[time-nuts] 10 MHz Band-Pass Filter Needed
kirbybq at bellsouth.net
Fri Jan 9 05:33:30 UTC 2009
A quick filter would be a series resonance circuit. My notes show that
on a circuit that was 10 Mhz and terminated into 50 ohms load, I used a
10uH choke and a 22 pF cap. Both of these items were off the shelf ,
the cap was a silver mica 5%.
Darrell Robinson wrote:
> If you're simply looking for purity of signal maybe a crystal filter.
> Intersil application note AN9815 is interesting.
> ----- Original Message -----
> From: "Richard W. Solomon" <w1ksz at earthlink.net>
> To: <time-nuts at febo.com>
> Sent: Thursday, January 08, 2009 10:11 AM
> Subject: [time-nuts] 10 MHz Band-Pass Filter Needed
>> The GPSDO I want to use has an output rich in harmonics. In some
>> cases that is good, but Murphy rules and in the application I have
>> today, it is not good.
>> I need a 10 MHz Band-Pass Filter, Bandwidth is not critical, something
>> small with SMA connectors would be ideal, but I can live with BNC.
>> Anyone have such a beast or know where I can get one ? I checked
>> and choked on the price !!
>> Thanks, Dick, W1KSZ
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