[Elecraft] K4 Lore

[Wayne Burdick]

That's true. But the KAT4 has 3 antenna jacks, any of which can also be used as an RX antenna, and the KAT4 covers a 10:1 impedance range compared to 3:1 for both the '7610 and '101.

Wayne
N6KR



> On Jun 3, 2021, at 9:40 PM, John Nicholson <macymonkeys at charter.net> wrote:
> 
> Yes and no; both the IC-7610 and FTdx101 models include an internal tuner without an optional charge. 
> 
> John K7FD
> 
>> On Jun 3, 2021, at 9:23 PM, Rick Tavan <rick at tavan.com> wrote:
>> 
>> Ed K1EP mentioned that the K4 ATU is a cost-extra option on all K4 models.
>> This is as it should be. If you have an external tuner in the shack or at
>> the antenna or a tuner integrated into an amplifier that's always in line
>> (or in Standby with the tuner enabled) or if all your antennas are well
>> matched, you wouldn't want to pay Elecraft for a tuner inside K4 that you
>> wouldn't be using. OTOH if, like me, you sometimes take your K4 to the
>> field or operate it at a shack where there is no external auto-tuner, then
>> the K4 ATU option is delightful. IMHO, Elecraft made some good decisions on
>> what to include as standard and what to "optionalize" in K4.
>> 
>> /Rick N6XI
>> 
>>> On Thu, Jun 3, 2021 at 7:16 AM Ed K1EP <k1ep.list at gmail.com> wrote:
>>> 
>>> No. Extra on all versions.
>>> 
>>> reply to: K1EP at arrl.net
>>> 
>>>> On Thu, Jun 3, 2021, 09:58 Richard <FlatHat at comcast.net> wrote:
>>>> 
>>>> Does the basic plain vanilla K4 have a built-in antenna tuner? I'm
>>>> guessing no.
>>>> 
>>>> Richard Kunc ~ W4KBX
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>> 
>> -- 
>> --
>> 
>> Rick Tavan
>> Truckee and Saratoga, CA
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