[Elecraft] Mic plug wiring?

[Tom, W6WW]

The Radio Shack part number for the 8-pin mic plug is  #274-025.  Having
just bought one, I now wonder about the quality and durability.  Think I
might go for a better quality unit.


73,
Tom, W6WW
K2 #3453


----- Original Message -----
From: "Don Wilhelm" <w3fpr@peoplepc.com>
To: "Tom, W6WW" <tom@cwx.com>; "- Elecraft" <elecraft@mailman.qth.net>
Sent: Friday, September 12, 2003 8:31 PM
Subject: Re: [Elecraft] Mic plug wiring?


> Thanks for that input Tom.  When I looked at the Rat Shack website, they
did
> not specify the number of pins.  I HAVE purchased the 8 pin plugs at Rat
> Shack in the past, but I don't have the 'wrapper' to tell me what the
proper
> number is.
>
> 73,
> Don W3FPR
>
> ----- Original Message -----
>
> | That Radio Shack part number shows a 4-pin plug, not the 8-pin needed.
> |
> |
> | ----- Original Message -----
> | From: "Don Wilhelm" <w3fpr@peoplepc.com>
> | To: "Tom, W6WW" <tom@cwx.com>; "- Elecraft" <elecraft@mailman.qth.net>
> | Sent: Thursday, September 11, 2003 6:49 PM
> | Subject: Re: [Elecraft] Mic plug wiring?
> |
> |
> | > Tom,
> | >
> | > A mic plug is available at Radio Shack - 274-001 CB & Ham Microphone
> Plug.
> | > How you wire the plug depends on how you configured the mic header on
> the
> | K2
> | > front panel board as well as the particular D-104 mic and stand that
you
> | > have there - so I really can't answer that part for you without a lot
> more
> | > information.
> | >
> | > Now about your D-104.  If you have the amplified version, it should
work
> | > fine - just add the plug to the end of the mic cable.
> | >
> | > However, if you have the unamplified version, the mic element a
crystal
> | type
> | > and needs a high impedance (10K or greater) at the transciever.
> | > Unfortunately, the K2 (and most modern rigs as well) are designed for
a
> | low
> | > impedance (about 600 ohm) microphone.  You can add a high impedance
> input
> | > preamplifier as several folks have done - there was an article in QST
a
> | > while back on using the D-104 with modern transceivers that may help
> you.
> | >
> | > I solved the problem here by replacing the crystal mic element with a
> Heil
> | > element - I like the lollipop mic and couldn't resist trying the Heil
> | > element too - I got the best of both worlds.  YMMV.
> | >
> | > 73,
> | > Don W3FPR
> |
>
>
>
>