Tag Archives: Beckman

Beckman LCD Assembly Repair

Posted on April 18, 2013 by modemhead

The basic Beckman multimeter design that seems to apply to many of their 3½ digit models from the late 1970s onward include an LCD/processor chip assembly held together by various plastic parts that simply clip together.  The later Wavetek-branded models … Continue reading →

Posted in Modifications, Repair | Tagged , , | 46 Comments

Beckman Industrial HD140 Multimeter

Posted on March 16, 2013 by modemhead

The HD140 digital multimeter from Beckman Industrial is another in the “heavy-duty” series, very similar to the HD110 in a previous article.  Unlike the HD110 however, this is a 20,000-count 4½ digit model with RMS-responding AC capability. Unfortunately I can … Continue reading →

Posted in Repair, Teardown | Tagged , | 16 Comments

Beckman 3020 DMM Repair

Posted on February 15, 2013 by modemhead

Handheld digital multimeters were just beginning to gain popularity in the late 1970s.  Fluke was there of course, but so was Beckman.  This is a Beckman 3020 3½-digit 2000-count model that dates to 1979.  It has the classic Beckman ‘look’ … Continue reading →

Posted in Repair | Tagged , | 60 Comments

Beckman Industrial HD110 Multimeter

Posted on December 16, 2012 by modemhead

This 3½-digit 2000 count manual-ranging heavy-duty multimeter is an interesting example of mid-80s technology.  With an impressive safety-yellow thick sturdy o-ring and gasket-sealed case, it looks like it could survive a drop test with the only damages being to the … Continue reading →

Posted in Repair, Teardown | Tagged , | 97 Comments