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John Warren

Boston, MA
Joined

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Engineer

Recent Messages

PN 1855-0064
Matched JFETs in TO-71, 6-pin packages are pricey. Need to get a few with characteristics in the ballpark so I pulled a couple from a good meter and measured them.
By John Warren · #151154 ·
PN 1855-0064
Thank you both for chiming in. The unit is a 7562A, I apologize for the typo. I pulled a couple from another board and measured one side of each package, presumption is the other is similar. I was twe
By John Warren · #151134 ·
PN 1855-0064
Looking for any info on this device. Dual JFET, N-channel, TO-71 package. I have a 7652A and both were pulled from one of the boards. I may pull one off another unit to curve trace but thought I ask i
By John Warren · #151101 ·
HP 3403C True RMS Voltmeter display fault
Are you testing them at their rated voltage?
By John Warren · #151015 ·

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