General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

METAL BODY & GRILLE; SHEER CLOTH; BAKELITE (?) SOCKET.

Dimensions

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

Length

19.5 cm

Width

8.1 cm

Height

9.1 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Sound

Sub-Category

N/A

Manufacturer

AKA

SHURE

Country

United States of America

State/Province

Illinois

City

Chicago

Context

Country

Canada

State/Province

Unknown

Period

1940-1980

Canada

USED BY OTTAWA-BASED CRAWLEY FILMS, 1940-1980. PLEASE SEE HISTORY OF CRAWLEY FILMS LTD. IN SUPP. INFO. COST IN 1945: $44.10 U.S.

Function

USED TO PICK UP SOUND, VOICE OR MUSIC AND CONVERT IT TO COMPLEX ALTERNATING CURRENT. THE ALTERNATING CURRENT WOULD BE AMPLIFIED TO PRODUCE A SOUND TRACK ON A MOTION PICTURE FILM

Technical

'S' IN MODEL INDICATES SWITCHABLE IMPEDANCE: LOW, 35-50 OHMS; MEDIUM, 150-250 OHMS; HIGH TO 10,000 OHMS. FREQUENCY RANGE: 40 TO 10,000 HZ. PLEASE SEE HISTORY OF CINEMATOGRAPHY IN SUPP. INFO. AND 'A HISTORY OF HIGH-QUALITY STUDIO MICROPHONES', JOURNAL OF THE AUDIO ENGINEERING SOCIETY (DEC. 1976), PP.801-803

Area Notes

Unknown

Details

Markings

'S' [logo] ON GRILLE/ 'HML' ON UNDERSIDE NEAR ATTACHMENT.

Missing

N/A

Finish

CHROME PLATED/ GREY-COLOURED BAND ON ATTACHMENT/ BLACK SOCKET

Decoration

N/A