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Other devices — Silent Power OMNI LAN

Description, images, technical data and specifications

Silent Power OMNI LAN
Image source - (c) Silent Power

The OMNI LAN from SilentPower is a network switch built for hi-fi streaming setups and designed to keep electrical noise carried over the home network away from streaming components. One chassis combines optical galvanic separation, a femto-precision internal clock and a front-panel colour display, and the European price was EUR 800.

Key specs that matter

The 13 ports are split into two sections. The standard input section has eight RJ45 ports and one SFP slot for an optical module, serving routers, servers and other network equipment. The Ultra-Pure output section is reserved for streamers and has two RJ45 ports, one SC single-mode optical port and one M12 X-code 8-pin connector. Bandwidth is rated at 1000 Mbps with a transfer rate of 120 Mbps, data jitter is 0.052 ms and packet loss stays at or below 0.1 percent. Isolation voltage is 5 kV RMS. The case measures 214 x 158 x 41 mm, weighs 1.06 kg and can be rack mounted.

Engineering and use context

The standard ports use single-stage isolation, while the Ultra-Pure ports get three-stage galvanic isolation in which incoming data is converted to light and back, so input and output share no electrical path. Timing comes from the GMT femto-precision clock, which has both sync input and output. A BNC input accepts an optional 10 MHz external reference as a sine or square wave at 1 Vpp nominal into 75 ohms, and synchronisation to it is optional. The switch runs on DC between 9 V at 1.5 A and 15 V at 0.9 A, centre positive, and SilentPower specifies its iPower supply with active noise cancellation, followed inside by multi-stage LC filtering. Consumption is about 7 W with no signal and about 10 W at maximum. Three grounding modes, DC-RF, RF and ISO, deal with ground loops in larger systems. The TFT screen shows live bandwidth for each port and can be rotated, and the iFi Nexis app handles remote control and over-the-air firmware updates. The warranty runs for 12 months.

Pairing

A network streamer or renderer belongs on the Ultra-Pure section, where the SC and M12 connections serve streamers with optical or industrial Ethernet inputs. The router, NAS and computers go on the standard ports, and an SFP module takes a fibre line coming from the router.

Specifications

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