Funny, I get all that just by reaching over to the front of the radio. But, 
I never use a hand mic unless I have to.
----- Original Message ----- 
From: "Louis Kim Kline" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, March 03, 2008 8:26 PM
Subject: Re: building a box for function keys


> Hi Colin.
>
> I actually use all four PF keys on my TS2000S.  PF1 = Speak Frequency 
> Info,
> PF2 = Speak S meter reading; PF3 = Open Squelch, and PF4 = Listen on
> transmit frequency (I forgot what Kenwood calls those last two
> functions).  I like being to listen on the input of a repeater with PF4
> nearly as much as being able to listen to my S meter reading and my
> frequency info.  So, I guess I'd want all four PF keys.
>
> 73, de Lou K2LKK
>
>
>
> At 01:04 AM 3/3/2008 -0700, you wrote:
>>The idea is to build a box that has control over the four buttons 
>>typically
>>found at the top of an MC45 type hand mike.
>>These are the PF key, vfo, call and MR.
>>RE assignable on most radios to perform various functions.
>>If a person uses a desk mike with either the kenwood dual band mobile 
>>rigs,
>>or any of the HF rigs that offer both S meter and freq read out, then the
>>operator  is limited to the use of a single function key, the one on the
>>radio.
>>This means you must assign either the freq readout, or S meter read out to
>>that single PF key, not allowing for both to be simaltaniously programmed.
>>This is only if you use a desk mike, or a microphone that does not have 
>>the
>>four function keys.
>>this is how these functions are performed electronically using 3 pins of 
>>the
>>mike jack:
>>This is a listing for the mc45DM mikes, but I would suspect that the
>>resister values are universal for most kenwood radios.
>>This  shows the pinout for an RJ45, not an 8 pin kenwood din jack like on
>>the ts2000.
>>The pinout for the ts2000 would likely be something like pin 3 and pin 
>>four
>>shorter to either pin 6, or pin 8, which is PTT or chassis ground.
>>
>>
>>Resistance value
>>between pin 6 and pin 8
>>between pin 6 and pin 1
>>0 ohm
>>UP
>>DWN
>>22 kohm
>>CALL
>>MR
>>100 kohm
>>VFO
>>PF
>>
>>Personally, I very rarely use more then two function keys on my mc45DM and
>>the ts2000.  I use two of the keys for S meter reading and freq readout.
>>So, for me, I would simply reassign the VFO key for freq read out, and the
>>PF key for S meter readout in the rigs menus, and then use a 100K ohm
>>resister on a two way mini momentary toggles switch, or some other sort of
>>microswitch with a two way momentary set up.  Basically you short pin 8 to
>>pin 6 through a 100K resister to obtain the VFO function switch, and short
>>pin 1 to pin 6 through a 100K resister to obtain the PF keys function.
>>I suspect that pin 6 is chassis ground, but perhaps not since there is one
>>more pin for a typical 8 pin round jack settup that doesn't appear to have 
>>a
>>function, which might be that of controlling the function keys.
>>
>>A small hamond box, with an 8 pin standard din jack, or perhaps with the
>>RJ45, one for input, one for out put, would fit the bill just nicely.
>>Now, how to implement a DTMF pad hmmmm.
>>While I'm at it, I might as well put in an XLR jack  for a studio
>>microphone, a PTT switch, and a jack for a foot switch.
>>But of course, that would mean a relay, and an audio isolation 
>>transformer.
>>
>>any thoughts are welcome on what I have outlined here.
>>
>>73
>>Colin, V A6BKX
>>
>>
>>
>>
>>--
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>>6:50 PM
>
> Louis Kim Kline
> A.R.S. K2LKK
> Home e-mail:  [log in to unmask]
> Work e-mail:  [log in to unmask]
> Work Telephone:  (585) 697-5740
>