[R-390] Orange Drop vs ceramic disc
Gary Pewitt
garypewitt at centurytel.net
Fri Apr 1 21:46:22 EDT 2011
Barry, thanks for posting the link and thanks to Arne for building a
very fine useful web page.
73 Gary N9ZSV
On 4/1/2011 9:36 AM, Barry wrote:
> On Fri 01/04/11 9:05 AM , rbethman rbethman at comcast.net sent:
>> The difference in performance between the two R-390A/URRs that you did
>> have so many variables that it is impossible to say why. Could be the
>> difference in alignment, methodology of restoration, or different
>> manufacturer of the actual radio.
>>
>> You have been using HP equipment lately. What did you use before that?
>
> At that time, I was using an HP410B, a General Radio GR1001A with a Fluke 1920 counter . The 1001A was replaced with an HP606A and now an HP8640B. I still have an HP410B and an HP410C.
>
> Barry - N4BUQ
>
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