Go to the profile of David Hallmark

David Hallmark

Engineering Manager, Cal Coast Telecom
Go to the profile of Jeffrey Phillips
Jeffrey Phillips

Senior AV Systems Manager, Sound Marketing

I'm a 35+ year industry veteran, and still discovering new people, approaches, technologies, products every day. I'm an audio guy at my core, with proficiencies in acoustic remediation, control systems, video and dvLED as well. Always something fun to learn. 
Xchange Members
United States of America
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