[ARC5] looking for an in tact BC-451 tx control box
J Mcvey
ac2eu at yahoo.com
Wed Dec 16 15:38:47 EST 2015
As far as receive knobs go, I'm good in that department. I have all original spinner types ( #6743). certain spline old "all American 5 knobs do work , too, which I use on the 'spares". I was thinking that there might be a power/vol/on-off MASTER control for RX like they had for the TX in the BC-451. I'm OK with with making a panel. I may even be able to squeeze a mini toggle on the hacked box plates. Hopefully it will be able to handle the dyno surge current!
On Wednesday, December 16, 2015 12:14 PM, WA5CAB--- via ARC5 <arc5 at mailman.qth.net> wrote:
Another quite usable local tuning knob is one of the plastic knobs that
used to be common on AC-DC radios and the like. The ones that were push-on
onto the splined volume control posts. These have no backlash. The only
drawback to them is appearance and usually the wierd color.
Robert Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480
In a message dated 12/16/2015 10:46:50 AM Central Standard Time,
kgordon2006 at frontier.com writes:
> In addition, the only original "local" TUNING controls I have routinely
> seen
> are those "tuning keys", or as some call them, the "wee knob", that were
> included with some receivers inside the top lid along with a small dial
> which
> was meant to be attached to the remote tuning control, BC-450 (?) or such.
>
> However, those have very, very noticable and annoying back-lash.
>
> There are, of course, those very few "crank-handle" type tuning knobs
> (type
> 6743?), but those also have excessive back-lash. In addition, when those
> show up on eBay their average selling/buying price is at least $30 each.
>
> For "local control" tuning, I much prefer my simple piece of 1/4" brass
> tubing
> with a knob attached.
>
> With that there is no backlash.
>
> Ken W7EKB
>
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