Any test equipment with the word "Tektronix" or "Hewlett Packard"
=$$$$$$$$$$$!!
At 04:23 PM 12/22/1999 -0800, Tom Burt wrote:
>Seems to me I remember using clamp-on probe when doing electrical
>characterization tests on military DC power converters some time ago. It
>worked quite well, but was with no doubt an expensive accessory.
>
>Tom B. '57 3200 Stepside
>
>-----Original Message-----
>From: owner-oletrucks@autox.team.net
>[mailto:owner-oletrucks@autox.team.net]On Behalf Of MarkNoakes@aol.com
>Sent: Wednesday, December 22, 1999 3:51 PM
>To: oletrucks@autox.team.net
>Subject: Re: Re: [oletrucks] Voltage reducer-->measuring current
>
>
>
>In a message dated 12/22/99 6:47:35 PM, you wrote:
>
><<Mark
>I've been using a DC clamp on at work since 1993, I've used it in DC
>rectified
>(power supply) as well as pure DC (battery driven) circuits with good
>accuracy as
>compared to the shunt method you are mentioning. The clamp is a Tektronix
>Model
>A622. We also have a HP DC ammeter that uses a clamp on probe that has been
>around since at least the early 70's. It uses tubes so it's pretty old.
>>>
>
>Live and learn. . .thanks for the info; I'll have to check into how they're
>doing that
>-->hall effect sensor maybe? Induced DC coil voltage would only be a
>transient.
>
>I have a new Tektronix handheld scope and a new Fluke multimeter and they
>both do series current measurement. . .haven't checked either for an
>available probe for DC current. . .looks like I should.
>
>Not sure how I missed this one, since this is my field, but I did.
>
>Thanks,
>
>Mark Noakes
>oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>
>oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>
>
Bill Bailey
57 Chevy 3100
http://members.tripod.com/~oltruck
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
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