JRB Technical

John Birchman - Freelance AV Technician

Roanoke, VA area, also available for travel to Orlando and other convention markets.

Multicolor Sphere I am a multifaceted technician with 35+ years working with many different entertainment production aspects and technologies.

I have worked with audio, video, lighting, pyrotechnics, fireworks, laser display, film projection, video projection, water features, show control, fiber optics, digital signage, geo-fencing, electronics, and so much more.

Currently I am focusing mainly on Digital Signage, Digital Services, and LED Wall Lead work.

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I am familiar with standard video practices for Breakouts, Exhibits, and General Sessions. Analog and Digital formats, and projector setups.

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I am familiar with standard audio practices for Breakouts, Exhibits, and General Sessions.

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NEC Video Walls

I can do NEC Video Wall set ups and I do have NEC Display Wall Calibration software and Color Calibration Hardware available.

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LED Wall Lead

I have helped set up several different LED Tiles, including Absen, Barco, and others. Also familiar with NovaStar products and Mars and Pluto Software.

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Fiber Optics

I am a Certified Fiber Optic Technician (CFOT). I work mainly with Multi-mode Fiber for Events and AV Install. I can do fiber repair and terminations, troubleshooting, and link loss testing.

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Digital Services & IT

I often work in Digital Services and Event IT situations, setting up computers and printers, including networking aspects.

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I am familiar with both TurningPoint and Poll Everywhere Audience Response Systems. I do several regular events throughout the year for some of my clients.

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I can program GeoFencing for audio/video playback based on route locations for Bus, Boat, Train, etc.

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I have done a few small project integration and permanent install projects.

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PCB Layout & Electronics

I have some experience with PCB Layout for small electronics projects.

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Show Control

I can set up show control for small attractions and exhibits. I am familiar with the Alcorn McBride product line and WinScript software.

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Digital Signage

I work with different aspects of Digital Signage, including set up of BrightSign Digital Signage players and BrightAuthor content authoring. I own a small inventory of players for use for events and exhibits.

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