[Test-Equipment] Should I Import this ESR Meter?
Lloyd KK7IZ
kk7iz at cox.net
Wed Feb 3 13:15:24 EST 2010
Full info and hookup diag at
http://www.acopian.com/pdf/AcopianHighVoltageModular.pdf
Thanx
Lloyd KK7IZ
kk7iz at cox.net
480-620-7145
----- Original Message -----
From: "Gary Schafer" <garyschafer at comcast.net>
To: "'Discussion of Electronic Test Equipment'"
<test-equipment at mailman.qth.net>
Sent: Wednesday, February 03, 2010 10:52 AM
Subject: Re: [Test-Equipment] Should I Import this ESR Meter?
> Hi Lloyd,
>
> Can you control the output voltage on those things? From what to what?
>
> Thanks
> Gary K4FMX
>
>> -----Original Message-----
>> From: test-equipment-bounces at mailman.qth.net [mailto:test-equipment-
>> bounces at mailman.qth.net] On Behalf Of Lloyd KK7IZ
>> Sent: Wednesday, February 03, 2010 11:26 AM
>> To: Discussion of Electronic Test Equipment
>> Subject: Re: [Test-Equipment] Should I Import this ESR Meter?
>>
>> I have several small 0-10kv 6ma switching power supplies for sale. Thing
>> is
>> they take 24vdc input. A decade resistor across it would give you all
>> kinds
>> of options.
>> $25.00 each plus shipping
>> Thanx
>> Lloyd KK7IZ
>> kk7iz at cox.net
>> 480-620-7145
>>
>>
>> ----- Original Message -----
>> From: "Carl" <km1h at jeremy.mv.com>
>> To: "Discussion of Electronic Test Equipment"
>> <test-equipment at mailman.qth.net>
>> Sent: Wednesday, February 03, 2010 8:24 AM
>> Subject: Re: [Test-Equipment] Should I Import this ESR Meter?
>>
>>
>> > 450V will test anything in an amp except for the variables and fixed
>> > padders, plate blocking, HV bypass caps, and tubes.
>> >
>> > Those can either be swapped or use a hi-pot tester which can be built
>> > using
>> > a neon sign transformer. In many cases HV problems become quite
>> visable or
>> > odorous.
>> >
>> > My biggest need is testing mica caps at 300-500V as they are beginning
>> to
>> > fail at alarming rates. Problems seldom show up with a Triplett 630 or
>> > similar.
>> >
>> > 450V or so is also good for testing transformer insulation in
>> receivers,
>> > test equipment, etc.
>> >
>> > Carl
>> > KM1H
>> >
>> >
>> > ----- Original Message -----
>> > From: "mikea" <mikea at mikea.ath.cx>
>> > To: "Discussion of Electronic Test Equipment"
>> > <test-equipment at mailman.qth.net>
>> > Sent: Wednesday, February 03, 2010 9:57 AM
>> > Subject: Re: [Test-Equipment] Should I Import this ESR Meter?
>> >
>> >
>> >> On Wed, Feb 03, 2010 at 09:45:56AM -0500, Carl wrote:
>> >>> Id be more interested in a device that could test all capacitors at
>> >>> their
>> >>> working voltage. This would include electrolytics up to 2400 uF @
>> 450V.
>> >>
>> >> Limiting the working voltage to 450 or so seems to be a good idea,
>> though
>> >> RF amplifier builders might want something that goes higher. This has
>> its
>> >> attendant risks, as outlined in <http://mikea.ath.cx/capplant.html>,
>> >>
>> >> --
>> >> Mike Andrews, W5EGO
>> >> mikea at mikea.ath.cx
>> >> Tired old sysadmin
>> >> ______________________________________________________________
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