B.T.H. variometer crystal set

This image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print

License this image for commercial use at Science and Society Picture Library

B.T.H. variometer crystal set
Science Museum Group
© The Board of Trustees of the Science Museum

B.T.H. variometer crystal set, made by British Thompson Houston Co. Ltd in 1922; in wooden cabinet 11 1/2 x 5 x 8 1/4 ins. Serial no. R774, type C

Details

Category:: Radio Communication

Object Number:: 1969-315

type:: variometer

credit:: Epton, W.

Cite this page

Rights

We encourage the use and reuse of our collection data.

Data in the title, made, maker and details fields are released under Creative Commons Zero . Descriptions and all other text content are licensed under a Creative Commons Attribution 4.0 licence

Using our data

Download

Download catalogue entry as json

Download manifest IIIF

Our records are constantly being enhanced and improved, but please note that we cannot guarantee the accuracy of any information shown on this website.

B.T.H. variometer crystal set

Details

Related Objects

High frequency sliding inductance on wood base, 1900-1950

Wooden pillar insulators, 1900-1950

Stud field regulator, 1900-1950

Copper busbars and ebonite insulators, 1900-1950

Rotary convertor, 1900-1950

Guard lamps on wooden board, 1900-950