The Gefen ToolBox 4K Ultra HD 8×8 Matrix (GTB-HD4k2k-848-BLK) is a small (about the size of the average hand) surface-mountable alternative to rack-mounted matrix switchers. This HDCP-compliant matrix routes eight 4K Ultra HD sources (on HDMI connectors) to any eight displays with HDMI inputs. Gefen says that resolutions up to 4K DCI (4096×2160@24Hz), 4K Ultra […]

I am going to put the truth out there right from the start. I went into an evaluation of a product completely biased. I totally believed that within two days of using a Microsoft Surface, I would be able to declare it was junk, and happily go back to my iPad. I guess the best […]

If pressed, I’d have to say that my two favorite tools in my toolbox are my multimeter and my SPL meter. The multimeter is a favorite because, as it’s name implies, it’s versatility allows you to measure everything electrical that needs measuring: voltage, amperage and wattage. Conversely, unlike the versatility of the multimeter, the SPL […]