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Barbouri's Electronics Projects
Barbouri's Electronics Projects

Barbouri's Electronics Projects

Things I build and repair in my spare time.

Tag: HP

Posted on June 24, 2020June 24, 2020

Hewlett Packard 3456A Digital Voltmeter

HP Hewlett Packard 3456A Front pan­el short­ed input, still warming-up

Cleanup, restora­tion, and cal­i­bra­tion of a Hewlett Packard (HP) 6 1/2 dig­it 3456A Digital Voltmeter.

Continue read­ing “Hewlett Packard 3456A Digital Voltmeter”
Posted on August 17, 2019August 21, 2019

Hewlett Packard HP 403B AC Voltmeter Restoration

Hewlett Packard HP 403B front reading 0 dB
Hewlett Packard HP 403B front read­ing 0 dB

Another local Ebay find was this Hewlett Packard HP 403B AC Voltmeter in a pro­tec­tive HP ver­ti­cal case. The case did an excel­lent job of pro­tect­ing the meter over it’s now 48 year life.

Continue read­ing “Hewlett Packard HP 403B AC Voltmeter Restoration”
Posted on May 19, 2018November 15, 2019

Hewlett Packard 6200B Power Supply Repair

Cleanup, repair, and upgrade of a Hewlett Packard (HP)6200B pow­er supply.

HP6200B Cover off - top circuit board
HP6200B Cover off — top cir­cuit board with mix of replaced capacitors

Continue read­ing “Hewlett Packard 6200B Power Supply Repair”

Posted on December 3, 2017

Hewlett Packard 5300B Measuring System

 

Hewlett Packard 5300B and 5305B Front panel in Check mode
Hewlett Packard 5300B and 5305B Front pan­el in Check mode

Repairing and clean-up of a Hewlett Packard (HP)5300B Measuring System with a 5305B 1,300 MHz Counter module.

This was sup­posed to be just a clean-up project, but this one turned into a bit more work that I had expected.

Continue read­ing “Hewlett Packard 5300B Measuring System”

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The designs and any asso­ci­at­ed infor­ma­tion is dis­trib­uted in the hope that it will be use­ful, but WITHOUT ANY WARRANTY; with­out even the implied war­ran­ty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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