Category Archives: Audiovisual

FSR to LXC-200 via telnet server

Posted on December 29, 2015 by

So, after all the work I put into investigating the HTTP RPC method, it turns out that the LXC-200 supports running a telnet server on a user-selectable port which communicates directly with the serial port. Select “Remote Session Method: Telnet … Continue reading →

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FSR fun: Bit-banging HTTP POST

Posted on December 29, 2015 by

So, now that I have the Aurora LXC-200 RPC API figured out, I’m moving closer to my ultimate goal of having an FSR FLEX-LT use an LXC-200 as an expansion serial port. There’s just one problem: The FLEX doesn’t speak … Continue reading →

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Scripting an Aurora LXC-200 from the command line

Posted on December 29, 2015 by

Aurora Multimedia produces a number of network-attached port expanders for their WACI line of A/V control systems. Among these is their LXC-200, which provides 3 RS-232 serial ports, 2 IR ports, 2 relays and 1 GPIO in a small, POE-powered … Continue reading →

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Atlona HTBaseT VGA/HDMI wall plate (AT-HDVS-TX-WP)

Posted on August 13, 2015 by

Part of my job entails the design and support of the audiovisual systems in 7 conference rooms in Charlottesville (as well as some support for those at other sites). Our rooms are used by a combination of internal staff and … Continue reading →

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Gear notes: Monoprice HDBaseT Extender

Posted on December 17, 2014 by

For NRAO’s off-site meetings, we bring our own AV equipment to the hotel/conference center; this reduces cost and guarantees equipment that we know works. This year was the first time we used HDBaseT in that equipment and I’m very happy … Continue reading →

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EDID Processing on Video Converters – A Rant

Posted on December 17, 2014 by

So, in the process of trying to help a colleague find a way to add HDMI support to an existing 5-BNC RGBHV switching system, I’m reminded of just how poor the state of EDID handling is on A/V equipment. Essentially, … Continue reading →

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