[TowerTalk] Stack-matching

[Joe Subich, W4TV]

> And I think the Microham product W4TV mentioned may be what I'd seen 
> in the past, but it's only available now for monoband use, requiring
> the addition of a phasing line.
The microHAM Stack Switch is a multi-band product. The half-wave line
is only necessary to enable out of phase operation for either the top
or bottom pairs and, yes, out of phase is limited to monoband operation.

73,

    ... Joe, W4TV

On 2022-07-19 11:40 PM, Lee Hiers wrote:
> On Tue, Jul 19, 2022 at 9:10 PM Richard Thorne <rthorne at rthorne.net> wrote:
> 
>> https://www.arraysolutions.com/antennas-switching/dual-feedline-option-so
> 
> 
> Perfect, thanks N5ZC - that's simpler than what I'd envisioned doing in my
> mind and back-of-napkin scribbles.
> 
> And I think the Microham product W4TV mentioned may be what I'd seen in the
> past, but it's only available now for monoband use, requiring the addition
> of a phasing line.
> 
> Unsaid, but I would be using triband antennas and a SixPak.
> 
> Thanks to all who chimed in!
> 
> 73 de Lee, AA4GA
> 
> 
> 
>> Rich - N5ZC
>>
>> On 7/19/2022 3:34 PM, Lee Hiers wrote:
>>> Hi all...
>>>
>>> Does anyone know of a commercial stack-matching box (for 2 antennas) that
>>> will send the unselected antenna to another port?  As in: I'm using the
>>> high antenna on radio A, and that makes the low antenna available for use
>>> on Radio B.  And vice-versa.
>>>
>>> I envision two antenna connections and a stack output and an alternative
>>> output...something along those lines.
>>>
>>> I thought I'd seen a commercial product that did this, but I can't find
>> it
>>> now.  I'm sure something could be rigged up using external relays (and
>> I'd
>>> love to hear from anyone who's done that as well), but I would like to
>>> evaluate other options.
>>>
>>> Thanks,
>>>
>>> Lee, AA4GA