[Amps] Cool Amp Silver Plating
Carl
km1h at jeremy.mv.com
Mon Mar 3 13:05:50 EST 2014
----- Original Message -----
From: "Dr. David Kirkby" <drkirkby at gmail.com>
To: <Amps at contesting.com>
Sent: Saturday, March 01, 2014 5:40 PM
Subject: Re: [Amps] Cool Amp Silver Plating
> On 1 Mar 2014 20:57, "John Lyles" <jtml at losalamos.com> wrote:
>>
>> We use it often at work. It's expensive. It doesn't do squat for
> improving the conductivity of surfaces like cavities and inductors for RF
> current, as Peter pointed out. That requires at least 3 to 5 times the
> skin
> depth
>
> What controls the thickness of the cool amp? Can one not repeat the
> process to get a thicker coating or does that not work?
>
> If fixed, do you know what the thickness is? I was wondering if it would
> be useful for 10 GHz, where the skin depth is a lot less than at VHF/UHF
>
> Dave
At 10 GHz a rough surface might be a problem if it is a transmission line.
During my last 6 years before retiring I worked primarily between 22 and
300GHz and each large step up in frequency amplified minor imperfections.
Carl
KM1H
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