thanks Petr,
here is that link through google translator for English
http://translate.google.com/translate?hl=en&sl=cs&u=http://www.radio.qrp.cz/1/clanky06/preseletor.htm&ei=tUUET6qfL4Ti2QW1wNW5Ag&sa=X&oi=translate&ct=result&resnum=1&ved=0CCwQ7gEwAA&prev=/search%3Fq%3Dhttp://www.radio.qrp.cz/1/clanky06/preseletor.htm
as a tinyurl:
http://tinyurl.com/7vhy3p4
or for the more paranoid among us the previer of the tiny url:
Or, give your recipients confidence with a preview TinyURL:
http://preview.tinyurl.com/7vhy3p4
--
GB & 73
K5OAI
Sam Morgan
On 1/4/2012 3:04 AM, Petr Ourednik wrote:
> Hi all,
>
> I believe You are looking for something like tunable xtal front-end
> preselector
> which I build for several of my ham friends years ago and posted there:
>
> http://www.radio.qrp.cz/1/clanky06/preseletor.htm
>
> Originaly it was published by Peter, G3IPV in the ham radio magazines
> years ago.
>
> The main issue in practice is the small tunning range otherwise it works
> like champ.
>
> 73 - Petr, OK1RP
> ---
> http://topband.blog.cz
>
>
>
>> -----Original Message-----
>> From: topband-bounces@contesting.com
>> [mailto:topband-bounces@contesting.com] On Behalf Of Anton Moehammad
>> Sent: Tuesday, January 03, 2012 7:39 PM
>> To: topband@contesting.com
>> Subject: Topband: Xtal Filter
>>
>> Hi everybody,
>>
>> I believe there is a 1825 KHZ xtal filter sell somewhere, can any body
>> share their experience about put a narrow XTAL filter in front of their
>> recv ? (CW works only)
>>
>>
>>
>> Ir Moeh AntonHendra
>> Jambon Tengah no 290 RT1/RW3
>> Magelang 56121
>> Indonesia
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UR RST IS ... ... ..9 QSB QSB - hw? BK
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