Voltmeter

Use this image

Can I reuse this image without permission? Yes

Object images on the Ingenium Collection’s portal have the following Creative Commons license:

Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

ATTRIBUTE THIS IMAGE

Ingenium, 1974.0248.001
Permalink:

Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.

DOWNLOAD IMAGE

PURCHASE THIS IMAGE

This image is free for non-commercial use.

For commercial use, please consult our Reproduction Fees and contact us to purchase the image.

OBJECT TYPE
VACUUM TUBE
DATE
1951–1954
ARTIFACT NUMBER
1974.0248.001
MANUFACTURER
General Radio Co.
MODEL
1800-A
LOCATION
Cambridge, Massachusetts, United States of America

More Information


General Information

Serial #
3249
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
Main body is made from wood. Front panel is made from metal, with synthetic knobs, metal components and connectors, and a glass dial face. There are metal labels present. A metal handle with synthetic grips is attached at the sides. There are resin feet on the bottom and back, possibly rubber. There is a metal wire with a synthetic coating attached to the unit near the top, and a second wire included as a .pt.

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length
33.0 cm
Width
18.5 cm
Height
19.5 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Computing Technology
Category
Development & maintenance equipment
Sub-Category
N/A

Manufacturer

AKA
General Radio
Country
United States of America
State/Province
Massachusetts
City
Cambridge

Context

Country
Unknown
State/Province
Unknown
Period
Unknown
Canada
Unknown
Function
Unknown
Technical
Unknown
Area Notes
Unknown

Details

Markings
N/A
Missing
Appears complete
Finish
Main body is finished in a stained natural wood finish. Front panel has a satin black crinkle finish. Knobs are gloss black. Front panel has grey connectors. The large dial on the front has a clear glass window in front of a white gauge with black markings. There are white markings present on the front panel. Handle is metallic grey with satin black grips. Feet are matte black. Cable attached to the unit has a matte black finish with grey/white metallic ends, and the .pt cable has a mate red finish with grey/white metallic ends,
Decoration
N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

General Radio Co., Voltmeter, circa 1951–1954, Artifact no. 1974.0248, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1974.0248.001/

FEEDBACK

Submit a question or comment about this artifact.

More Like This


...
Bridge, imped…

1974.0240.001

Object

...
Linear operat…

1974.0276.001

Object

...
Bridge, unive…

1974.0242.001

Object

...
Test set, cap…

1974.0239.001

Object

...
Linear operat…

1974.0272.001

Object

...
Memory device

1979.0578.001

Object

...
Amplifier & n…

1974.0235.001

Object

...
Amplifier & n…

1974.0234.001

Object

...
Generator, au…

1974.0245.001

Object

...
Multiplier & …

1974.0277.001

Object

...
Test set, cap…

1974.0238.001

Object

...
Instrument pa…

1990.0017.003

Object

...
Switch

1987.0457.002

Object

...
Computer

1989.0169.001

Object

...
Print head

1979.0579.001

Object

...
Generator, si…

1985.0369.001

Object

...
Memory core p…

1979.0580.001

Object

...
Printer

1986.0156.002

Object

...
Terminal, com…

1994.0099.001

Object

...
Vacuum tube

1992.0044.001

Object

No image available.
Engine part, …

2008.0182.036

Object

...
Winder, tape

1980.0758.001

Object

...
Test set, pre…

1995.1763.001

Object

...
Receiver, tel…

1969.0719.001

Object

...
Console, soun…

1984.0004.001

Object

...
Drive, disk

1986.0156.006

Object

...
Drive, disk

1986.0156.005

Object

...
Cable

2000.0004.005

Object

...
Galvanometer

1974.0244.001

Object

...
Test set, rad…

1981.1836.001

Object

...
Receiver, rad…

1996.0555.001

Object

...
Receiver, rad…

1987.0439.001

Object

...
Cable

2003.0389.007

Object

...
Cable

2000.0004.008

Object

...
Cable

2008.0635.003

Object

...
Adapter

1987.0457.003

Object

...
Receiver, rad…

1971.0258.001

Object

...
Cable

2003.0389.011

Object

...
Generator, sw…

1982.0387.001

Object

...
Oscillator

1982.0424.001

Object

...
Cable

2000.0004.009

Object

...
Transceiver, …

1985.0362.001

Object

...
Receiver, rad…

1985.0360.001

Object

...
Generator, si…

1981.0048.001

Object

...
Memory core p…

1979.0548.001

Object

...
Earphone

1966.0959.001

Object

...
Receiver, rad…

1983.0166.001

Object

...
Monitor, comp…

2005.0219.003

Object

...
Receiver, tel…

1971.0448.001

Object

...
Control unit

1981.1763.002

Object

...
Programmer, d…

2009.0137.001

Object

...
Transceiver, …

1982.0428.001

Object

...
Tuner, radio

1987.0936.001

Object

...
Receiver, rad…

1982.0044.001

Object

...
Generator, si…

1982.0051.001

Object

...
Oscilloscope

2006.0139.001

Object

...
Tuner, radio

1987.1052.002

Object

...
Tester, tape …

1986.0823.001

Object

...
Range

1986.0618.001

Object

...
Receiver, tel…

2010.0306.001

Object

...
Radiotelephone

2008.0636.001

Object

...
Cable

2005.0070.006

Object

...
Cable

2000.0004.006

Object

...
Power supply

1986.0156.004

Object

...
Cable

2000.0004.004

Object

...
Console, audio

1984.0055.001

Object

...
Receiver, rad…

1968.0222.001

Object

...
Transceiver, …

1998.0444.001

Object

...
Meter, time-f…

1980.0414.001

Object

...
Tester, data …

2009.0136.001

Object

...
Cable

2005.0096.004

Object

...
Receiver, rad…

1982.0433.001

Object

...
Receiver, rad…

1985.0559.001

Object

...
Calibrator

1981.1692.001

Object

...
Compass

1968.0851.008

Object

...
Test set, vac…

1980.0383.001

Object

...
Monitor, comp…

1991.0400.002

Object

...
Beacon, posit…

2005.0189.001

Object

...
Generator, sw…

1973.0436.001

Object

...
Meter, freque…

1986.0729.001

Object

...
Generator, sw…

1982.0386.001

Object

...
Receiver, rad…

1972.0488.001

Object

...
Receiver, rad…

1984.0057.001

Object

...
Generator, te…

1987.0968.001

Object

...
Monitor, ampl…

1985.0591.001

Object

...
Receiver, tel…

1987.0960.001

Object

...
Microphone & …

1988.1349.001

Object

...
Range

1976.0464.001

Object

...
Mixer

2013.0047.001

Object

...
Sterilizer

1981.0352.001

Object

...
X-ray machine

1982.0234.001

Object

No image available.
Transformer

2008.0182.034

Object

...
Interface

1997.0479.001

Object

...
Range

1992.0889.001

Object

...
Transceiver c…

1988.0426.001

Object

...
Receiver, rad…

1968.0845.001

Object

...
Receiver, rad…

1986.0544.001

Object

...
Range

1976.0339.001

Object

...
Oscillator, w…

1973.0096.001

Object

...
Cable

2003.0389.010

Object