[Hammarlund] Found red SP-600 Knobs

[Richard Knoppow]

----- Original Message ----- 
From: "James A. (Andy) Moorer" <jamminpower at earthlink.net>
To: <hammarlund at mailman.qth.net>
Sent: Thursday, May 01, 2014 10:20 AM
Subject: Re: [Hammarlund] Found red SP-600 Knobs


> About those knobs, black or red, let me ask the following:
> I tried making resin casts of those knobs. It worked 
> pretty well. I drilled them out and put a brass 1/4" 
> sleeve in it for the shaft, then drilled and tapped the 
> set screw holes. The black ones are dead on identical - 
> you can't tell they aren't metal until you tap them. With 
> the red ones, there was no way to exactly match that 
> anodized red look, so they look painted.
> But, they are new, solid, and work great. Given the amount 
> of hand work involved, I would have to sell them for maybe 
> $15 each (maybe a bit less of folks on the list). At that 
> price, would I actually sell any? If there is interest, 
> I'll put up some pictures.
>
> I'm still looking at casting the big knob. It would be a 
> mess - at least a 3-piece mold. Work in progress.
>
> -A

    I would probably part with fifteen bucks for one, 
certainly a bit less.  The originals look like they were run 
up on a lathe. I suspect making them that way would be far 
more costly than a casting.


--
Richard Knoppow
Los Angeles
WB6KBL
dickburk at ix.netcom.com