Keleket Model K-800 Survey Meter (1949-1951)

The Model K-800 GM survey meter was manufactured by the Kelley-Koett Manufacturing Company of Covington Kentucky . It was a rugged instrument: immersion-proof, shock-proof and it came in a heavy-duty aluminum case.

Quoting the manufacturer: “For monitoring, for geological or contamination survey . . . in plant, laboratory or field . . . the Keleket K-800 Beta-Gamma Counting Rate Meter has many new features for greater accuracy and convenience.”

Detector: glass wall GM tube, 35 mg/cm², Model K-15B

Range:   0 – 0.2, 0 – 2.0, 0 – 20 mR/h

              0 – 360, 0 – 3600, 0 – 36,000 cpm

Audio: no speaker but headphone jack

Batteries: one 1.5 volt, one 67.5  volt, one 300 volt

Size:  9.75” x 5” x 4”

Weight: 8 pounds

Price: $250.00 in 1950.

The Kelly-Koett Manufacturing Company was founded by John Kelley and Albert Koett  ca. 1903. Originally located in Covington Kentucky, their first products were x-ray accessories: tube holders, induction coils, etc. When they were purchased by Tracerlab in 1951, the plant moved to Massachusetts.  

References:

Nucleonics, July 1949 p 97.

Atomic Energy Commission Radiation Instrument Catalog, Catalog No. 2, Part 2,  page SGM-22A, date May 1, 1950;

Keleket price list, February 1, 1950;

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