Demonstration model of tuning fork control unit used at Rugby radio station

Details

Category:: Radio Communication

Object Number:: 1926-717

type:: model

credit:: General Post Office

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Parts

Demonstration model of tuning fork control unit used at Rugby radio station. Rectangular wooden case. On front base are dials and voltage controls. Internally are metal parts including squared off wires screwed into base. Top and front portions of the case are open, where glass panels would have been placed.

Demonstration model of tuning fork control unit used at Rugby radio station

Measurements:: overall: 440 mm x 784 mm x 369 mm,

Materials:: wood (unidentified) and metal (unknown)

Object Number:: 1926-717/1

type:: model and tuning fork

Bevelled wooden beam marked with 1926-717. V shaped notch in centre and thin nails hammered in and dangling out. From the front top of 1926-717/1.

Front frame part

Bevelled wooden beam marked with 1926-717. V shaped notch in centre and thin nails hammered in and dangling out. From the front top of 1926-717/1.

Measurements:: overall: 19 mm x 762 mm

Materials:: wood (unidentified)

Object Number:: 1926-717/2

type:: part and frame

Wooden beam with edges cut at 45 degrees, part of frame for 1926-717/1. Two nails sticking out.

Part of frame for tuning fork model

Wooden beam with edges cut at 45 degrees, part of frame for 1926-717/1. Two nails sticking out.

Measurements:: overall: 22 mm x 297 mm

Materials:: wood (unidentified) and metal (unknown)

Object Number:: 1926-717/3

type:: part and frame

Slim wooden part, wedge shaped (one corner and curve). Four screws evenly placed across part.

part of tuning fork demonstration model

Slim wooden part, wedge shaped (one corner and curve). Four screws evenly placed across part.

Measurements:: overall: 11 mm x 365 mm

Materials:: wood (unidentified) and metal (unknown)

Object Number:: 1926-717/4

type:: part , frame and screw

Wooden part, octagonal in shape (each end has three sides), with bevelled or curved surface. Four screws placed at equal distance across the object.

part of frame for tuning fork model

Wooden part, octagonal in shape (each end has three sides), with bevelled or curved surface. Four screws placed at equal distance across the object.

Measurements:: overall: 16 mm x 340 mm

Materials:: wood (unidentified) and metal (unknown)

Object Number:: 1926-717/5

type:: frame , part and screws

Slim wooden part, wedge shaped (one corner and curve). Four screws evenly placed across part.

part from model of tuning fork control unit

Slim wooden part, wedge shaped (one corner and curve). Four screws evenly placed across part.

Materials:: wood (unidentified) and metal (unknown)

Object Number:: 1926-717/6

type:: part , frame and screw

Wooden frame part, flat base and rounded top. Ends are cut in outward points. Two nails are hammered through.

Part of model of tuning fork

Wooden frame part, flat base and rounded top. Ends are cut in outward points. Two nails are hammered through.

Measurements:: overall: 28 mm x 281 mm

Materials:: wood (unidentified) and metal (unknown)

Object Number:: 1926-717/7

type:: part , frame and nail