I have what I think is an old vhf mobile phone duplexer. It has four
cavities. The cavities are marked with three as TX and one as RX. Can
anyone tell me are these all pass type cavities ? Or could any of them
be notch type ? This seems to be the common pattern of cavity set-up
for these
At 10:12 AM 3/28/05, axe1990 [EMAIL PROTECTED] wrote:
I have what I think is an old vhf mobile phone duplexer. It has four
cavities. The cavities are marked with three as TX and one as RX. Can
anyone tell me are these all pass type cavities ? Or could any of them
be notch type ? This seems to be
, 2005 11:47 AM
Subject: Re: [Repeater-Builder] Mobile Duplexers
[EMAIL PROTECTED] wrote:
Does anyone know if there is even a mobile duplexer made for the 2
meter HAM split? Make? Price? This is for a portable GR 300
repeater.
Thank you.
Rod KC7VQR
No. Can't be done. To get the isolation you
I would like to thank all of you that replied to my question about
mobile duplexer for 2 meter. I thought that was the case, but I had to
ask to make sure. You answered my question; not the way I was
hoping, but it was answered. Thank you.
Rod KC7VQR
444.800 repeater
147.580 remote base
Does anyone know if there is even a mobile duplexer made for the 2
meter HAM split? Make? Price? This is for a portable GR 300
repeater.
Thank you.
Rod KC7VQR
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: [Repeater-Builder] Mobile Duplexers
Does anyone know if there is even a mobile duplexer made for the 2
meter HAM split? Make? Price? This is for a portable GR 300
repeater.
Thank you.
Rod KC7VQR
Yahoo! Groups Links
Yahoo! Groups Links
* To visit your group on the web, go
: [Repeater-Builder] Mobile Duplexers
Rod,
Sure, they are about 3X3X3 feet and weigh about 45 pounds. Sorry do not
mean that to sound sarcastic, 600 KHz is real hard to do in a small
package.
I am sure it can/could be done but I doubt if anyone could afford it.
A week or so back someone
their input to kerchunk or jam the
repeater.
M. H.
- Original Message -
From: Paul Finch [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: Wednesday, January 12, 2005 10:08 PM
Subject: RE: [Repeater-Builder] Mobile Duplexers
Rod,
Sure, they are about 3X3X3 feet and weigh
[EMAIL PROTECTED] wrote:
Does anyone know if there is even a mobile duplexer made for the 2
meter HAM split? Make? Price? This is for a portable GR 300
repeater.
Thank you.
Rod KC7VQR
No. Can't be done. To get the isolation you need for the 600Khz split on
the 2M ham band, the cavities
Subject: Re: [Repeater-Builder] Mobile Duplexers
Wanna read whats really interesting ?
Civil Air Patrol uses a offset on this one repeater 140-143 Mhz. area (
Being I cannot really recall the input ) and their Output is 149.XXX Mhz.
apparently its either their Bandplan or they have
-Builder@yahoogroups.com
Sent: Thursday, January 13, 2005 11:47 AM
Subject: Re: [Repeater-Builder] Mobile Duplexers
[EMAIL PROTECTED] wrote:
Does anyone know if there is even a mobile duplexer made for the 2
meter HAM split? Make? Price? This is for a portable GR 300
repeater.
Thank you
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