[Elecraft] KPA500 and K2

2011-04-06 Thread George
Hi folks
was reading the manual and it says that the auxbus from the kpa500 is 
not compatible with the k2.
What is the difference between the K2 and K3 to make them incompatible?
What functionality is lost from not having the radio in the data loop...
Thanks

George NE2I


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Re: [Elecraft] KPA500 and K2

2011-04-06 Thread iain macdonnell - N6ML
On Wed, Apr 6, 2011 at 6:05 PM, George n...@optonline.net wrote:
 Hi folks
 was reading the manual and it says that the auxbus from the kpa500 is
 not compatible with the k2.
 What is the difference between the K2 and K3 to make them incompatible?
 What functionality is lost from not having the radio in the data loop...

Page 11 of the manual answers this... it allows the K3 (only) to
automatically adjust its output power when the KPA500 is active, and
KPA500 fault conditions are reported to the K3 (although I don't know
what the K3 does about it!).

You'll be able to drive the KPA500 with a K2 without AUXBUS ... you'll
just have to manually adjust the drive level appropriately.

~iain / N6ML
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Re: [Elecraft] KPA500 and K2

2011-04-06 Thread Jack Brindle
The KPA500 uses new Auxbus commands and is one-way only (KPA500 to  
K3). The K2 does not know about the KPA500 commands and cannot  
understand them. There will be a new release of the K3 firmware to  
support these features about the time the KPA500 starts shipping.

The K2 will work with the KPA500 just fine. This is a case where the  
best way to connect them would be to connect Key out from the K2 to  
the KPA500, and RF Out from the K2 to the KPA500's RF Input. The  
KPA500 detected bands and switches incredibly fast (you have to  
experience it to understand how fast), so you don't actually need  
anything else. This is also true for all other transceivers and even  
the K3 itself.

So why would you want to connect the KPA to the K3 with the special  
cable? The new support features that Wayne has added to the K3 will  
make you wonder how you lived without them.

Jack Brindle, W6FB

On Apr 6, 2011, at 11:05 AM, George wrote:

 Hi folks
 was reading the manual and it says that the auxbus from the kpa500 is
 not compatible with the k2.
 What is the difference between the K2 and K3 to make them  
 incompatible?
 What functionality is lost from not having the radio in the data  
 loop...
 Thanks

 George NE2I


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[Elecraft] KPA500 with K2?

2011-01-25 Thread Stephen Victor
Will the automatic bandswitching function on the KPA500 work with the K2?  Or 
only with the K3?
Thanks and 73
Steve WA2DTW


  
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Re: [Elecraft] KPA500 with K2?

2011-01-25 Thread Lyle Johnson
The internal frequency counter just needs RF, and and is quite happy if 
it comes from a K2 or any other radio.

73,

Lyle KK7P
 Will the automatic bandswitching function on the KPA500 work with the K2?

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