Thanks very much.  Do you keep the audio ground separate?  I always 
wondered why Kenwood did that.
73
Butch
WA0VJR
Node 3148
Wallace, ks.


On Sat, 11 May 2013, Steve Forst wrote:

> Butch,
>
> Looking at the  end of the  mic plug (looking at the holes), notch
> pointing  down (6 o'clock position), pin 1 is to the left of the notch
> (7 o'clock) then clockwise around to pin 7 which is  just to the right
> of the notch (5 o'clock).  Pin 8 is dead center.
>
> I guess there is always  a chance of some variation, but in general for
> the  Kenwood's:
> pin 1 = mic audio
> pin2 - ptt
> pin 3 - down
> pin4 - up
> pin 5 - 8 vdc
> pin 6 - not used in the 590, but may provide speaker audio in some rigs
> pin 7 - mic ground  (may be a braid wire)
> pin 8 - ground
>
> 73, good luck with the new toy, Steve  KW3A
>
> On 5/11/2013 11:07 PM, Butch Bussen wrote:
>> How are the pins counted on the 8 pin cable?  Lokoking from wich end of
>> the plug?
>> 73
>> Butch
>> WA0VJR
>> Node 3148
>> Wallace, ks.
>>
>>
>> On Sat, 11 May 2013, Steve Forst wrote:
>>
>>> After putting this off for a number of years, I finally decided to build
>>> a box to give me more PF keys for the 590.  Turns out I had all I needed
>>> right here.   It's not completely complete yet, since I have to drill
>>> holes for switches, but it has  been  wired up temporary and seems to work.
>>>
>>> Main component is an old MFJ TNC to radio interface.    The KAM is long
>>> gone and I clipped the 13 pin DIN off it some time ago, but it has an 8
>>> pin round mic jack on the front and  8 wire mic cable  with plug coming
>>> in the rear.
>>>
>>> Also had the needed switches and other odds and ends  laying around.
>>> One thing I learned is that the 590 will let you change the UP/DOWN
>>> buttons into additional PF keys,  so I will wind up with 6 pf keys on
>>> the box and the original 2 on the radio.
>>>
>>> Anyone using a microphone with UP/DOWN buttons can reassign them as PF
>>> keys if you don't need the UP/DOWN function.
>>>
>>> Also added an RCA jack for PTT, and a 1/8 jack for mic input, since the
>>> mics I use  all the time have  1/8 plugs.   Maybe later I'll add  a mic
>>> input for  a condenser mic, using the 8 vdc found  on pin 5 of the  8
>>> pin cable.
>>>
>>>
>>> 73, Steve KW3A
>>>
>>>
>>
>>
>>
>
>