[Elecraft] Mic plug wiring?

[Tom, W6WW]

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
>
> ----- Original Message ----- 
>
> | I have just finished the KSB2 and need to connect my D104 microphone,
but
> I
> | have some questions I hope someone can help me with.
> |
> |  - Where do I buy a plug for the mic cable? What is the nomenclature and
> who
> | sells it?
> |  - Which wires go where on the plug.
> |  - Do I need to modify the K2 mic input in any way to accommodate the
> D104?
> |
>
>
>
>