Re: Sources for MOTs

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Jim Mitchell" <electrontube-at-sbcglobal-dot-net> 

You can make a mot stack of many in series so it will have sufficient
voltage, google it for more information.

Regards - Jim Mitchell
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, January 23, 2004 5:51 PM
Subject: RE: Sources for MOTs


 > Original poster: "Arpit Thomas" <neko4-at-dodo-dot-com.au>
 >
 > you dump the empty cases on someone elses pile? YOU! ;) Ive only ever
found
 > one microwacve oven to scavenge parts form, when i got it hope and opened
 > it up, it didnt have a transformer or capacitor :( But wow, 30, I guess
 > i'll have to expand my search to catch up ;) AH well, im waiting till the
 > next council pickup, and I WILL get a MOT then >:) So, How vital is it to
 > have identical transformers if you want to hook them in series? I've found
 > neon sign transformers very hard to come by in sydney, so microwave oven
 > transformers will probably be the best bet for my first coil. I suppose
 > just one transformer would be too low voltage to use by itself? Also since
 > you are in sydney as well, would you mind telling me which places you have
 > found to be good for copper enameled wire on a spool? I know I can get
 > heaps from a microwave oven fan, but that isn't ona  spool, so I can't use
 > a winding machine :/
 >
 > *********** REPLY SEPARATOR  ***********
 >
 > On 23/01/2004 at 8:11 AM Tesla list wrote:
 >
 >  >Original poster: "Philip Chalk" <phil-at-apsecurity-dot-com.au>
 >  >
 >  >Hi,
 >  >
 >  >In Sydney, at least, local Councils run periodical 'Council clean-ups'
 >  >where you put junk out on the footpath & they come round collecting it
 >  >all.
 >  >
 >  >Typically, for me, collection is on a Wednesday. Stuff generally starts
 >  >appearing the weekend before, sometimes earlier.  So, from about Monday
 >  >onwards you see lots of 'scavengers' driving around sifting thru junk
 >  >piles & taking what they want. Fortunately junked MW ovens are not a hot
 >  >item (no coilers near me :-)
 >  >
 >  >Also, if there's a clean-up in my suburb this week, say, you can bet
 >  >neighbouring suburbs will have one coming up next week or so.
 >  >
 >  >Recently I 'needed' another TV, so I drove around nearby areas having a
 >  >cleanup till I found a reasonable-looking, fairly modern 20" Teac.  Took
 >  >it home, new Horiz. o/p transistor, works like new.....
 >  >
 >  >This is where most of my MOTs came from.  I too have about 30 now & have
 >  >long since given up on collecting them.  I remember though that it was
 >  >my 24th oven that finally gave me a pair of identical MOTs. Shortly
 >  >thereafter I got my second pair.  So I now have two pairs of identical
 >  >MOTs & about 25-odd all very similar, but no two identical.
 >  >
 >  >I also get the caps, magnetron magnets, etc etc.  I have learnt to strip
 >  >'any' MW oven now for the cap & Txfmr in about 5 mins flat. The magnets
 >  >about another 5 mins.  Then I dump the 'empty' cases back on someone's
 >  >pile.
 >  >
 >  >Brand new Ovens can be had here for under $100; a catalogue I have lists
 >  >Txfmrs & magnetrons for a variety of models in about the $50 - $80
 >  >range, so I think there are very few dead ones being repaired.  Wherever
 >  >people dump things, I would expect ovens to be fairly common.
 >  >
 >  >BTW, not one of mine was found with a dead transformer - it's surprising
 >  >how often they have a blown HV fuse, and probably no other fault, though
 >  >I don't check as I have no interest in repairing them.
 >  >
 >  >Cheers,
 >  >
 >  >Phil Chalk.
 >  >
 >  >
 >  >-----Original Message-----
 >  >From: Tesla list [mailto:tesla-at-pupman-dot-com]
 >  >Sent: Friday, 23 January 2004 1:52 AM
 >  >To: tesla-at-pupman-dot-com
 >  >Subject: Re: Sources for MOTs
 >  >
 >  >Original poster: dgoodfellow-at-highstream-dot-net
 >  >
 >  >There is a nearby appliance place near me. At times I have seen up to 4
 >  >GE
 >  >Spacemaker microwave ovens out by the dumpster. I pull up and help
 >  >myself to
 >  >the ovens when they are closed. When they are open, I ask first, and
 >  >they
 >  >tell me to take them if I want them. Unfortunately, I have never pulled
 >  >2 of
 >  >the same type of transformer out of apparently identical ovens. At this
 >  >point my friend and I have a stash of over 30 transformers, no two
 >  >alike.
 >  >Right now, go to ebay and there is a boat load of transformers
 >  >available.
 >  >Just type "high voltage transformer" into the search bar, you should see
 >  >over 20 listings, all from the same seller. He wants about $15.00 each
 >  >for
 >  >them, but I bet that he would take an offer for 4 or 6 of them.
 >  >
 >  >Cheers, Dave G.
 >  >
 >  >----- Original Message -----
 >  >From: Tesla list <tesla-at-pupman-dot-com>
 >  >To: <tesla-at-pupman-dot-com>
 >  >Sent: Tuesday, January 20, 2004 12:51 AM
 >  >Subject: Sources for MOTs
 >  >
 >  >
 >  >  > Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com>
 >  >  >
 >  >  > How do you people acquire MOTs? I can certainly buy them for cheap
 >  >but
 >  >dont
 >  >  > want if I can get them cheaper(preferablly free). Any ideas or
 >  >suggestions?
 >  >  >
 >  >  >
 >  >  >
 >
 >