[Kenwood] MC-60A

[Garey Barrell]

Paul -

The MC-50 mic has no internal preamp.  It is switch selectable between 
Lo-Z (600 Ohm) and Hi-Z (50k Ohm).

73, Garey - K4OAH
Glen Allen, VA

Drake 2-B, 2-C/2-NT, 4-A, 4-B, C-Line
and TR-4/C Service Supplement CDs
<www.k4oah.com>


Paul Kraemer wrote:
> Where does the MC-50 fit relative to this discussion?
> Does anyone have a data sheet for that?
> I have one I've never used but now my curiousity is piqued.
> Paul K0UYA
> ----- Original Message ----- From: "Garey Barrell" <k4oah at mindspring.com>
> To: "Kenwood Group" <kenwood at mailman.qth.net>
> Sent: Friday, May 13, 2011 1:54 PM
> Subject: Re: [Kenwood] MC-60A
>
>
>> The MC-60 will operate without batteries from transceivers that provide
>> power on Pin 5.  There is a Zener/Emitter follower regulator and an IC
>> amplifier.
>>
>> The preamp in the base of the mic is either in-line or bypassed
>> depending upon the On-Off switch on the baseplate.
>>
>> All described in the MC-60 'manual' sheet.
>>
>> 73, Garey - K4OAH
>> Glen Allen, VA
>>
>> Drake 2-B, 2-C/2-NT, 4-A, 4-B, C-Line
>> and TR-4/C Service Supplement CDs
>> <www.k4oah.com>
>>
>>
>>> On 5/13/2011 1:57 PM, art davis wrote:
>>>
>>>> The only switch I find on my MC-60 is on the bottom labelled MIC AMP -
>>>> IN or OUT. This switch does not control power but whether the audio
>>>> bypasses the amplifier circuit or not. I have only used that feature
>>>> once or twice n 25 years with my TS-940 'cause the mic puts out plenty
>>>> of audio without it.
>>>>
>>>>
>>>>> Date: Fri, 13 May 2011 12:55:59 -0400
>>>>> From: updwrb at bristor-assoc.com
>>>>> To: kenwood at mailman.qth.net
>>>>> Subject: Re: [Kenwood] MC-60A
>>>>>
>>>>> MC60 and MC80 microphones do not need batteries when hooked to 
>>>>> Kenwood
>>>>> equipment. They get their power from one of the pins on the 
>>>>> connector.
>>>>> However, you still need to turn the switch on for the mikes to 
>>>>> properly
>>>>> work, as the switch controls whether on battery or not. If output too
>>>>> much, then one will need to set the level using the internal 
>>>>> control on
>>>>> the microphone.
>>>>>
>>>>> Reid, W4UPD
>>>>>
>>>>>
>>>>> On 5/13/2011 12:41 PM, Dan Cotsirilos wrote:
>>>>>
>>>>>> This may be news to no one but it is sure news to me. Even thought
>>>>>>
>>>> I have never seen anything in writing about this the MC-60A does not
>>>> need batteries if it hooked up to a Kenwood transceiver. No where in
>>>> the directions of the mic does it say this? My friend is using one on
>>>> a TS-2000 without batteries and when he throws the switch he gets
>>>> louder!!!! It is weird to me that this fact is not written in the
>>>> directions?
>>>>
>>>>>>
>>>>>> Dan K9DTC
>>>>>>
>>>
>> ______________________________________________________________
>> Kenwood mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/kenwood
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:Kenwood at mailman.qth.net
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html 
>
>