Re: CW Transmit Filter Bandwidth

Posted by Don Wilhelm on Aug 21, 2018; 9:02pm
URL: http://elecraft.85.s1.nabble.com/CW-Transmit-Filter-Bandwidth-tp7644590p7644601.html

Byron,

Yes, if you select anything other than the 2.7/2.8 filter for CW
transmit, you will receive an error.

73,
Don W3FPR

On 8/21/2018 4:48 PM, Byron Peebles wrote:

> I would add that changing the TX FLT to something else generates an
> error when I try to use it. 73, Byron
>
>
> On 08/21/2018 04:33 PM, Don Wilhelm wrote:
>> Byron,
>>
>> The K3/K3S is designed to use the filter that is installed "stock" in
>> all transceivers, so you need to select the 2.7 (or 2.8) filter for
>> CW (or any other mode except AM, FM or ESSB) for transmit.
>>
>> Requiring a 1kHz filter for CW transmit would require that filter be
>> included in the basic package and would increase the price of the
>> transceiver.
>>
>> This sounds like a 'curiosity' question - the K3/K3S works fine with
>> the 2.7/2.8kHz filter for CW transmit.

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