General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

METAL FRAME & TROLLEY/ METAL, GLASS & SYNTHETIC WORKING PARTS/ PLYWOOD BACK

Dimensions

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

Length

69.0 cm

Width

52.0 cm

Height

109.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Telephony

Sub-Category

N/A

Manufacturer

AKA

Northern Electric

Country

Canada

State/Province

Québec

City

Montréal

Context

Country

North America

State/Province

Unknown

Period

1950'S

Canada

"N" CARRIER WAS WIDELY USED IN CANADA. THIS BAY WAS USED IN THE PLANT TRAINING SCHOOLS TO TEACH THE MAINTENANCE & REPAIR TECHNIQUES THAT WOULD BE LATER USED IN THE FIELD.

Function

TO CARRY 12 TWO-WAY TELEPHONE CHANNELS ON 2 NON-LOADED CABLE PAIRS OVER DISTANCES OF FROM 20 TO 200 MILES.

Technical

USED MINIATURIZED, FOR THE TIME, COMPONENTS. USED 'COMPANDERS' TO COMPRESS THE RANGE OF SPEECH VOLUME ON THE LINE WHICH ALLOWED FOR A BETTER SIGNAL TO NOISE & CROSSTALK RATIO. THIS UNIT HAS BEEN RETROFITTED WITH SOLID STATE COMPONENTS TO REPLACE ORIGINAL VACUUM TUBES.

Area Notes

Unknown

Details

Markings

PARTS NOS. PRINTED ON BACKS OF PARTS/ INSTRUCTIONS PRINTED AROUND CONTROL KNOBS/ PRINTED NEAR BOTTOM: 'J98703A L3/ N1 CARRIER TERM/ SD-95121-01'

Missing

N/A

Finish

BEIGE PAINT ON FRAME & TROLLEY/ UNFINISHEDMETAL ON WORKING PARTS/ BROWN KNOBS/ BLACK PRINTING

Decoration

N/A