[1000mp] Roofing Filters

Mon Dec 27 15:41:49 EST 2004

Roger, to my knowledge, the only place making the new roofing filter is 
Inrad.

http://www.qth.com/inrad/

73, Mike

----- Original Message ----- 
From: "Roger Cooke" <rcooke at g3ldi.freeserve.co.uk>
To: "All about Yaesu 1000mp" <1000mp at mailman.qth.net>
Sent: Monday, December 27, 2004 20:03 PM
Subject: RE: [1000mp] Roofing Filters

> Hi Mike.
>
>  Let me know where the best place to obtain a roofing filter in the
> USA please.
> It will be cheaper than buying in rip-off UK ltd.
>
> 73 de Roger G3LDI
> rcooke at g3ldi.freeserve.co.uk
> g3ldi at amsat.org
> g3ldi at qsl.net
> g3ldi at gb7ldi.#35.gbr.eu
>
>
> -----Original Message-----
> From: 1000mp-bounces at mailman.qth.net
> [mailto:1000mp-bounces at mailman.qth.net]On Behalf Of Mike Brown
> Sent: Saturday, December 25, 2004 3:58 PM
> To: All about Yaesu 1000mp
> Subject: Re: [1000mp] Roofing Filters
>
>
> Hi Pete
>
> I think my posting was taken in the wrong context. After things settle
> down
> from the Holidays, or if it's possible, I will probably be ordering my
> roofing filter as soon as next week. I have the cw filters already in
> the
> rig.
>
> Here's the statement that I guess bothered me:
>
> <snip from below>
> Several of my contest club friends have
>>>told me that the "roofing filter" is a must in this rig for
> contesting????
>
> I was just trying to point out that the 1000 MP series has been among
> the
> best contest rigs available long before the roofing filter mod came
> out.
> That is the beginning and end of what I was trying to state. And, the
> considerate MP owner has his radio "de-clicked" (mine has).
>
> I realize the roofing filter mod is quite an improvement, and will be
> ordering mine as soon as I can.
>
> 73, Happy Holidays Mike K9MI
>
>
> ----- Original Message -----
> From: "Pete Smith" <n4zr at contesting.com>
> To: "All about Yaesu 1000mp" <1000mp at mailman.qth.net>; "All about
> Yaesu
> 1000mp" <1000mp at mailman.qth.net>
> Sent: Saturday, December 25, 2004 15:20 PM
> Subject: Re: [1000mp] Roofing Filters
>
>
>> With respect, I would address this somewhat differently -- the 400
> or 500
>> Hz filters are a "must" if you want to do CW contesting, at least in
> the
>> main receiver, but if, like many of us, you already have them in,
> then the
>> roofing filter is the next great "bang for the buck."  What it does
> is to
>> bring the performance much closer to that of the Orion, for a lot
> less
>> money -- never mind the new Yaesu and Icom rigs...
>>
>> If you're a sideband contester (which I am not, really) then I'm
> inclined
>> to think I would put in the roofing filter before I invested in
> narrower
>> SSB filters.
>>
>> 73, Pete N4ZR
>>
>>  At 06:20 PM 12/24/2004, Mike Brown wrote:
>>
>>>I'm sure there is a great benefit by using the Inrad roofing filter
> during
>>>a contest. However, to say it is a "must" is a bit too much. 1000
> MP's
>>>have been used in contest for years without the Inrad filter. Yes,
> it's
>>>something to put on the list if you can afford it, but you'll also
> want to
>>>get at least 2 500khz filters if you do any cw contesting. The 1000
> MP is
>>>great without the roofing filter, and probably "greater" with one. I
>>>intend on putting the roofing filter in mine, but right now have
> other
>>>priorities. And I will be in the contest without the roofing filter
> until
>>>I get a chance to get one. Label the roofing filter, as "nice" or an
>>>"improvement", but it is hardly a must if you already have your 500
> or 400
>>>hz crystal filters in.
>>>
>>>The intent of this message was not to down play in any way the Inrad
>>>roofing filter. It's just that it is not a "must", or 1000 MP's
> would not
>>>have been sitting on the desk of  contesters for years.
>>>
>>>Mike, K9MI
>>>----- Original Message ----- From: "Jon Kovacs" <jkovacs at neo.rr.com>
>>>To: <1000mp at mailman.qth.net>
>>>Sent: Friday, December 24, 2004 16:52 PM
>>>Subject: [1000mp] Roofing Filters
>>>
>>>
>>>Guys...    Like most of you, I have had my Mark V for several
> months.   My
>>>contesting is mainly CQWW and ARRL DX contest, both modes.
> Occasionally
>>>few other contest of interest.
>>>
>>>My rig is stock, with no filters.  Several of my contest club
> friends have
>>>told me that the "roofing filter" is a must in this rig for
> contesting????
>>>My previous rig of many years was the Icom 756 PRO with all the dsp
>>>goodies. I found the cw audio to be almost robotic in sound.   Was
> not
>>>totally pleasing, especially after hours of contesting.   But all in
> all,
>>>it was a great rig.
>>>
>>>I see in the mailing list that many have the same question about the
>>>roofing filter as I do, and that is
>>>"will it really make that much difference?"      If so, how much
> does it
>>>cost and where do I get it?    And most of all, is it idiot proof
> for
>>>installation??
>>>
>>>Thanks to all
>>>
>>>JON k8ly
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>>>
>>>
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>>
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