Roy Viggo Pedersen

Articles written by Roy Viggo Pedersen

Vifa dual concentric tweeter
News, 14 Mar 2000: Vifa has developed a new ring dome tweeter with a dual concentric diaphragm.

Seas Odin
Kits, 04 Mar 1996: Odin is a two-way loudspeaker kit with D'Appolito configuration, using Seas Excel drivers.

Seas Froy
Kits, 04 Mar 1996: Froy is a two-way loudspeaker kit with D'Appolito configuration, using Seas Excel drivers.

Series Notch Filters
Speaker Design, 31 Jan 1996: Get an explanation of what a notch filter is and what its use is.

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