[Elecraft] K3 - Speaker/headphone problem

[Keith Hamilton]

Doesn't the manual state that a mono plug is ok? I better unplug my speaker.
I must have read wrong. Thanks a lot for the post!

Keith W8GX


On Jan 3, 2010, at 3:57 PM, Dave Perry N4QS wrote:

> Tony,
> 
> Same thing happened to me when I plugged my Kenwood mono speaker into the 
> stereo speaker jack on the back of the K3.  I did this without thinking from 
> the front of the radio when I was rearranging equipment in the shack.  The 
> speaker worked for a couple of days until the audio output transistor 
> failed.  I could then only hear audio from the headphones.  I had to send my 
> K3 back to Elecraft in order to replace the audio output transistor.  It was 
> under warranty so they repaired it for free.  While the rig was in the shop, 
> I had them add the sub RX, digital voice recorder, and the IF Out interface. 
> So they came out okay on the deal.
> 
> But I learned my lesson -- do not plug a mono speaker into the stereo 
> receptacle.  It is clearly labeled as Stereo on the back, but you have to be 
> looking at it from that direction!  Even the manual shows it as stereo.
> 
> Dave, N4QS
> 
> ----- Original Message ----- 
> From: "N2TK, Tony" <tony.kaz at verizon.net>
> To: "'Elecraft Reflector'" <elecraft at mailman.qth.net>
> Sent: Saturday, January 02, 2010 11:25 AM
> Subject: [Elecraft] K3 - Speaker/headphone problem
> 
> 
>> Maybe someone has had this problem before and can save me time
>> troubleshooting?
>> 
>> 
>> 
>> Everything was fine yesterday. This morning (rig is always ON) headphones
>> work fine. But nothing out of either internal or external speaker when I
>> unplugged the headphones. I now have to turn Config: SPKR + PH to YES to
>> listen out of either an external or internal speaker. But now I can't turn
>> off the speakers when plugging in the headphones.
>> 
>> 
>> 
>> Any ideas what could have happened?
>> 
>> 
>> 
>> Tnx for any feedback.
>> 
>> N2TK, Tony
>> 
>> 
>> 
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