Reader, tape

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Ingenium, 1985.0951.001
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OBJECT TYPE: WHEATSTONE
DATE: 1930
ARTIFACT NUMBER: 1985.0951.001

MANUFACTURER: Boehme, H.O. Inc.
MODEL: 4E
LOCATION: New York, New York, United States of America

More Information

General Information

Serial #: 2557
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: CAST ALUMINUM BASE. GEAR CASE,KEYING HEAD CASE, ETC. MACHINED & CAST BRASS. MISC. WORKING PARTS STEEL. MOTOR & FLYWHEEL STEEL, WITH COPPER WINDINGS IN THE MOTOR. STEEL PLATE COVERS THE BOTTOM OF THE BASE & SOME SYNTHETIC FITTINGS. RUBBER & FABRIC COVERED CORDS

Dimensions

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

Length: 42.0 cm
Width: 25.0 cm
Height: 30.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Telegraphy
Sub-Category: N/A

Manufacturer

AKA: Boehme
Country: United States of America
State/Province: New York
City: New York

Context

Country: North America
State/Province: Unknown
Period: C.1930-1950
Canada: Unknown
Function: TO READ PRE-PUNCHED PAPER TAPE, CONVERT TO CONTINENTAL CODE (MORSE CODE) AND KEY A RADIO TRANSMITTER AT HIGH SPEED
Technical: THE AUTOMATIC KEYER AND WHEATSTONE TAPE WERE A MAJOR ADVANCE IN WIRELESS MESSAGE HANDLING. TRAFFIC COULD BE MOVED AT SPEEDS OF UP TO 550 WORDS-PER-MINUTE, AS COMPARED TO ABOUT 25 WORDS-PER-MINUTE BY A MANUAL OPERATOR.
Area Notes: Unknown

Details

Markings: MFR'S PLATE ON KEYING HEAD READS: 'BOEHME/ AUTOMATIC KEYING HEAD/ TYPE 4-E SERIAL NO. 2557/ PAT. NO. 1858511/ MANUFACTURED BY/ H.O. BOEHME, INC./ NEW YORK N.Y.'/ LOGO- 'HOB' STAMPED ON FRONT OF UNIT/ 2ND PLATE ON BASE READS: 'BOEHME/ KEYING HEAD DRIVE/ TYPE 4-D SERIAL NO. 177OE/ MANUFACTURED BY/ H.O. BOEHME, INC.,/ NEW YORK N.Y.'/ PLATE ON MOTOR READS: 'GENERAL [LOGO] ELECTRIC/ D-C. MOTOR/ MODEL 5B036A509 TYPE BC FRAME 36/ HP. 1/12 WOUND COMP. A. 1.0/ [?SN] 115 R.P.M. 1140/ TEMP. RISE 40 C TIME RATING CONT./ GEJ 667 [DIAGRAMS] N.P.53916 SCHENECTADY, N.Y. MADE IN U.S.A.'/ ALL CONTROLS LABELLED/ '910' INCISED ON WPM GAUGE; 'WORDS PER MINUTE'
Missing: NONE From CA of 01/03/1997 by Kevin Machan: Yes - Missing: rubber feet (3) - two front and back pr. right.
Finish: BLACK ENAMEL FINISH
Decoration: N/A

CITE THIS OBJECT

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

Boehme, H.O. Inc., Reader, tape, circa 1930, Artifact no. 1985.0951, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1985.0951.001/

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