[Elecraft] [K3] Heil 600 ohm balanced mic (PR40) connecting to rear

Michael Blake k9jri at mac.com
Thu Jun 7 12:06:33 EDT 2018


Mike,  I connect my EV-RE50ND to the rear 1/8” connector on my K3s without issue.  You need an XLR to TS 1/8” male cable or adapter.  The mic does not care if it is balanced or unbalanced but if you use an XLR to TRS adapter the ring will be floating free and will cause a problem.

You can buy the correct 3 pin XLR to 1/8” TS Male cable at your local Guitar Center or similar place for less that $20….

Select the rear mic. Gain high and bias off.  The very same mic and cable also work perfectly with my KX3.
Michael Blake
k9jri at mac.com <mailto:k9jri at icloud.com>






> On Jun 7, 2018, at 11:56 AM, mike <ai6ii at comcast.net> wrote:
> 
> I would like to connect my 600 ohm balanced mic PR 77D to the K3s rear mic
> connection. The mic connector is XLR 3-pin. I cannot figure out if the K3
> rear connection can accept a balance mic. The adapters I have tried produce
> hum and lead me to believe they force it to unbalance. 
> 
> Any help appreciated. 73  ..mike  AI6II
> 
> 
> 
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