Hi Kit, >From the photo it looks like the copper part is soldered to the bottom silver colored part. What about a propane torch applying just enough heat to allow the copper to drop away ?
Bill....WB6BNQ Kit Scally wrote: > James, > > These are "before" photo's ... I think a Dremmel is the tool of choice ! > > Kit > VK2LL > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Lux, James P > Sent: Sunday, 5 July 2009 8:12 AM > To: Discussion of precise time and frequency measurement > Subject: Re: [time-nuts] Broken Ovenaire OSC 85-50 - crystal failure ? > > On 7/4/09 1:49 PM, "Hal Murray" <[email protected]> wrote: > > > > > > >> I've not attempted to butcher a capsule open to determine the cause - > > >> this to my mind is bordering on the sacrilegious but if given > >> absolution from another TimeNut, I may attempt it and photograph the > >> results ... > > > > What have you got to lose? Is it good for anything else? > > > > I probably wouldn't bother unless I had a camera that was good enough > > to get a nice picture in case I found something interesting. (This > > might be a good excuse to get a good camera.) > > > > How would you open the can? I was thinking of using a file, but > > that's likely to setup vibrations which could cause enough damage to > > mask the initial problem. Maybe if it was held in a vice. > > > > > > Clearly, the tool of choice is a plasma cutter, because you don't get > the oxidation you do with the oxyacetylene torch, and it works better on > stainless steel anyway. > > Actually, what about a sharp knife making repeated trips around the edge > (think of a tubing cutter). You get a very clean cut. For the old TO-5 > type cans, I've chucked the device in a suitable drill press (a lathe > would work), and used a utility knife on a suitable rest (e.g. A block > of wood). You probably aren't lucky enough to have a round can, though. > > Or a cutoff wheel or saw blade on a dremel type tool. Both work quite > nicely. > > ------------------------------------------------------------------------ > Name: E1938A xtal.jpg > E1938A xtal.jpg Type: JPEG Image (image/jpeg) > Encoding: base64 > > ------------------------------------------------------------------------ > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
