Can't be worse than Physicists !! 73, Dick, W1KSZ 10 Years MIT Physics Dept.
-----Original Message----- >From: "J. Forster" <[email protected]> >Sent: Jan 23, 2010 2:28 PM >To: "Richard W. Solomon" <[email protected]>, Discussion of precise time and >frequency measurement <[email protected]> >Subject: Re: [time-nuts] 4 KV Power Supply Recommendations > >Just Google Images to see what they do. Biologists are just nuts, IMO. > >-John > >================ > > >> The one I saw over on the "evil empire" (4 KV @ 200 mA) had a >> max rating of 200 Watts. Kind of puny for that pair of 3-500's !! >> >> Another one with a 500 VDC rating used what looked like Pin Jacks >> for the output. OSHA must love them. >> >> 73, Dick, W1KSZ >> >> >> -----Original Message----- >>>From: "J. Forster" <[email protected]> >>>Sent: Jan 23, 2010 1:59 PM >>>To: Discussion of precise time and frequency measurement >>> <[email protected]> >>>Subject: Re: [time-nuts] 4 KV Power Supply Recommendations >>> >>>I think electrophoresis supplies are brute force w/o regulation or >>> current >>>limiting. >>> >>>I know they kill careless people. They are used to separate organic >>>molecules by their drift in a thin layer on a plate with an applied >>>electric field. The setups are near what you'd see in a Frankenstein >>>movie! >>> >>>Be careful!! >>> >>>-John >>> >>>================= >>> >>> >>>> I picked up a very nice 0-4kV 0-200 ma adjustable lab supply on eBay >>>> for $100 (delivered...and it weighs 50 pounds) last month. >>>> >>>> It has voltage, current, or (uniquely) power limiting available. >>>> >>>> The search term to add is electrophoresis. Apparently the medical >>>> community does some interesting things with high voltage and petri >>>> dishes. >>>> >>>> Tom Frank, KA2CDK >>> >>> >>> >>>_______________________________________________ >>>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. >> >> > > _______________________________________________ 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.
