British Thomson Houston BTH Bakelite Leather Headphones 2000 Ohms

1920s British Thomson Houston BTH Bakelite Leather Headphones 2000 Ohms, made by the BT-H Company based at Crown House, Aldrich, London, WC2. This pair of radio bakelite headphones are in very good condition with surface scuffs and blemishes commensurate with age and use.

Comprise brown bakelite moulded ear pieces, with a leather covered aluminium headband, and original twisted flexible leads terminating in two spring clips. Sold as lightweight “Supreme for Clarity and Comfort.”

A high resistance pair of headphones with impedance of approximately 4000 Ohms (2000Ω/ear piece).

A wonderful collectible and display item for the Man Cave or Vintage Office!

The ear pieces are marked as follows:-

Made in England

PAT No. 199678

The patent was filed on 20th May 1922 as 'Improvements in telephone receivers and similar sound producing devices,' by British Thomson-Houston Co Ltd.

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Quote From the 1920s Brown Brothers catalogue:

"B.T.H. Phones have become famous for their wonderful sensitiveness and tonal quality. Comfortable and readily adjustable, faithfully producing speech and music with maximum amplitude of sound."