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All items tagged with November 2013 (2)
You Can DIY! A 12-V Trigger Supply
November 18, 2017 by Gary Galo

You Can DIY! A 12-V Trigger Supply

This simple project provides a convenient method to remotely power audio equipment. Many manufacturers make audio equipment and power products that can be remotely switched with a low DC trigger voltage. With the trigger supply, my entire system can be turned on and off with one low-current switch. This article was originally published in audioXpress, November 2013.
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Test Bench: Celestion CF18VJD Pro Sound Woofer
July 20, 2016 by Vance Dickason

Test Bench: Celestion CF18VJD Pro Sound Woofer

This month, I am going to review Celestion’s 18” CF18VJD pro sound woofer. The CF18VJD is a high-power handling woofer rated at 1,600 WRMS (AES standard) and weighs a hefty 50.6 lb. The CF18VJD’s features include a proprietary seven-spoke cast aluminum frame. Celestion’s approach for this model uses a vented front plate that exhausts toward a series of peripheral vents located on the top of the back plate with a cone assembly of carbon and Kevlar loaded paper cone and large dust cap. This article was originally published in Voice Coil, November 2013.
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