Category:Constant-voltage audio distribution systems

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See also Wikipedia article: Constant-voltage speaker system.

Subcategories

This category has the following 3 subcategories, out of 3 total.

B

Bland Radio Pty Ltd (4 F)

H

High-impedance speaker system (6 F)

P

Public address system for schools (1 C, 13 F)

Media in category "Constant-voltage audio distribution systems"

The following 3 files are in this category, out of 3 total.

Bland 1.jpg 665 × 959; 165 KB
Bland 2.jpg 1,094 × 821; 262 KB
Swedish wire radio transmitter.JPG 624 × 2,048; 812 KB

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