[WriteLog] MK1100 keyer design?

[Dennis Mowers]

My FT-1000MP is reversed by the MK-1000 also.  I had to make a "tip/ring 
reversing" adaptor to correct the audio connections.

Dennis-K5YA

Richard L. King wrote:

>I have noticed this strange thing about the MK1100 keyer when using 
>it with just one radio.
>
>Normally when I switch to dual mode on my FT1000MP it puts the main 
>VFO in my left ear and the sub VFO in my right ear. This is the same 
>as the VFO readouts on the panel; left for main and right for sub. It 
>works this way if I have my headphones plugged directly into the 
>radio and is as I would expect it to be.
>
>But when I am wired through my MK1100 keyer and the headphones 
>connected to the keyer, it works different. The MK1100 seems to 
>reverse the audio and put the main VFO in my right ear and the sub 
>VFO in my left ear. This is backwards to the radio layout and to the 
>way the radio works with the headphones directly connected and can be 
>confusing.
>
>I checked my jumpers and the cables seemed wired correctly with tip 
>to tip, ring to ring, and shield to shield. I asked Ron, K5DJ, about 
>this at Dayton and he said he had never heard of anyone having this 
>problem before.
>
>It is just me or is it possible that the MK1100 might have some 
>incorrect internal wiring? Has anyone else noticed this?
>
>73, Richard - K5NA
>
>P.S. SO2R works as it should.
>
>k5na at ecpi.com 
>
>
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