[Elecraft] K3 - Unresponsive if tuned across very strong RTTY sig - UPDATE

[Fred Jensen]

The humongous signal is not there this afternoon and K3 tunes all the 
way to 8 MHz just fine.  I'll continue to check from time to time.

73,

Fred ["Skip"] K6DGW
Sparks NV DM09dn
Washoe County

Fred Jensen wrote on 2/2/2023 4:59 PM:
> OK, this one has me confused.  I was looking for CHU on 7850 or close, 
> and as I was tuning up from 40 m, I encountered a VERY strong signal 
> around 75xx or so which sounded like RTTY, at which point my K3 
> froze.  No control did anything, including the K-Pod and the power 
> switch, the very strong signal just kept on blaring from the 
> headphones, and nothing I could do could change anything in the rig.
>
> I killed the power supply, and turned it back on and the K3 came back 
> up on 7044 [where I previously been] when I powered it up.  It's 
> repeatable, did it multiple times.  K3 seems to be working fine 
> otherwise  I have the general coverage BPF, no sub-rx, and it doesn't 
> seem to be mode-dependent ... tune across this huge signal and 
> everything freezes.
>
> This does not seem to be a problem for me, just a mystery.  The signal 
> that triggers it is huge.  It's getting dark in the shack now [another 
> totally unrelated problem having nothing to do with Elecraft, K3, or 
> my eyesight but really annoying], I'll try tomorrow and see if it is 
> still repeatable.
>
> 73,
>
> Fred ["Skip"] K6DGW
> Sparks NV DM09dn
> Washoe County
>
> PS:  I don't know if CHU is still on the air or if so, where.  Years 
> ago it was just above 7300 and very useful for those who did not have 
> general coverage receivers that could get to WWV.
>
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