DSL Solutions • DSL Solutions • A local area network stretching over several kilometers? • No problem with DSL products from Black Box. While the extent of local area networks was greatly limited in the past by the tight restrictions imposed b...

...DKM Extenders according to your needs and shows you which link cables are required for the corresponding set-up. • Please verify your configuration with our pre-sales engineers and discuss the most suitable application meeting your requirements.

PoE Power over Ethernet • What is PoE? • The seemingly universal network connection, twisted-pair Ethernet cable, has another role to play, providing electrical power to low-wattage electrical devices. Power over Ethernet (PoE) was ratified by...

...you use Cat5, 6 or 7 cables. Here you need a separate cable for every RJ45 port if you want to go for Gigabit or have at least the chance to do so. Furthermore you have only limited control on the outlet itself. Disabling a port may be possible t...

...without using cables. • Modbus or Profibus • Certain equipment is able to deal with protocols like Modbus or Profibus which are based on standard interfaces like RS485. In special RS485 splits up into Half- and Fullduplex, Point to Point a...

Gigabit Ethernet • Gigabit Ethernet • As workstations and servers migrated from ordinary 10-Mbps Ethernet to 100-Mbps speeds, it became clear that even greater speeds were needed. Gigabit Ethernet was developed for an even faster Ethernet stan...

Common display configurations • Common display configurations • Individual video screens • The most common digital signage application is individual video screens displaying information. Often multiple screens in various locations are networke...

Ground loops. • Ground-Loops • Voltage flows • A ground loop is a current across a conductor, created by a difference in potential between two grounded points, as in two buildings connected by a run of RS-232 or other data line. When two devic...

...to fibre and run cables across an extra-long distance-up to 50 kilometres or more! • Have an Ethernet switch with RJ-45 ports? No problem! Use a converter to attach legacy AUI and BNC or new fibre segments. • What are Media Converters? • Medi...