From: not.here@invalid.invalid   
      
   On Sun, 27 Mar 2011 00:21:04 -0500, flipper wrote:   
      
   > On Sat, 26 Mar 2011 20:25:20 -0700, Big Bad Bob   
   >  wrote:   
   >   
   >>On 03/25/11 16:49, flipper so witilly quipped:   
   >>> Next I think I'll try that series triode modulator if I can figure out   
   >>> how to get a 1 3/8 inch hole in a chassis without buying a blooming   
   >>> punch. It sure looked good in spice.   
   >>>   
   >>>   
   >>dremel tool maybe?   
   >   
   > Yeah, maybe. Still a nightmare, for me anyway, and I've already used up   
   > my grinding cylinder.   
   >   
   > I'm tempted to cut an over size square hole and mount a wood subplate I   
   > can use my 'large hole' bits on. I don't have a 1 3/8" in those either   
   > but a 1 1/4" would get me most of the way there and be a lot easier to   
   > ream out.   
   >   
   > That's why the first two amplifiers I built were in 'all wood' cabinets,   
   > btw. I later forked over for a 9-pin hole punch.   
      
      
   If you have an electric drill (or especially a drill press) get a step   
   drill or taper drill. They are great for chassis! We sometimes find them   
   quite cheaply in Lidl or Aldi. A box of 3 will take you up from 4mm to   
   32mm.   
      
      
   --   
   Mick                      (Working in a M$-free zone!)   
   Web: http://www.nascom.info   
   Filtering everything posted from googlegroups to kill spam.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)