>
>Rich said:
>
>"? You don't seem to get it, Jon. A high-speed centrifugal blower is
>required to overcome the back-pressure in the SK-510 air system socket.
>High-speed blowers are hard to live with, scarce and expensive"
>
>Bill Orr wrote an article about the 4-1000 socket. He suggested using the
>plastic socket and cutting off the bottom - to reduce back pressure.
>
>I did and it does.
>
? What is the pressure drop across the socket, Colin?
>One of the problems with a quiet fan is that the operator has to keep saying
>"uh" to keep the vox actuated in anticipation of something important being
>said. A good high speed centrifugal blower will keep the vox continually
>activated and require the operator to turn the vox off and use push to talk.
>That reduces the word count, which reduces interference.
>
>Colin K7FM.
- Rich..., 805.386.3734, www.vcnet.com/measures.
end
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