Re(2): [Antennas] Antenna-Related Patents

Wed Oct 15 13:21:53 EDT 2008

DavidE Benedict wrote:
> I may be misssing soemthing here, but fairly large binocular cores are
> widely used in high power transistor RF amps ...for coupling, push-pull
> transformers, paralleling amplifier stages, and in matching transistor
> outputs to whatever. 250 watt cores are not uncommon.
>> David
> W7DBH

Can you give us a specific example, with manufacturer's part
number? Side by side stacks of toroids are not "binocular" cores
as defined in the patent (top and bottom surfaces and a rib).
Rick N6RK