Really? Try Course 2! -John
================ > 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. > > _______________________________________________ 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.
