[Elecraft] Combo pre-amp

Gary Gregory vk1zzgary at gmail.com
Sat May 25 22:48:44 EDT 2013 

Ah Joe,

Thankyou for resurrecting my thought that it IS possible. The issue will
most likely be a lack of quantity that would be sold versus the cost to
manufacture,

I will live in hope...:-)

thanks for the info Joe, much appreciated.

73

Gary

On 26 May 2013 12:45, Joe Subich, W4TV <lists at subich.com> wrote:

>
> > let's not let that technical inconvenience reduce in any
> > way my hope for a cure to my sometimes demented desires....:-)
>
> I'm not saying it isn't possible ... takes one additional relay
> and two connectors.  There are even couple unused control lines
> on the KXV3A that could be used to control the added relay and
> switch bands (10/12 and 6 M) if necessary.
>
> 73,
>
>    ... Joe, W4TV
>
>
> On 5/25/2013 10:13 PM, Gary Gregory wrote:
>
>> Hi Joe,
>>
>> Gee...Shhhhh....let's not let that technical inconvenience reduce in any
>> way my hope for a cure to my sometimes demented desires....:-)
>>
>> Of course you are quite correct Joe. Point taken mate.
>>
>> 73
>>
>> Gary
>>
>> On 26 May 2013 12:06, Joe Subich, W4TV <lists at subich.com> wrote:
>>
>>
>>>   So, I will continue to want an internal pre-amp and it does not need
>>>
>>>> to be for 6M as I don't operate there either. This is MY choice and
>>>> does not  hold sway with the masses but it is my choice after all.
>>>>
>>>>
>>> I agree that an internal preamp (or premps) would be ideal.  However,
>>> in addition to the preamp(s) Elecraft would need to provide *another*
>>> design for the KXV3A - one that switches the RX ANT IN/OUT connections
>>> to internal jacks - as neither the original KXV3 or current KXV3A have
>>> that capability.
>>>
>>> 73,
>>>
>>>     ... Joe, W4TV
>>>
>>>
>>> On 5/25/2013 9:24 PM, Gary Gregory wrote:
>>>
>>>  I don't wish to flog a dead horse any further, however, choice is
>>>> something
>>>> it seems everyone on this list is after.
>>>>
>>>> So what if a K3 needs to NOT have a 2M transverter to fit a combo
>>>> pre-amp?....there are many K3's in the world not fitted with 2M. This
>>>> is a
>>>> choice made by the original owner I guess which is what it is, a
>>>> choice. I
>>>> fully appreciate everyone's point of view, but I would hazard a guess I
>>>> am
>>>> not alone in wanting an internal unit as a CHOICE, not at the expense of
>>>> taking away other folks right to choose.
>>>>
>>>> Wayne has stated Elecraft's case and that is there is not enough room
>>>> but
>>>> his statement is qualified by the mention of the 2M option which is a
>>>> customer choice right?
>>>>
>>>> So, I will continue to want an internal pre-amp and it does not need to
>>>> be
>>>> for 6M as I don't operate there either. This is MY choice and does not
>>>> hold
>>>> sway with the masses but it is my choice after all.
>>>>
>>>> You mention remote install, fine, but again it is still another cable
>>>> and
>>>> still yet another box to cart around. Setup on a table (standard picnic
>>>> size) the depth of the table means you need to have the K-Line right on
>>>> the
>>>> rear edge and the 6M pre-amp protrudes far enough back that if you are
>>>> up
>>>> against a barrier of some sort, the cables push the K-Line forward and
>>>> reduce the work space area such that little room is left to operate in a
>>>> comfortable manner.
>>>>
>>>> I could pontificate forever on the drawbacks when operating portable
>>>> but I
>>>> am probably not a member of the right choir.
>>>>
>>>> Maybe an OEM will come up with a 'plug-in' internal 10M pre-amp designed
>>>> for a K3.....now that would solve everything for me and I wouldn't have
>>>> to
>>>> plead my case....:-)
>>>>
>>>> It's all about choice folks!
>>>>
>>>> 73
>>>>
>>>> Gary
>>>>
>>>> On 26 May 2013 10:32, Walter Underwood <wunder at wunderwood.org> wrote:
>>>>
>>>>   The original poster mentioned "those of us who operate portable".
>>>> Running
>>>>
>>>>> cables to the next room does not make that any simpler.
>>>>>
>>>>> wunder
>>>>> K6WRU
>>>>>
>>>>> On May 25, 2013, at 5:13 PM, Dr. William J. Schmidt, II wrote:
>>>>>
>>>>>   This sounds like a lack of creative thinking.  How about using two 90
>>>>>
>>>>>>
>>>>>>  degree
>>>>>
>>>>>  BNC elbows on the back of the radio and a couple of BNC jumpers.  You
>>>>>> can
>>>>>> put the preamp anywhere... even in the next room is that is your
>>>>>> fancy.
>>>>>> Also, you might try one of the 50+ preamps that are already available
>>>>>> by
>>>>>>
>>>>>>  a
>>>>>
>>>>>  variety of companies with ultra-low noise figures.  I'm not sure I
>>>>>> need
>>>>>> a
>>>>>> preamp to take up the space of my existing 2 meter module.
>>>>>>
>>>>>>
>>>>>> Dr. William J. Schmidt - K9HZ / J68HZ/ 8P6HK/ ZF2HZ
>>>>>>
>>>>>> Owner - Operator
>>>>>> Big Signal Ranch
>>>>>> Staunton, Illinois
>>>>>>
>>>>>> email:  bill at wjschmidt.com
>>>>>>
>>>>>> -----Original Message-----
>>>>>> From: elecraft-bounces at mailman.qth.****net<elecraft-bounces at mailman.*
>>>>>> *qth.net <elecraft-bounces at mailman.qth.net>>
>>>>>> [mailto:elecraft-bounces@**mai**lman.qth.net <http://mailman.qth.net>
>>>>>> <elecraft-bounces@**mailman.qth.net<elecraft-bounces at mailman.qth.net>
>>>>>> >]
>>>>>> On Behalf Of Jeff Cochrane
>>>>>> Sent: Saturday, May 25, 2013 7:03 PM
>>>>>> To: elecraft at mailman.qth.net
>>>>>> Subject: Re: [Elecraft] Combo pre-amp
>>>>>>
>>>>>> Agreed Gary,
>>>>>> I too would be interested in an internal 10M pre-amp (or an internal
>>>>>>
>>>>>>  combo
>>>>>
>>>>>  6-10M pre-amp).
>>>>>> I already have the PR6 but like you say it (in stock form) protrudes
>>>>>> so
>>>>>>
>>>>>>  far
>>>>>
>>>>>  out behind the rig that it almost impossible to use for portable work.
>>>>>> Mounting it internally is the way to go and I reckon a combo pre-amp
>>>>>>
>>>>>>  would
>>>>>
>>>>>  sit nicely where the internal 2M transverter normally goes.
>>>>>>
>>>>>> Jeff Cochrane - VK4XA
>>>>>>
>>>>>>
>>>>>>
>>>>>> Gary Gregory-2 wrote
>>>>>>
>>>>>>  Well I do hope there will be a version for 10M perhaps that will
>>>>>>> install
>>>>>>> within the K3. Much as it would be nice to have I am not going to buy
>>>>>>>
>>>>>>>  more
>>>>>>
>>>>>
>>>>>  boxes needing to be plugged in, cabled or whatever.
>>>>>>
>>>>>>>
>>>>>>> Whilst I understand some folks have space available and can wire in
>>>>>>> as
>>>>>>> many
>>>>>>> boxes as are available, those of us who operate portable tire very
>>>>>>>
>>>>>>>  quickly
>>>>>>
>>>>>
>>>>>  of sorting cables, boxes and the resultant tangled leads.
>>>>>>
>>>>>>>
>>>>>>> I guess I will have to wait and see what is produced but another
>>>>>>>
>>>>>>>  external
>>>>>>
>>>>>
>>>>>  box such as the 6M pre-amp which protrudes too far and can easily be
>>>>>>
>>>>>>> knocked around is a non starter for me no matter that I could use it,
>>>>>>> it
>>>>>>> is
>>>>>>> what it is, a box too far.
>>>>>>>
>>>>>>> Gary
>>>>>>>
>>>>>>> --
>>>>>>> *Gary - VK1ZZ
>>>>>>> Skype: Gary.VK1ZZ
>>>>>>> Motorhome Portable
>>>>>>> The Shack*
>>>>>>> *Elecraft K3
>>>>>>> P3 Panadapter
>>>>>>> KPA500FT
>>>>>>> KAT500FT**
>>>>>>> KX3-K
>>>>>>> *
>>>>>>> ______________________________****____________________________**
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>>>>>>> >
>>>>>>> Post: mailto:
>>>>>>>
>>>>>>>
>>>>>>   Elecraft at .qth
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
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>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> -----
>>>>>> Jeff Cochrane - VK4XA
>>>>>> East Innisfail
>>>>>> Queensland
>>>>>> Australia
>>>>>> K3 #4767
>>>>>>
>>>>>> --
>>>>>> View this message in context:
>>>>>>
>>>>>>   http://elecraft.365791.n2.**na**bble.com/Combo-pre-amp-**<http://nabble.com/Combo-pre-amp-**>
>>>>>>
>>>>> tp7573740p7574221.html<http://**elecraft.365791.n2.nabble.com/**
>>>>> Combo-pre-amp-**tp7573740p7574221.html<http://elecraft.365791.n2.nabble.com/Combo-pre-amp-tp7573740p7574221.html>
>>>>> >
>>>>>
>>>>>  Sent from the Elecraft mailing list archive at Nabble.com.
>>>>>> ______________________________****____________________________**
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>>>>>>
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>>>>>> __**__
>>>>>> Elecraft mailing list
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>>>>>>
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>>>>>>
>>>>> --
>>>>> Walter Underwood
>>>>> wunder at wunderwood.org
>>>>>
>>>>>
>>>>>
>>>>> ______________________________****____________________________**__**__
>>>>> Elecraft mailing list
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>>>>> >
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>>>>> >
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>>>>>
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>>>>> Please help support this email list: http://www.qsl.net/donate.html
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>>>>>
>>>>>
>>>>
>>>>
>>>>
>>
>>


-- 
*Gary - VK1ZZ
Skype: Gary.VK1ZZ
Motorhome Portable
The Shack*
*Elecraft K3
P3 Panadapter
KPA500FT
KAT500FT**
KX3-K
*

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