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LEE HARTMAN & SONS INC
AUDIO VISUAL SPECIALISTS SINCE 1936
Pro AV Catalog
6 Route 173 West
Clinton, NJ 08809
United States

Kramer Electronics USA, Inc.

Kramer manufactures and distributes high quality, value oriented solutions for AV signal management. Kramer’s approach includes innovative software solutions, combined with advanced hardware and cloud technologies. Kramer’s award-winning analog and IP-driven solutions for collaboration, streaming, and control are at the forefront of an ever-evolving Pro AV industry.

Model: AFM-20DSP-LE

AFM-20DSP-LE is a member of the Kramer XSPerience family of DSP products. AFM-20DSP-LE is an advanced, professional audio matrix switcher with 20 analog ports that can be configured as inputs or outpu
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TP-580TXR/RXR HDMI, Bidirectional RS-232 & IR over Extended Range HDBaseT Twisted Pair Transmitter/Receiver
Posted on Tuesday, June 4, 2013
TP-580TXR/RXR HDMI, Bidirectional RS-232 & IR over Extended Range HDBaseT Twisted Pair Transmitter/Receiver  Kramer's TP−580TXR and TP−580RXR are an extended range, twisted pair transmitter and receiver for HDMI, bidirectional RS−232 and IR signals providing a range of 180 meters (591 feet) in Ultra mode, when using Kramer DGKat623 cables. The TP−580TXR converts HDMI, RS−232, and IR signals into a TP signal that it transmits to a TP−580RXR receiver, and the TP−580RXR converts the TP signal back into HDMI, bidirectional RS−232 and IR signals. 
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Roanoke, Virginia
3236 Cove Road, NW
Roanoke, VA 24017
Phone: (540) 366-3493 | (800) 344-1832
Fax: (540) 362-4659
E-Mail: info@leehartman.com
Newport News, Virginia
11861 Canon Blvd., Suite R -
Newport News, VA 23606
Phone: (757) 873-4944
Fax: (757) 873-0915
E-Mail: lensley@leehartman.com
Hurricane, West Virginia
3 Davis Court, Hurricane, WV 25526
Phone: (304) 397-4100
Cell: (304) 545-8701
Fax: (304) 397-4101
E-Mail: lcox@leehartman.com
Baltimore, Maryland
8839 Kelso Street, Suite J
Baltimore, MD 21221
Phone: (410) 686-6975
Fax: (410) 686-5170
E-Mail: qmills@leehartman.com