Re: High-Q Bandpass Filter for 10 GHz
- From: John Larkin <jjlarkin@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Tue, 22 Nov 2005 09:43:50 -0800
On Tue, 22 Nov 2005 18:15:12 +0100, Georgy Onishchukov
<onishchukov@xxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>Hi,
>
>we are looking for a bandpass filter with Q-Factor about 10000 for the
>central frequency near 10 GHz.
>
>Unfortunately the best offer we got till now is Q-factor about 3000.
>
>Any idea where can we ask for the device?
>
>Georgy
Pozar has an example of a circular copper air-filled cavity resonator
at 5 GHz, having a Q of 42,000. Dielectric resonators run more in the
3000 range you cite.
John
.
- References:
- High-Q Bandpass Filter for 10 GHz
- From: Georgy Onishchukov
- High-Q Bandpass Filter for 10 GHz
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