[Elecraft] K3S Sub Receiver stopped working

[Nr4c]

Since when can there be no empty slots between filters?

Sent from my iPhone
...nr4c. bill


> On Mar 22, 2019, at 1:10 PM, Buck <radiok4ia at gmail.com> wrote:
> 
> No blank slots allowed between filters
> 
> Buck, k4ia
> Honor Roll
> 8BDXCC
> EasyWayHamBooks.com
> 
>> On 3/22/2019 11:59 AM, KE8G wrote:
>> Hi All,
>> I need some suggestions on where to start trouble shooting.  I looked at
>> Nabble and I have checked all that is listed there and no luck.
>> The sub receiver was working perfectly.  I took the radio apart to add some
>> new filters to the sub receiver.  It originally had two of them; configured
>> as 2.8Khz, then a 400Hz right next to it, and then 3 blank slots.  I
>> removed the 400Hz, the the filters are in the following order; 2.8Khz,
>> blank slot, 1.0Hz, 400Hz, and finally 250Hz in the 5th slot.
>> I used the K3 utility to configure them, with the appropriate settings for
>> each filter.
>> When using the radio, I have both the main and sub receiver on the Main
>> antenna.  If I tune to a strong signal on the band, using just the main
>> receiver, I hear on both sides of the headphones.  When I engage the sub
>> receiver, I still hear the signal in the left ear, but the right ear goes
>> to just white noise.
>> When the sub receiver is engaged, I can hear sounds in the left ear when
>> pushing any buttons on the radio.
>> I am somewhat stumped, as I was very diligent in disassembly and then
>> re-assembling it.  Using most current firmware, 5.66.
>> Please advise.
>> 73 de Jim - KE8G
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