If I recall the 100w PA switches on when you go over 10w
From: "[email protected]" <[email protected]>
To: Jim Miller <[email protected]>
Cc: Elecraft Reflector <[email protected]>; [email protected]
Sent: Thursday, February 23, 2017 5:31 PM
Subject: Re: [Elecraft] Product Idea - 25 Watt PA for the K3
Maybe so. I think it would be nice if you could control when the 100w PA
switches on or perhaps just have it one all of the time.
John KK9A
On 2017-02-23 09:50, Jim Miller wrote:
> I'll take a guess.
>
> All transmitters have multiple stages to get to 100-200 watts. Tapping off
> the 10w stage was easy to do and makes a nice QRP rig. I used my K3 for
> several years as QRP only before getting the 100w amp and eventually the
> KPA/KAT combo.
>
> jim ab3cv
>
> On Thu, Feb 23, 2017 at 9:32 AM, [email protected] <[email protected]> wrote:
>
>> I am a little late to the Elecraft party, why does this transceiver use a
>> separate 100 watt module instead of just having a 100 to 200 watt
>> transmitter like other manufactures?
>>
>> John KK9A
>>
>> Harry Yingst
>>
>> Seeing how the KPA- 500 tends to need less than 25 watts to drive it to
>> full output (500 watts) It got me thinking about a 25 watt PA Option.
>> Would it be possible to replace the existing 10 watt PA board with a 25
>> watt PA board that would use a larger heatsink instead of the case.
>>
>> If the stock Filters and Relays can handle the 25 watts it would seem that
>> it would be a more inexpensive option for those who plan on going with the
>> KPA500.
>>
>> Just a thought...
>>
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