Search Results
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Beckman pH 4, 7 & 10 Buffer Solutions
- 1969
The three pH buffer solutions were color-coded Red (pH 4), Green (pH 7), and Blue (pH 10).
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Beckman Model KF-4 Aquameter Titrator
- Undated
The KF-4 Aquameter was included in the new product show at the Pittsburgh Conference in March 1970.
- Photographer Armstrong & Hess
- Subject Scientific apparatus and instruments, Volumetric analysis, Beckman Instruments, Inc.
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Hand adjusting a Beckman Model 746 Solution Metering Pump
- 1961
The Model 746 Solution Metering Pump was a product of Beckman's Scientific and Process Instruments Division and incorporated a Helipot Division Duodial. It controlled the flow of liquid to one-millionth of a quart and…
- Photographer Otto, Glenn
- Subject Pumping machinery, Scientific apparatus and instruments, Beckman Instruments, Inc.
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Beckman Model 25 Spectrophotometer
- 1970s
Beckman's foray into ultraviolet spectroscopy began in 1940, when the company (then called National Technical Laboratories) produced the DU prototype. The double-beam Model 25 was introduced in the early 1970s.
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Man with Beckman spectrophotometer
- Undated
It is possible that J. H. Maddocks is the man in the photograph, as opposed to the photographer.
- Photographer Maddocks, J. H.
- Subject Scientific apparatus and instruments, Spectrophotometer, Beckman Instruments, Inc.
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Helipot Switch
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Electric switchgear, Beckman Instruments, Inc.
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Helipot Cermet Switch
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Ceramic metals, Electric switchgear, Beckman Instruments, Inc.
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Helipot Series 1390 Circuit Deck Cermet Switch
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Ceramic metals, Electric switchgear, Beckman Instruments, Inc.
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Helipot Servo Systems
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Servomechanisms, Beckman Instruments, Inc.
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Helipot Model 964 Servo Amplifier and Model 982 Power Supply
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Servomechanisms, Beckman Instruments, Inc.
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Helipot Cermet Switch
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Ceramic metals, Electric switchgear, Beckman Instruments, Inc.
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Helipot Cermet Switch
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Ceramic metals, Electric switchgear, Beckman Instruments, Inc.
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Helipot Circuit Deck Switch
- 1950 – 1969
- Manufacturer Armstrong & Hess
- Subject Electric switchgear, Beckman Instruments, Inc.
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Helipot Circuit Deck Switch
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Electric switchgear, Beckman Instruments, Inc.
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Helipot Cermet Switch
- Circa 1968
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Helipot Cermet Switch
- 1950 – 1969
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Beckman Series 1390 Switch
- Circa 1968
- Photographer Beckman Instruments Photographic Services Section
- Subject Electric switchgear, Beckman Instruments, Inc.
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Helipot Cermet Switch
- Circa 1968
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Circuit deck of a Beckman cermet switch
- 1950 – 1969
- Photographer Armstrong & Hess
- Subject Ceramic metals, Electric switchgear, Beckman Instruments, Inc.
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Helipot Model 116-128-0 Voltage to Digital Transducer
- 1964-Oct-21
- Photographer Dietrich, T. A.
- Subject Transducers, Beckman Instruments, Inc.
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Beckman Model 375 Switch
- 1950 – 1969
- Manufacturer Herb Radin and Associates
- Subject Electric switchgear, Beckman Instruments, Inc.
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Beckman Model 376 Switch
- 1950 – 1969
- Photographer Herb Radin and Associates
- Subject Electric switchgear, Beckman Instruments, Inc.
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Dial panel of Beckman Model DPM-100 Liquid Scintillation System
- Circa 1966
The pictured dials are part of a Beckman DPM-100 Liquid Scintillation System. This photograph was incorporated into a composite image featuring a Helipot potentiometer.
