[Elecraft] Linear thoughts
Gary K9GS
garyk9gs at wi.rr.com
Fri Mar 17 20:20:09 EDT 2017
A lot of great suggestions but two I have not seen discussed:
1) I really like the idea of a separate power supply simply because if
the amp has to ever go in for service or be shipped it is a lot easier
without a heavy power supply inside the cabinet. Just send the RF deck
to Elecraft.
2) I like the idea of an optional INTERNAL tuner. Makes it nice and
clean for those that need a tuner without a rats nest of Y cables, etc.
If there is going to be an external tuner make it weatherproof so you
can put it OUTSIDE.
I would love a 1.5K+ amp with a K3 type legal limit tuner I can put outside.
On 3/17/2017 6:59 PM, Fred Jensen wrote:
> The "KPA1500" should look, feel, and behave like a KPA500. OK, it can
> weigh a little more but should be liftable by your average age ham
> [oldish]. If you want to sell it widely, the "KAT1500" will also be
> needed since there are a whole bunch of folks who have less than
> monoband stacks on all bands, but it needs to be either an internal or
> external option, some won't need it.
>
> Fans should make no noise whatsoever, even on high speed. Rated for
> 100% duty cycle to accommodate RTTY, JT65, and 75 meter AM looong
> transmissions. It shouldn't cost more than 3 times a KPA500, same
> $/watt. It should accept higher VSWR's than the KPA500, say maybe
> 3:1? A plus would be operation on a 20A 120V circuit and/or a sagging
> generator. Needless to say, full perfect QSK at 110 WPM, zero IMD,
> and be able to eliminate TX phase noise if used with some notable
> non-Elecraft transmitters. An LCD display for a trapezoid pattern to
> assure linearity would be a plus but not essential since it's going to
> be perfectly linear anyway.
>
> Very tough market to enter, and potential customers can be so very
> fickle.
>
> 73,
>
> Fred ("Skip") K6DGW
> Sparks NV USA
> Washoe County DM09dn
>
> PS: Before blood pressures rise, paragraph 2 is a feeble [very]
> attempt at some humor based on passages on this list. A deep breath
> or two would be best. I believe paragraph 3 is true however, and I
> really want to see Elecraft stay in business.
>
>> On Fri,3/17/2017 10:06 AM, Eric Swartz - WA6HHQ, Elecraft wrote:
>>> Folks, if we did introduce a 1500 W solid state amp similar to our
>>> KPA500 in operation, what features etc would be important?
>>
>
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--
73,
Gary K9GS
Greater Milwaukee DX Association: http://www.gmdxa.org
Society of Midwest Contesters: http://www.w9smc.com
CW Ops #1032 http://www.cwops.org
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