General Information

Serial #

791

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

WOOD BASE/ ALUMINUM & WOOD COVERS/ BRASS/ STEEL/ METAL/ BAKELITE/ RUBBER/ WIRE/ FELT/ CORK.

Dimensions

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

Length

55.7 cm

Width

37.0 cm

Height

26.7 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Communications

Category

Telegraphy

Sub-Category

N/A

Manufacturer

AKA

MUIRHEAD

Country

England

State/Province

Unknown

City

Westminster

Context

Country

Unknown

State/Province

Unknown

Period

Unknown

Canada

Unknown

Function

A DEVICE THAT IS PART OF A REGENERATOR SYSTEM. ITS FUNCTION IS TO SELECT INCOMING SIGNALS TO THE BEST ADVANTAGE AND RETRANSMITS THEM WITH THE REQUIRED EARTHING PERIOD.

Technical

GREATLY IMPROVED THE QUALITY AND ACCURACY OF COMMUNICATION.

Area Notes

Unknown

Details

Markings

FRONT MFR'S PLATE: 'MUIRHEAD & CO. LTD./ JAN. 1946/ TYPE B4 N.791'/ ON MOTOR: 'PHONIC MOTOR/ TYPE N-5/ MUIRHEAD & CO. LTD./ NO. 134380/ 100V. HIGH POWER'/ GRADUATED SCALE ON TOP HALF OF MOTOR: '10 5 0 5 10'/ ON TERMINAL CONNECTION ATTACHED TO MOTOR: '100 VOLTS'/ GRADUATED SCALE WITH '0' IN THE CENTRE, ON CAM SHAFT/ EARTHING SCALE: '0 TO 50'/ BACK SOCKET PANEL: 'L Z C C Z E T CM DASH/ 1 2 DOT/ 1 2 MOTOR'/ 'MORSE', 'CABLE' SWITCH ON RIGHT SIDE/ COTC LABELS: '7658' AFFIXED TO MOTOR & '8801' AFFIXED TO BACK OF BASE/ '(1)' TYPED ON PAPER & TAPED TO BASE FRONT.

Missing

FRONT MECHANISM COMPONENT. From CA of 11/29/1996 by Kevin Machan: Undetermined

Finish

MAJORITY OF COMPONENTSENAMELLED BLACK/ ALUMINUM COVER SIDES PAINTED METALLIC GREY/ VARNISHED BASE & COVER TOPS.

Decoration

N/A