[Elecraft] Bose QC35 headphones impedance

Gary Smith Gary at ka1j.com
Sat Dec 1 23:47:07 EST 2018


Hi Frank,

Thanks, that was it. I appreciate the 
help. 

Now back to the 160 contest with better 
condx!

73,

Gary
KA1J

> Hi Gary,
> 
> Set your K3 AFGain parameter to Low.  It sounds like it's set to High
> 
> 73
> Frank
> W3LPL
> 
> ----- Original Message -----
> From: Gary Smith <Gary at ka1j.com>
> To: elecraft at mailman.qth.net
> Sent: Sat, 01 Dec 2018 23:28:26 -0500 (EST)
> Subject: [Elecraft] Bose QC35 headphones impedance
> 
> My QC15 headsets bit the dust and Bose 
> gave me a great price on a new one with 
> exchange. The QC15 had a modular plug with 
> an option for high/low impedance and it 
> allowed the headsets to work beautifully 
> with the K3/K3s This QC35 while much 
> better than the QC15, has no option to 
> change the value and the AF blasts 
> through. I cannot turn the volume barely 
> at all and it's too loud. A monitor 
> setting of 3 for CW is almost too loud.
> 
> I looked in the owners manual but didn't 
> see a configuration option to elect that 
> from the software. Have I missed the 
> obvious again?
> 
> Thanks & 73,
> 
> Gary
> KA1J
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