Search Results
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Helipot DC Tachometer
- 1950 – 1969
Tachometers measure the working speed of an engine by counting the number of revolutions per minute.
- Photographer Armstrong & Hess
- Subject Tachometer, Beckman Instruments, Inc.
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Helipot Module
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Dietrich, T. A.
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Special Motor Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Dietrich, T. A.
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Liquid-Filled 4200 Series Potentiometer, Model 4203
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Harmon, Larry
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Model 9151 Capstan Motor Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Model 7216 Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Liquid-Filled Potentiometer, Model 4713
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Harmon, Larry
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Liquid-Filled 4610 Series Potentiometer, Model 4613
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Harmon, Larry
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Precision Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
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Helipot Model 7233 Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Series 3200 Cermet Single-Turn Potentiometer with Golf Ball
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Golf balls, Beckman Instruments, Inc.
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Helipot Series 3100 Cermet Single-Turn Potentiometers with Compass
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Compass, Potentiometer, Beckman Instruments, Inc.
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Helipot Model 3203 Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Non-Linear Non-Wirewound (Cermet) Elements
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Dietrich, T. A.
- Subject Ceramic metals, Potentiometer, Beckman Instruments, Inc.
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Linearity Test - Rectilinear Cermet potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Ceramic metals, Potentiometer, Beckman Instruments, Inc.
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Exploded Pot
- 1950 – 1969
The labeled illustration depicts the interior of a potentiometer.
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market,…
- Photographer Photographic Services Section
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Model 6213 Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Series 3100 and 3200 Cermet Single-Turn Potentiometers with diagram and hand for scale
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Model 7466 Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Servo Model 1421-12-0
- 1950 – 1969
- Photographer Dietrich, T. A.
- Subject Servomechanisms, Beckman Instruments, Inc.
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Benching Control
- 1950 – 1969
The unit, an Accu-Bend Sequential Programmer, appears to have been manufactured by Coast-Costello.
- Photographer Dietrich, T. A.
- Subject Scientific apparatus and instruments, Process control
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Helipot Model 5713 Single-Turn Wirewound Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Dietrich, T. A.
- Subject Potentiometer, Beckman Instruments, Inc.
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Helipot Model 5533 Single-Turn Wirewound Potentiometer with Cartridges
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Cartridges, Potentiometer, Beckman Instruments, Inc., Ammunition
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Helipot Series 7260 Multi-Turn Wirewound Potentiometers
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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2 items
Test Specification for Glass Electrodes
- Final draft
- 1955-Feb-25
The foldering of this document suggests it was written by Edwin Arthur. As in a 1957 document, "beauty" was the first criteria to be evaluated.
The glass electrodes were used in Beckman pH meters and various other…
