[Elecraft] SSB Net 3-2022

Here is the list of stations checking in to the Sunday March 20, 2022 SSB Net Here are the SSB nets which all take place on Sundays: 20m net 1800Z  14.303.5 alternate 14.31040m net 1900Z    7280Zoom meeting contact Carl K8NU for the link80m net  0100Z   3775 A big thank you to the relay stations

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

On 3/21/2022 3:30 PM, CUTTER DAVID via Elecraft wrote: Expensive: Blame that on Bob Heil. 20 years ago when I started working with Knowles mic elements for Mil headsets they cost the firm GBP15 each in lots of 20k. One of the main criteria was reliability. I recall the output was 100mV

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

I agree with Fred (Skip)- electret mic elements are hard to beat, especially with Elecraft rigs or others which have frequency compensation.  The electret elements are small and inexpensive.  With their flat responses, they will need some equalization for use as ham mics - reduced low

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

Expensive: 20 years ago when I started working with Knowles mic elements for Mil headsets they cost the firm GBP15 each in lots of 20k. One of the main criteria was reliability. I recall the output was 100mV with a standard close-coupled tone on the face of the capsule. The instruction to the

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

"It would be great if these elements could be modified to perform better" Au contraire, Tony.  They were designed for a particular purpose and they perform very well for that purpose.  Unfortunately, that purpose is just not normally found in ham radio. It is very hard to beat electret mics. 

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

Jim: Close-talking" microphones are designed for use in very noisy environments, like military aircraft.They are not directional, rather they cancel all sounds more than an inch or two from their element.  73, Jim K9YC That seems to be the case with the Knowles HC-3. It would be great if

Re: [Elecraft] De-soldering Tool Recommendations?

As a valuable side note, the Hakko 808 makes an excellent enameled wire stripping/tinning tool for toroids and similar. I prop my up vertically, melt a blob of solder in the tip, plunge the enameled wire into the tip through the solder blob, wait a second or two and activate the vacuum. The

[Elecraft] Wanted: Elecraft XG-3 Signal Source

I am looking for a XG-3 signal source  Please reply directly to w...@aol.com 73 Randy __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: