Re: [Elecraft] K2 with KXPA100

2019-04-22 Thread Jay Rutherford


Don (and Ed and Heinz),

Thank you for the information. I have Tom's legacy website so will look up the 
board. 

Don, I enjoyed my day with the Elecraft gang at the hamfest; thanks for the 
invite. I'll see you at Dayton, if you can make it.

73 Jay K3BH

On Sun, Apr 21, 2019, at 22:47, Don Wilhelm wrote:
> Jay,
> 
> You will need to key the amplifier with a keying output from the K2. 
> Yes, the amp will detect band and frequency, but you still need a KEYOUT 
> from the K2.
> The best solution is to use the N0SS Amplifier Keying board.  Since Tom 
> is SK, no kits are available, but I understand you can obtain the boards 
> from FAR circuits - or the circuit is simple enough that you can build 
> it on perfboard using Tom's full size board layout.  See 
> http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf.
> 
> Thank you for your help at RARSfest - the Amazon package arrived today - 
> Thanks.
> 
> 73,
> Don W3FPR
> 
> On 4/21/2019 8:23 PM, Jay Rutherford wrote:
> > Greetings all,
> > 
> > How could I use the KXPA100 amp with my K2? I don't think the K2 has a 
> > keying line, and so I wonder if the KXPA100 would automatically detect band 
> > and frequency through the built-in tuner without a keying line cable. Any 
> > info appreciated.
> > 
> > 73 Jay K3BH
>
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Re: [Elecraft] K2 with KXPA100

2019-04-22 Thread Heinz Bärtschi
Sorry sorry Don, 

You are absolutely correct!!!

73, 
Heinz HB9BCB

Am 22.04.2019 um 13:54 schrieb Don Wilhelm :

Heinz,

That buffer amp is for an IF output from the K2, and is NOT an amplifier keying 
output.

73,
Don W3FPR

> On 4/22/2019 2:34 AM, Heinz Baertschi wrote:
> There is another source here:
> DX ENGINEERING Clifton Labs Buffer Amplifier Kit for Elecraft K2 (Built &
> Tested Z1C PCB, Mounting Hardware, Insulation, Coaxial Cables
> w/Connectors, Kit), $47.99
> 73,
> Heinz HB9BCB
> Don Wilhelm wrote
>> Jay,
>> 
>> You will need to key the amplifier with a keying output from the K2.
>> Yes, the amp will detect band and frequency, but you still need a KEYOUT
>> from the K2.
>> The best solution is to use the N0SS Amplifier Keying board.  Since Tom
>> is SK, no kits are available, but I understand you can obtain the boards
>> from FAR circuits - or the circuit is simple enough that you can build
>> it on perfboard using Tom's full size board layout.  See
>> http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf.
>> 
>> Thank you for your help at RARSfest - the Amazon package arrived today -
>> Thanks.
>> 
>> 73,
>> Don W3FPR
>> 
>>> On 4/21/2019 8:23 PM, Jay Rutherford wrote:
>>> Greetings all,
>>> 
>>> How could I use the KXPA100 amp with my K2? I don't think the K2 has a
>>> keying line, and so I wonder if the KXPA100 would automatically detect
>>> band and frequency through the built-in tuner without a keying line
>>> cable. Any info appreciated.
>>> 
>>> 73 Jay K3BH
>> __
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Re: [Elecraft] K2 with KXPA100

2019-04-22 Thread Heinz Bärtschi
Don,

Sorry but I answeted to the originally question?

73,
Heinz HB9BCB


Am 22.04.2019 um 13:54 schrieb Don Wilhelm :

Heinz,

That buffer amp is for an IF output from the K2, and is NOT an amplifier keying 
output.

73,
Don W3FPR

> On 4/22/2019 2:34 AM, Heinz Baertschi wrote:
> There is another source here:
> DX ENGINEERING Clifton Labs Buffer Amplifier Kit for Elecraft K2 (Built &
> Tested Z1C PCB, Mounting Hardware, Insulation, Coaxial Cables
> w/Connectors, Kit), $47.99
> 73,
> Heinz HB9BCB
> Don Wilhelm wrote
>> Jay,
>> 
>> You will need to key the amplifier with a keying output from the K2.
>> Yes, the amp will detect band and frequency, but you still need a KEYOUT
>> from the K2.
>> The best solution is to use the N0SS Amplifier Keying board.  Since Tom
>> is SK, no kits are available, but I understand you can obtain the boards
>> from FAR circuits - or the circuit is simple enough that you can build
>> it on perfboard using Tom's full size board layout.  See
>> http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf.
>> 
>> Thank you for your help at RARSfest - the Amazon package arrived today -
>> Thanks.
>> 
>> 73,
>> Don W3FPR
>> 
>>> On 4/21/2019 8:23 PM, Jay Rutherford wrote:
>>> Greetings all,
>>> 
>>> How could I use the KXPA100 amp with my K2? I don't think the K2 has a
>>> keying line, and so I wonder if the KXPA100 would automatically detect
>>> band and frequency through the built-in tuner without a keying line
>>> cable. Any info appreciated.
>>> 
>>> 73 Jay K3BH
>> __
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Re: [Elecraft] K2 with KXPA100

2019-04-22 Thread AB4IQ
You are correct Don, Far Circuits does have the board for the N0SS  amp
Keying circuit.  I have installed it in both of my K2's and works great.
They also have the board for your fixed Audio out.  They are hard to find on
his web page so I just called him and he took care of my order.

Ed AB4IQ

-Original Message-
From: elecraft-boun...@mailman.qth.net
[mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Don Wilhelm
Sent: Monday, April 22, 2019 6:55 AM
To: Heinz Baertschi ; elecraft@mailman.qth.net
Subject: Re: [Elecraft] K2 with KXPA100

Heinz,

That buffer amp is for an IF output from the K2, and is NOT an amplifier
keying output.

73,
Don W3FPR

On 4/22/2019 2:34 AM, Heinz Baertschi wrote:
> There is another source here:
> 
> DX ENGINEERING Clifton Labs Buffer Amplifier Kit for Elecraft K2 
> (Built & Tested Z1C PCB, Mounting Hardware, Insulation, Coaxial 
> Cables w/Connectors, Kit), $47.99
> 
> 73,
> Heinz HB9BCB
> 
> 
> 
> Don Wilhelm wrote
>> Jay,
>>
>> You will need to key the amplifier with a keying output from the K2.
>> Yes, the amp will detect band and frequency, but you still need a 
>> KEYOUT from the K2.
>> The best solution is to use the N0SS Amplifier Keying board.  Since 
>> Tom is SK, no kits are available, but I understand you can obtain the 
>> boards from FAR circuits - or the circuit is simple enough that you 
>> can build it on perfboard using Tom's full size board layout.  See 
>> http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf.
>>
>> Thank you for your help at RARSfest - the Amazon package arrived 
>> today - Thanks.
>>
>> 73,
>> Don W3FPR
>>
>> On 4/21/2019 8:23 PM, Jay Rutherford wrote:
>>> Greetings all,
>>>
>>> How could I use the KXPA100 amp with my K2? I don't think the K2 has 
>>> a keying line, and so I wonder if the KXPA100 would automatically 
>>> detect band and frequency through the built-in tuner without a 
>>> keying line cable. Any info appreciated.
>>>
>>> 73 Jay K3BH
>> __
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> 
>> Elecraft@.qth
> 
>>
>> This list hosted by: http://www.qsl.net Please help support this 
>> email list: http://www.qsl.net/donate.html
> 
> 
> 
> 
> 
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Re: [Elecraft] K2 with KXPA100

2019-04-22 Thread Don Wilhelm

Heinz,

That buffer amp is for an IF output from the K2, and is NOT an amplifier 
keying output.


73,
Don W3FPR

On 4/22/2019 2:34 AM, Heinz Baertschi wrote:

There is another source here:

DX ENGINEERING Clifton Labs Buffer Amplifier Kit for Elecraft K2 (Built &
Tested Z1C PCB, Mounting Hardware, Insulation, Coaxial Cables
w/Connectors, Kit), $47.99

73,
Heinz HB9BCB



Don Wilhelm wrote

Jay,

You will need to key the amplifier with a keying output from the K2.
Yes, the amp will detect band and frequency, but you still need a KEYOUT
from the K2.
The best solution is to use the N0SS Amplifier Keying board.  Since Tom
is SK, no kits are available, but I understand you can obtain the boards
from FAR circuits - or the circuit is simple enough that you can build
it on perfboard using Tom's full size board layout.  See
http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf.

Thank you for your help at RARSfest - the Amazon package arrived today -
Thanks.

73,
Don W3FPR

On 4/21/2019 8:23 PM, Jay Rutherford wrote:

Greetings all,

How could I use the KXPA100 amp with my K2? I don't think the K2 has a
keying line, and so I wonder if the KXPA100 would automatically detect
band and frequency through the built-in tuner without a keying line
cable. Any info appreciated.

73 Jay K3BH

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Re: [Elecraft] K2 with KXPA100

2019-04-22 Thread Heinz Baertschi
There is another source here:

DX ENGINEERING Clifton Labs Buffer Amplifier Kit for Elecraft K2 (Built &
Tested Z1C PCB, Mounting Hardware, Insulation, Coaxial Cables
w/Connectors, Kit), $47.99

73,
Heinz HB9BCB



Don Wilhelm wrote
> Jay,
> 
> You will need to key the amplifier with a keying output from the K2. 
> Yes, the amp will detect band and frequency, but you still need a KEYOUT 
> from the K2.
> The best solution is to use the N0SS Amplifier Keying board.  Since Tom 
> is SK, no kits are available, but I understand you can obtain the boards 
> from FAR circuits - or the circuit is simple enough that you can build 
> it on perfboard using Tom's full size board layout.  See 
> http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf.
> 
> Thank you for your help at RARSfest - the Amazon package arrived today - 
> Thanks.
> 
> 73,
> Don W3FPR
> 
> On 4/21/2019 8:23 PM, Jay Rutherford wrote:
>> Greetings all,
>> 
>> How could I use the KXPA100 amp with my K2? I don't think the K2 has a
>> keying line, and so I wonder if the KXPA100 would automatically detect
>> band and frequency through the built-in tuner without a keying line
>> cable. Any info appreciated.
>> 
>> 73 Jay K3BH
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> 
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Re: [Elecraft] K2 with KXPA100

2019-04-21 Thread Don Wilhelm

Jay,

You will need to key the amplifier with a keying output from the K2. 
Yes, the amp will detect band and frequency, but you still need a KEYOUT 
from the K2.
The best solution is to use the N0SS Amplifier Keying board.  Since Tom 
is SK, no kits are available, but I understand you can obtain the boards 
from FAR circuits - or the circuit is simple enough that you can build 
it on perfboard using Tom's full size board layout.  See 
http://www.mmccs.com/mmarc/n0ss/k2_t-r_rly_drvr.pdf.


Thank you for your help at RARSfest - the Amazon package arrived today - 
Thanks.


73,
Don W3FPR

On 4/21/2019 8:23 PM, Jay Rutherford wrote:

Greetings all,

How could I use the KXPA100 amp with my K2? I don't think the K2 has a keying 
line, and so I wonder if the KXPA100 would automatically detect band and 
frequency through the built-in tuner without a keying line cable. Any info 
appreciated.

73 Jay K3BH

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Re: [Elecraft] K2 with KXPA100

2019-04-21 Thread Jay Rutherford
Greetings all,

How could I use the KXPA100 amp with my K2? I don't think the K2 has a keying 
line, and so I wonder if the KXPA100 would automatically detect band and 
frequency through the built-in tuner without a keying line cable. Any info 
appreciated.

73 Jay K3BH
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[Elecraft] K2-10 - KXPA100 - AMERITRON AL811H?

2014-07-31 Thread Dean

My K2-10 is my backup rig. It has an internal homemade transistor amp keyer 
that keys the AL811H when 100 watts is needed. 

I would like to add the KXPA100 to have the option to fully drive the AL811H 
when needed, or to run 100 watts without tuning the larger amp.

What would be the best way to key both amps at the same time?  Any other 
considerations that I should know for setting up this configuration? For those 
that may ask,  the reason I want to use the KXPA100 instead of the internal K2 
amp is so the radio will still be available for qrp backpacking and such. 

Thanks for your help! 

Dean
KG7MZ


Sent from my Galaxy Note III
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Re: [Elecraft] K2-10 - KXPA100 - AMERITRON AL811H?

2014-07-31 Thread Michael Eberle


I put my KPA100 and KAT100 in a separate EC2 enclosure.  This allows the 
K2/10 to be unhooked and taken portable.  It also provides the key out 
jack for driving a larger amp in the shack.


Mike
KI0HA


On 7/31/2014 6:22 PM, Dean wrote:

My K2-10 is my backup rig. It has an internal homemade transistor amp keyer 
that keys the AL811H when 100 watts is needed.

I would like to add the KXPA100 to have the option to fully drive the AL811H 
when needed, or to run 100 watts without tuning the larger amp.

What would be the best way to key both amps at the same time?  Any other 
considerations that I should know for setting up this configuration? For those 
that may ask,  the reason I want to use the KXPA100 instead of the internal K2 
amp is so the radio will still be available for qrp backpacking and such.

Thanks for your help!

Dean
KG7MZ


Sent from my Galaxy Note III
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