|[AMRadio] Johnson Valiant Part Search|
Edward B Richards
zuu6k at juno.com
Fri Sep 14 20:16:38 EDT 2007
MFJ has some ceramic posts. An RF choke wound on a 1/2" X 4" ceramic form
for $9.66. You can strip off the wire and use the post, p/n 10-15144.
They also have 1/2" dia X 1" long ceramic posts threaded both ends. Put 4
together with #8-32 screws with the heads cut off. Cost $1 each, p/n
73, Ed K6UUZ
On Fri, 14 Sep 2007 22:50:47 +0000 w0ng at comcast.net writes:
> Hey Geoff,
> In this particular Johnson Valiant, it has a unglazed, 4" ceramic
> post used as a standoff and connection point for the three 6146
> plate parasitic supressors. From that ceramic post, a silver-plated
> metal ribbon goes over to the plate choke.
> -------------- Original message --------------
> From: Geoff/W5OMR <ars.w5omr at gmail.com>
> > w0ng at comcast.net wrote:
> > > I'm looking for the white solid ceramic post (4 inch tall, 1/2
> > threaded holes in both ends) for my Johnson Valiant transmitter
> that serves as a
> > connector post for the three 6146 plate parasitic suppressor
> leads. If anyone
> > has one they would consider selling, please contact me at w0ng at
> comcast dot
> > net with a "shipped" price. I'm kinda desperate and have had no
> luck finding
> > one. Appreciate any help in finding one. 73, Bill, w0ng
> > Correct me if I'm mistaken, but wouldn't that be the RF choke,
> Bill? B+
> > is applied to the bottom of the choke, at the top, the three 6146
> > are fed with parasitic chokes from the top of the RF plate choke.
> > Usually, anyway...
> > --
> > Driving your AM Rig without a scope,
> > is like driving your car at night, without headlights. (K4KYV)
> > --
> > 73 = Best Regards,
> > -Geoff/W5OMR
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