[RTTY] MFJ Antenna Switches

[Ian White GM3SEK]

John Elsik wrote:
>-----Original Message-----
>>From: rtty-bounces at contesting.com [mailto:rtty-bounces at contesting.com] 
>>On
>>Behalf Of W7RY
>>Sent: Sunday, March 16, 2008 8:11 AM
>>To: GARY ELLIOT; rtty at contesting.com
>>Subject: Re: [RTTY] MFJ Antenna Switches
>>
>>We used several of them at WA7EGA. They would get a little warm but 
>>they never failed.
>
>Heat = loss
>Heat = underrated for the power/class of service
>

All coax switches get warm, for no more reason than "heat = current 
through relay coils".


-- 

73 from Ian GM3SEK