BVWS Bulletin Volume 15, Number 4 (December 1990)

BVWS BulletinVolume 15, Number 4 (December 1990)

Front cover:  A selection of early Baird mechanical television receivers.

Page Title Summary/Notes
42 The Home Constructed Transmitter of 70 Years Ago.
Desmond Thackeray
Amateur transmitter construction after World War 1.
44 A 'Wireless For The Blind' Set.
Maurice Stedman
A short article on a wireless constructed for the blind, circa 1929.
45 The Early Classics.
Ray Herbert
Early 30-line mechanical television by Baird.
49 Keeping It Quiet.
Geoffrey Dixon-Nuttall
The use of noise reduction techniques such as A.V.C. During the 1930s.
50 Building an Early European Type Crystal Set.
Eric Westman
Instructions for building a replica crystal receiver.