[time-nuts] Quad Driven Mixer 5 to 10 MHz Doubler Atricle
kc0wjn at gmail.com
Thu Nov 13 10:54:00 EST 2014
Is that the "A Two Diode Frequency Doubler" article by John Pivnichny?
On 11/12/2014 10:47 PM, Don Latham wrote:
> I digitized the first 2011 article to hand, the one in Jan-Feb; it's a smaller
> article, and not as elegant as the later one. Anyone interested can email me
> off-list. You're allowed to have a copy for your own use, just can't
> Jim Sanford
>> I'm a member, and the article is not there -- just the Excel spreadsheet
>> and a Word document of the parts list.
>> Too bad, I have a handful of 5 MHzx TCXOs.
>> I may have hardcopy of the issue, will have to dig for it.
>> wb4gcs at amsat.org
>> On 11/12/2014 3:34 PM, Dave M wrote:
>>> I am able to download the files associated with the article, but not
>>> the article itself. Guess I need to be a paying member to get the
>>> article. The only files in the download are the XLS file for
>>> calculating the filter values, and the parts list.
>>> It's at http://www.arrl.org/qexfiles in the year 2011 listings,
>>> filename 3x11_Roos.zip
>>> titled "Converting a Vintage 5 MHz Frequency Standard to 10 MHz with a
>>> Low Spurious Frequency Doubler"
>>> Dave M
>>> John C. Roos via time-nuts wrote:
>>>> Several list members contacted me expressing interest in the
>>>> article. None of them were able to download much or anything
>>>> from the ARRL QEX web site. That includes me and other ARRL members.
>>>> I am working the issue with one call to ARRL so far today. I will
>>>> contact Larry Wolfgang at ARRL and see what Ican bust loose. So
>>>> hang in there. It is a cute technique, not originated by me, but
>>>> useful. Right now I have to get the ARRL FMT done first.
>>>> -73 john c roos k6iql
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