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Baluns & Media Filters

5 products from the NCI National Communications Inc. catalog. Click a part number in the interactive catalog to add it to a quote for current pricing.

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3270 Type A Baluns

Balun stands for BALanced/UNbalanced and is measure din ohms. A balun is an impedance matching transformer. It is a passive device that converts the impedance of coaxial cable so that its signal can ru non twisted pair wiring, however, the signal can Passively converts Ethernet 1E EE802.3 10 Base-2 (50 ohm) Coaxial cable to (105 OHM) twisted pair cable. It is transparent at 10 Mbps up to 330 ft. Use din 10 Base-2 (Thinnet) LANS, point to point. Designed to connect a 3270 catagory-A device to unshielded twisted pair. Max. distance is 3000 ft.

Catalog page 12

Ethernet Baluns

This Video Adaptor is a twisted pair media balun that allows the transmission of basehand video and audio signals over Cat 3 or better 4 pair UTP Connections: Input: 3 BNC (female) Output: 8-position/ 8-conductor modular jack Distances: Cat5 Cable - 500’ (152m) Cat3 Cable - 330’(100m)

Catalog page 12

Video Adapter Balun

Connections: Video: BNC (female) Audio: Standard Phono Jack (2) Output: 8-position modular jack Distances: Color Transmission - 1500’(457m) Bl. & Wh. - 2500’ (762m)

Catalog page 12

Composite Video Adapter Balun

This video adapter provides the intrabuilding connectivity of RGB component video equipment to Cat 3 or Cat 5 unshielded twisted pair (UTP) wiring. This device is a twisted pair media adapter used to support red-green-blue (RGB) video monitors with resolutions of up to 640 by 480 pixels and refresh rates up to 72 Hz.

Catalog page 12

4/16MBPS RJ11 - No Line Cord

Now you can convert your DB9 Token Ring connector to an RJ11 or RJ45 connector for use with UTP cabling. Type 3A Token Ring cable can be use din place of the more expensive Type 1A cable, when using the Type 3 Media Filter. You can connect up to 72 workstations, achieve speeds up to 16Mbps and have workstations up to 200 feet away from their MAU’s. Available in 4/16 Mbps version, so you can run at 4Mbps.

Catalog page 12