 
> There may be used ones around, but I don't have any.
> 
> With core and the old winding in hand, rewinding is not impossibly
> difficult.
> -- 
> 73, Jerry, K0CQ, Technical Advisor to the CRA
> All content copyright Dr. Gerald N. Johnson, electrical engineer
> 
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