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Subject:
From:
John Miller <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Thu, 18 Feb 2010 19:23:56 -0500
Content-Type:
text/plain
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text/plain (198 lines)
nope, it's the bigger of the 2 on kenwoods, smaller on everything else.
----- Original Message ----- 
From: "Steve Dresser" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, February 18, 2010 6:57 PM
Subject: Re: Mike Impedance for modern Radios


> Good question, Mark.  In Kenwood mics, I believe the smaller of the two
> plugs is wired to the mic element.
>
> Steve
>
> ----- Original Message ----- 
> From: "Mark" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Thursday, February 18, 2010 18:25
> Subject: Re: Mike Impedance for modern Radios
>
>
>> OK, this brings up an interesting question. How should the mike element 
>> be
>> wired?
>>
>> God bless,
>> Marks
>> Jesus Is Lord!
>> ----- Original Message ----- 
>> From: "Steve Dresser" <[log in to unmask]>
>> To: <[log in to unmask]>
>> Sent: Thursday, February 18, 2010 1:17 PM
>> Subject: Re: Mike Impedance for modern Radios
>>
>>
>>> Mark,
>>>
>>> Sounds like you've got your element across the PTT leads.
>>>
>>> Steve
>>>
>>> ----- Original Message ----- 
>>> From: "Mark" <[log in to unmask]>
>>> To: <[log in to unmask]>
>>> Sent: Thursday, February 18, 2010 15:37
>>> Subject: Re: Mike Impedance for modern Radios
>>>
>>>
>>>> Hi John,
>>>>     Oddly, when I was tripping the VOX it was just the two wires
>>>> touching
>>>> with no mike element. Now that I attached the wires to the element it
>>>> quit
>>>> tripping the vox. Its an odd one.
>>>>
>>>> God bless,
>>>> Mark
>>>> Jesus Is Lord!
>>>> ----- Original Message ----- 
>>>> From: "John Miller" <[log in to unmask]>
>>>> To: <[log in to unmask]>
>>>> Sent: Thursday, February 18, 2010 12:29 PM
>>>> Subject: Re: Mike Impedance for modern Radios
>>>>
>>>>
>>>>> it trips the vox but there's no audio? strange, is your mic gain set
>>>>> too
>>>>> low? what if you crank it all the way up? any improvement? if it's
>>>>> tripping
>>>>> the vox there must be some audio there.
>>>>> ----- Original Message ----- 
>>>>> From: "Mark" <[log in to unmask]>
>>>>> To: <[log in to unmask]>
>>>>> Sent: Thursday, February 18, 2010 3:15 PM
>>>>> Subject: Re: Mike Impedance for modern Radios
>>>>>
>>>>>
>>>>>> Hi John,
>>>>>>     Actually, I rewired the mike head to go directly from the element
>>>>>> to
>>>>>> the cord. Then I can use either VOX or the PTT for the Heil. On the
>>>>>> plug,
>>>>>> I
>>>>>> am using the shield and the tip. These two seemed to trip the VOX on
>>>>>> the
>>>>>> radio. So, I am puzzled.
>>>>>>
>>>>>> God bless,
>>>>>> Mark
>>>>>> Jesus Is Lord!
>>>>>> ----- Original Message ----- 
>>>>>> From: "John Miller" <[log in to unmask]>
>>>>>> To: <[log in to unmask]>
>>>>>> Sent: Thursday, February 18, 2010 11:31 AM
>>>>>> Subject: Re: Mike Impedance for modern Radios
>>>>>>
>>>>>>
>>>>>>> are you using the ptt button on the mic? or the ptt you'd usually 
>>>>>>> use
>>>>>>> with
>>>>>>> the heil mic? If the usual ptt switch, try the mic holding the ptt
>>>>>>> button
>>>>>>> at
>>>>>>> the same time and see if maybe that switches the element on and off.
>>>>>>> I
>>>>>>> don't
>>>>>>> think HT mics do use the voltage but it's possible, I haven't seen
>>>>>>> one
>>>>>>> yet
>>>>>>> but there's got to be a reasonable reason, something's not wired
>>>>>>> right.
>>>>>>> If
>>>>>>> that a 3 conductor plug on the HT mic? I need to check mine but if
>>>>>>> so,
>>>>>>> I'm
>>>>>>> wondering if the audio is not the tip.
>>>>>>> ----- Original Message ----- 
>>>>>>> From: "Mark" <[log in to unmask]>
>>>>>>> To: <[log in to unmask]>
>>>>>>> Sent: Thursday, February 18, 2010 2:14 PM
>>>>>>> Subject: Re: Mike Impedance for modern Radios
>>>>>>>
>>>>>>>
>>>>>>>> Hi John,
>>>>>>>>     I am not sure about if the microphone had power to the element
>>>>>>>> before
>>>>>>>> I
>>>>>>>> rewired it but I was under the impression that microphones for 
>>>>>>>> handy
>>>>>>>> talkies
>>>>>>>> didn't actually use that style element. I really don't know.
>>>>>>>>     The Heil headset still has good audio. its just physically seen
>>>>>>>> better
>>>>>>>> days.
>>>>>>>>     Actually, I am using the Heil adapter to plug the 3.5 MM plug
>>>>>>>> for
>>>>>>>> the
>>>>>>>> handy talkie mike in to the Kenwood.
>>>>>>>>
>>>>>>>> God bless,
>>>>>>>> Mark
>>>>>>>> Jesus Is Lord!
>>>>>>>> ----- Original Message ----- 
>>>>>>>> From: "John Miller" <[log in to unmask]>
>>>>>>>> To: <[log in to unmask]>
>>>>>>>> Sent: Thursday, February 18, 2010 10:42 AM
>>>>>>>> Subject: Re: Mike Impedance for modern Radios
>>>>>>>>
>>>>>>>>
>>>>>>>>> if the impedance was off, you'd have low audio but something would
>>>>>>>>> be
>>>>>>>>> there.
>>>>>>>>> What it might be is, does the mic need power to work? and did you
>>>>>>>>> make
>>>>>>>>> sure
>>>>>>>>> it's getting it? Some of those mics need power to the element. Was
>>>>>>>>> the
>>>>>>>>> mic
>>>>>>>>> working before? Also, what was the problem with the heil mic? it
>>>>>>>>> wasn't
>>>>>>>>> the
>>>>>>>>> same was it?
>>>>>>>>> ----- Original Message ----- 
>>>>>>>>> From: "Mark" <[log in to unmask]>
>>>>>>>>> To: <[log in to unmask]>
>>>>>>>>> Sent: Thursday, February 18, 2010 1:20 PM
>>>>>>>>> Subject: Mike Impedance for modern Radios
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> Hi
>>>>>>>>>>     I decided to convert one of my junk box two meter mikes to a
>>>>>>>>>> mike
>>>>>>>>>> =
>>>>>>>>>> for my Kenwood TS 440 S. This will hold me over until my Heil 
>>>>>>>>>> head
>>>>>>>>>> set
>>>>>>>>>> =
>>>>>>>>>> is repaired. The conversion went smoothly and every thing went
>>>>>>>>>> well
>>>>>>>>>> =
>>>>>>>>>> until I tried to use the mike and no audio came out. I am sure 
>>>>>>>>>> the
>>>>>>>>>> =
>>>>>>>>>> wiring is right. So, I am left with the question of would this be
>>>>>>>>>> an
>>>>>>>>>> =
>>>>>>>>>> issue of having the wrong impedance microphone? If so how does 
>>>>>>>>>> one
>>>>>>>>>> go
>>>>>>>>>> =
>>>>>>>>>> about changing the impedance?
>>>>>>>>>>     Thank you in advance for your help.
>>>>>>>>>>
>>>>>>>>>> God bless,
>>>>>>>>>> Mark
>>>>>>>>>> Jesus Is Lord!
>>>>
>> 

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