[Elecraft] Knowles HC-3 Mic Element Replacement For Heil HC-5

[bill steffey]

could it be that Knowles was the microphone vendor for Heil   for that 
series ?

probably

On 2/23/2022 4:11 PM, Tony wrote:
> All:
>
> I just ordered a Knowles 2390 mic element which is supposed to be 
> identical to the Heil HC-5 in terms of frequency response. The eBay 
> seller states that these are new in the box obtained from a workshop 
> that repaired equipment for the UK military. The size of the element 
> is similar to the HC-4/HC-5.
>
> I plan on comparing the mic to the original HC-5 and HC-4 elements I 
> have. Will report back.
>
> See: https://www.ebay.com/itm/123929644486
>
> Tony -K2MO
>
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