external yes internal not possible cause you can't measure the swr the rig sees after the tuner if the tuner is internal, the external divice wil never see the match change.Î
On Oct 18, 2011, at 9:43 PM, Mike Keithley wrote:
> Hello list,
>
> I learned that the Audible Transmitter Output Monitor (ATOM) I produce and sell for $90 is shown on page 80 of the November QST in the New Products section.
>
> This device gives an audible indication that an internal or external antenna tuner has matched a 50-ohm load. For info, go to
>
> blind-ham-products.com/atom/atom.htm.