For the same reason they all have different wiring schemes for the
mic connector - to make life difficult for us!
On 9 Nov 2003 Pete Smith wrote:
> Can someone explain to me why some remote antenna switch manufacturers use
> a scheme that supplies 12V to the relay box and switch the ground side of
> the relays to select antennas, while others supply a common connection and
> switch the 12V to the desired relay? I can't see an advantage one way or
> the other, and it does have the effect of creating incompatibility among
> makers' hardware.
> 73, Pete N4ZR
> The World HF Contest Station Database was updated October 29.
> 2469 stations are listed -- 29 new and over 100 updated.
> Are you current? www.pvrc.org/wcsd/wcsdsearch.htm
> See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless
> Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any
> questions and ask for Sherman, W2FLA.
> TowerTalk mailing list
Barry Kutner, W2UP Internet: email@example.com
Newtown, PA Frankford Radio Club
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
TowerTalk mailing list