Model Engineer Index 1898 to Feb 2025

Year 1932
Date 18-Feb
Volume 66
Issue 1,606
Page 153
Category Cinematic
Part 1
Title Home Talkies and Equipment. Some Practical Notes on Making and Up-keep
Author R.Howard Cricks
Notes "Kalle" Western Electric Talkie projector, what is sound? Disc reproduction, film reproduction, variable density and area sound tracks, Osram photo cell, the sound track, selenium and photo-cells, "Kalee" B.T-H. talkie projector, the importance of speed