Vester,
A flatpack is another name for the mobile duplexers made by several
companies. They are generally painted black and are flat. Most are notch
type and some are helical resonators rather than actual cavities. They work
OK in a soft RF environment, not so good at a high level site.
Jack
K6YC
----- Original Message -----
From: "vesterscott" <[EMAIL PROTECTED]>
To: <Repeater-Builder@yahoogroups.com>
Sent: Sunday, March 20, 2005 1:31 PM
Subject: [Repeater-Builder] Re: Standard RP70U help? Thanks!
>
>
> Mike, Brent, Jack...Great feedback.
>
> The RP70U is currently on 456.825 in/451.8625 out. The modified
> repeater will be 445.800 in/440.800 out (if I'm lucky).
>
> The advance warnings/tips you guys provided on the duplexer, mic
> connectors, manual, and volume/squelch controls will surely head off
> a lot of trouble.
>
> An original "Owner's Operating and Maintenance Manual" came with the
> RP70U, But I have not yet compared it with what's at www.repeater-
> builder.com. BTW, my scanner only goes to 8.5" x 14", so if anybody
> with a bigger scanner cares to add anything to the Files section
> from my manual that's not there already let me know at vesterscott @
> bellsouth.net and I'll loan it to you.
>
> Jack, is a flatpack duplexer like the small black Celwave mobile
> duplexers that pop up on eBay all the time? Don't believe I've heard
> that term before.
>
> Brent, do each of the CTN34 tone boards perform both encode and
> decode. IOW, if I want the same tone in and out, will a single board
> give me full CTCSS for any given tone? I was not able to reach a
> firm conclusion on that from the manual and schematics.
>
> 73,
>
> Vester N8EKA
>
>
>
> --- In Repeater-Builder@yahoogroups.com, "vesterscott"
> <[EMAIL PROTECTED]> wrote:
>>
>> I picked up a Standard RP70U 12W UHF/FM repeater/base station
> today
>> at a local hamfest--complete with AP70 phone patch, one TN34 tone
>> board, and the operating/maintenance manual. I'm hoping to morph
> it
>> into a 445.75/440.75 or 445.80/440.80 portable/itinerant repeater.
>> For starters, I obviously need to re-crystal it. If anybody here
> has
>> done this already I'd appreciate any additional
>> suggestions/comments/guidance you can provide.
>>
>> I can also use one more TN34 tone board if somebody has a spare
>> lying around.
>>
>> Thanks.
>>
>> Vester N8EKA
>
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>
> Yahoo! Groups Links
>
>
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>
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>
>
>
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