[Elecraft] K3 Attenuator Turning Itself On

[Vic Rosenthal 4X6GP/K2VCO]

I have a 50 kW BC station a few miles away. I had to make a HP filter 
because of the IMD. But it was not strong enough to force the attenuator on!

73,
Vic, 4X6GP/K2VCO
Rehovot, Israel
http://www.qsl.net/k2vco/

On 15 Nov 2015 22:22, Don Wilhelm wrote:
> Sounds like you may have a strong AM broadcast signal that is
> overwhelming the K3 input.
> MW signals will be attenuated by the Low Pass Filter, but those signals
> below 160m will not be.
> The K3 does have some suppression of AM Broadcast band frequencies, but
> it may not be sufficient in your case.
>
> 73,
> Don W3FPR
>
> On 11/15/2015 3:13 PM, Dennis wrote:
>> Joe
>>
>> Yes, I can turn the attenuator off once I'm on 160M, but within 2
>> seconds of turning it off
>> it will turn itself back on.