Attenuator

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OBJECT TYPE
VARIABLE/10 CM IF
DATE
Unknown
ARTIFACT NUMBER
1999.0349.001
MANUFACTURER
Hewlett-Packard Co.
MODEL
P382A
LOCATION
United States of America

More Information


General Information

Serial #
3994
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
METAL CASING/ SYNTHETIC DIAL & DIAL CONTROL KNOB, PARTS

Dimensions

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

Length
31.1 cm
Width
11.7 cm
Height
19.5 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Communications
Category
Service-test equipment
Sub-Category
N/A

Manufacturer

AKA
Hewlett Packard
Country
United States of America
State/Province
Unknown
City
Unknown

Context

Country
Canada
State/Province
Ontario
Period
Unknown
Canada
AMERICAN MADE INSTRUMENT USED AT ALGONQUIN RADIO OBSERVATORY. ARO WAS ESTABLISHED IN LATE 1950S TO PROVIDE NATIONAL RADIO OBSERVATORY PROVIDING FACILITIES TO CONTINUE TO MONITOR SUN IN COLLABORATION WITH DOMINION RADIO ASTROPHYSICAL OBSERVATORY (DRAO) ESTABLISHED IN 1957 IN PENTICTON, BC.
Function
INSTRUMENT USED AT RADIO ASTRONOMY OBSERVATORY TO MATCH SIGNALS FROM VARIOUS ANTENNAS OF ARRAY.
Technical
THIS VARIABLE ATTENUATOR APPEARS IN HP CATALOGUES FROM AT LEAST 1967 (POSSIBLY EARLIER) TO 1993 & WAS MARKETED AS DIRECT READING, PRECISION ATTENUATOR (REF. 2)
Area Notes
Unknown

Details

Markings
PLATE ON FRONT READS "HP [LOGO]/ MODEL P382A/ VARIABLE ATTENUATOR"/ PLATE ON UNDERSIDE READS "HEWLETT-PACKARD COMPANY/ 3994/ MADE IN U.S.A."/ LABELS READING "HERZBERG INSTITUTE/ OF ASTROPHYSICS/ HIA-01646/ ASTRONOMY SECTION", "Property of/ Propriete de/ NRCC/CNRC/ 064012", "ISTS/ 02213"
Missing
APPEARS COMPLETE
Finish
TEXTURED GREY-BLUE PAINTED CASING/ PLATED PART/ BLACK CONTROL KNOB/ WHITE DIAL FACE
Decoration
N/A

CITE THIS OBJECT

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

Hewlett-Packard Co., Attenuator, Unknown Date, Artifact no. 1999.0349, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1999.0349.001/

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