[time-nuts] 4 KV Power Supply Recommendations

[Richard W. Solomon]

Can't be worse than Physicists !!

73, Dick, W1KSZ
10 Years MIT Physics Dept.


-----Original Message-----
>From: "J. Forster" <jfor at quik.com>
>Sent: Jan 23, 2010 2:28 PM
>To: "Richard W. Solomon" <w1ksz at earthlink.net>, Discussion of precise time and frequency measurement <time-nuts at febo.com>
>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" <jfor at quik.com>
>>>Sent: Jan 23, 2010 1:59 PM
>>>To: Discussion of precise time and frequency measurement
>>> <time-nuts at febo.com>
>>>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
>>>
>>>
>>>
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>>
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>
>