Projection Engineering

Projection Engineering

4.11 - 1251 ratings - Source

Showing, in schematic form, a group of transformers well suited to meet the special requirements of audio-frequency ... the frequency in cycles against the level in dba#39;s so as to evidence the true audibility characteristics of the system. ... aquot; Imagine if you will, aquot; states J. E. Smith, President, National Radio Institute of Washington, D. C ... AMPLIFIER RECORD LOAD LINE aquot;tt-1 a#39; a€” a#39; HIGH QUALITY PHONO.

Title:Projection Engineering
Publisher: - 1929


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