Unidentified component

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Ingenium, 2000.0014.003
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OBJECT TYPE: N/A
DATE: Unknown
ARTIFACT NUMBER: 2000.0014.003

MANUFACTURER: Unknown
MODEL: Bell ExpressVu
LOCATION: United States of America

More Information

General Information

Serial #: N/A
Part Number: 3
Total Parts: 13
AKA: N/A
Patents: N/A
General Description: SYNTHETIC COVERED METAL WIRING, METAL CONNECTORS

Dimensions

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

Length: 17.1 cm
Width: 3.2 cm
Height: 1.2 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Space Technology
Category: Communications
Sub-Category: N/A

Manufacturer

AKA: Unknown
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Unknown
Period: UNUSED - BUT GENERALLY LATE 1990'S TO EARLY 2000'S
Canada: CANADA WAS PIONEER IN DIRECT-TO-HOME SATELLITE TV TECHNOLOGY, BEGINNING WITH EXPERIMENTS WITH HERMES & ANIK SATELLITES IN LATE 1970'S. FIRST DIRECT BROADCAST SATELLITE LICENSE ISSUED BY CDN GOV'T WAS TO BELL EXPRESSVU IN LATE 1995. EXPRESSVU 4700 IS KU BAND RECEIVER TYPICAL OF TYPE AVAILABLE IN CANADA.
Function: SYSTEM WHICH ENABLED DIRECT-TO-HOME TRANSMISSION OF SATELLITE TELEVISION SIGNALS. IT WAS USED TO RECEIVE & AMPLIFY DIGITAL SIGNALS RECEIVED FROM SATELLITE IN GEOSTATIONARY ORBIT, & DECODE & CONVERT DIGITAL INPUT INTO ANALOG OUTPUT FOR VIDEO DISPLAY & AUDIO SYSTEM.
Technical: EXPERIMENTS WITH HERMES & ANIK SATELLITES PROVED IT WAS FEASIBLE TO TRANSMIT TELEVISION TO ANTENNAS AS SMALL AS 0.6 M, USING POWERFUL AMPLIFIERS & KU BAND. FIRST WIDESPREAD USE OF SATELLITES FOR TELEVISON TRANSMISSION INVOLVED LESS EFFECTIVE C BAND WITH DISHES OF 10-12 FT IN DIAM. IN 1980'S. DBS SYSTEM OF 1990S OPERATED IN KU BAND & COMPRESSED DIGITAL SIGNALS RATHER THAN ANALOGUE.
Area Notes: Unknown

Details

Markings: NO MARKINGS VISIBLE
Missing: N/A
Finish: PLATED METAL WITH BLACK SYNTHETIC
Decoration: N/A

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

Unknown Manufacturer, Unidentified component, Unknown Date, Artifact no. 2000.0014, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/item/2000.0014.003/

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