Heil also sells their audio transformer separately (P/N
XT-1,$15.00 on his web site) so you can transform the mic
impedance as needed. However, I beleve you will still need
separate bias connecton for the for electret condenser
elements.
73, Gene
K1NR
On Wed, 11 Feb 2009 13:59:33 -0000
"John Stringer" <[email protected]> wrote:
> The HC4 and HC5 elements in the HM10 are low impedance
> wheras the Drake
> microphone inputs are high impedance.
> Heil does make a microphone for Drake and Collins vintage
> radios. It has a
> built in impedance changing transformer. It is known as
> the GMV.
> John GI3KDR
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]]on Behalf Of
> Philip Grocki
> Sent: 11 February 2009 05:13
> To: Drakelist
> Subject: [Drakelist] Heil HM-10 Microphone.
>
>
> Has any of the group ever have any compatibility
> problems with a Heil
> HM-10 microphone on Drake tube rigs? This particular
> model Heil seems to be
> for the solid-state persuasion, from what I hear (??).
> Thank you.
>
> PSG
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