[Amps] CB amp directly coupled via cap to antenna
Bill, W6WRT
dezrat1242 at yahoo.com
Thu Apr 8 15:49:42 PDT 2010
ORIGINAL MESSAGE:
On Thu, 08 Apr 2010 17:09:08 -0400, Ron Youvan
<ka4inm at tampabay.rr.com> wrote:
> By adjusting the antenna length to be resonate at the exciter's frequency the antenna
>is that "tank circuit," it's just lossy by the radiation resistance. A variable coupling
>capacitor is not necessary.
REPLY:
Upon further consideration, if the antenna impedance matched the
tube's plate load impedance, wouldn't the Q be just one? I think you
still need the simple LC tank circuit for the flywheel effect.
73, Bill W6WRT
More information about the Amps
mailing list