[Elecraft] {OT} - Variation on use of a coaxial switch

[stan levandowski]

Why not a good idea??   The unselected radio is "off" so wouldn't a 
grounded antenna connection on the unselected radio actually be a good 
idea?  Stan.

On Fri, Dec 30, 2016 at 08:53 PM, Nr4c wrote:

> Note that many antenna switches short the in-used antenna to ground so 
> you would be shorting the output of the in-selected radio to ground. 
> NOT a good idea.
> MFJ makes a switch that connects 2 radios to 3 antennas. Flip the 
> switch and the antennas are switched to the other radio. Put a dummy 
> load on unused antenna and you are set. I'm not sure of the model 
> number but it's in their catalog.
> Sent from my iPhone
> ...nr4c. bill
>
>
>> On Dec 30, 2016, at 5:49 PM, stan levandowski  wrote:
>>
>> I would like to use a coaxial switch for an unintended use and I'm 
>> not sure if it's a good idea in terms of RF isolation and potential 
>> equipment damage.
>>
>> I'm no expert in this area but I know this list is a wealth of expert 
>> opinion, so here's my question:
>>
>>
>> I want to buy a two position coaxial switch.  I want to connect ONE 
>> antenna to it and switch this antenna between a KX2/KXPA100 (100 
>> watts) and a KX1 (about 3 watts).  The coax cable coming from this 
>> switch to the KX2 is a short piece of RG8X and the coax cable going 
>> from this switch to the KX1 is 25' of RG-174 (yes, I already computed 
>> the dB loss and I can live with).
>>
>> Am I likely to cause any damage to to either piece of equipment?
>>
>>
>> Thanks,
>> Stan WB2LQF
>>
>>
>>
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