General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

METAL RACKS CONTAINING COMPONENTS WITH METAL CASINGS/ METAL & SYNTHETIC PARTS

Dimensions

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

Length

63.5 cm

Width

46.5 cm

Height

115.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Astronomy

Category

Observation equipment

Sub-Category

N/A

Manufacturer

AKA

NRC

Country

Canada

State/Province

Ontario

City

Ottawa

Context

Country

Canada

State/Province

Ontario

Period

C. 1965+

Canada

RACK OF ELECTRONIC INSTRUMENTS USED AT ALGONQUIN RADIO OBSERVATORY SITE 3 WITH 46 M. ANTENNA. 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

RACK OF ELECTRONIC MODULES WHICH WERE PART OF SYSTEM USED TO PROCESS SIGNALS FROM RADIO TELESCOPE. THESE CUSTOM MADE ELECTRONICS WERE USED TO CONVERT OUTPUT OF RADIO TELESCOPE TO VIDEO FORMAT, ALSO ADDING TIMING INFORMATION & OTHER SYNCHRONIZATION DATA TO ASSIST IN ANALYSIS PROCESS.

Technical

COMPONENT OF NRC'S VLBI MK I, WHICH CONNECTED 46 M. DISH AT ARO WITH DRAO IN PENTICTON; IN LATE 1960'S CANADA WAS FIRST COUNTRY TO SUCCESSFULLY DEVELOP RADIO ASTRONOMICAL TECHNIQUE OF VERY LONG BASELINE INTERFEROMETRY, WHERE RADIO TELESCOPES THOUSANDS OF KM APART CAN BE USED TO MAKE OBSERVATIONS THAT WOULD OTHERWISE NEED RADIO TELESCOPE WITH DIAMETER EQUAL TO DISTANCE BETWEEN THEM.

Area Notes

Unknown

Details

Markings

.1 YELLOW & LABEL READING "3" ON RACK; BLACK LETTERING ON COMPONENTS READS "CALIBRATION SWITCHER", "TIME ENCODER/DECODER", "VIDEO COMBINER"; BLACK LABEL READING "MULTIPLIER/SUN/DIFFERENCE UNIT"; BLACK LETTERING ON METER READS "Ma/ Canex"/ PLATE ON BACK OFRACK READS "HAMMOND/ 1460K/ HAMMOND MFG. CO. LTD/ GUELPH - CANADA"/.2 BLACK LETTERING ON COMPONENT FRONTS READS "SYNTHESIZER INTERFACE"; "DUAL 28 VOLT V.R. SUPPLY"; "DUAL 12 VOLT V.R. SUPPLY"/ RED LABELS READING "BCD TO DECIMAL CONVERTER 10 DECADES BUFFERED OUTPUTS"; "INTEGRATED CIRCUIT POWER SUPPLY"

Missing

UNKNOWN

Finish

.1 RACK PAINTED GLOSSY MEDIUM GREY; LIGHT GREY COMPONENT CASING FRONTS; PLATED HANDLES; BLACK & CLEAR SYNTHETIC METER CASING WITH WHITE DIAL/.2 GLOSSY GREY PAINTED RACK & COMPONENT CASING FRONTS; RED & BLACK CONTROLS; METALLIC & PLATED PARTS

Decoration

N/A