I am thinking that there is a potential new product to be developed.  An 
auto-tuner that can fill the gaps that the other great products miss (e.g. 
Palstar AT-AUTO).  Or, maybe Elecraft is thinking along these lines.

For a full legal limit antenna coupler, I submit the following "wish-list" new 
features or enhancements to the existing state of the art:


(1)  Separate the controls and displays into a control head desk top type unit 
and leave the actual tuning hardware with all of its bulk in another box to be 
hidden away somewhere (maybe even outside in the weather).  Connection cable 
should be high-speed serial (e.g. USB).

Comment:  legal limit tuners can sometimes be huge things and they would take 
up a lot of valuable space on a desktop.  Surely we can separate them.


(2)  Provide for multiple input/output ports.  Ideally something like at least 
two radio+amplifier inputs and possibly even 4.  And, multiple antenna outputs, 
probably 4.  I would not include a balanced line output since a good current 
balun should be an independent choice for a particular antenna and not 
something built into the tuner.  Also, the location for the current balun is 
not necessarily the same location as the tuner (i.e. the separate box as per 
item 1 above).


(3)  Given the multiple  radio-amplifier input and antenna output ports, the 
logic and memory choices for a match are port dependent and that information 
should be in the memory storage.  Program logic in the tuner should allow for 
the unique attributes of each radio.  I am suggesting that once a radio and 
amplifier combination is associated with a given input port that their may be 
some software configuration necessary so this is not a dynamic (during 
operation) changeable setup.

(4)  Interface cables may be needed to be connected to the radio (tuner 
control) and to amplifier for amp bypass.  Ideally it would seem that such 
cables can be daisy-chained to minimize cable complexity with the tuner logic 
properly blocking out radios that are not selected.  Only one input port can be 
selected at a time.  Of course, there may be even better and simpler ways to do 
this.
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