Contemporary Research

232-ATSC 4K HDTV Tuner


The 232-ATSC 4K HDTV Tuner, our 5th-generation HDTV tuner, adds new capabilities to the industry-standard 232-ATSC series. New features include tuning MPEG-4 programs, up to 4K 2160p output, and more efficient operation. The tuner is fully compatible the previous 232-ATSC 4 tuner for control, operation, and rack mounting. 
The integrator-friendly HDTV tuner is controllable with 2-way RS-232 and IP Telnet, as well as wireless and wired IR commands. An onboard Web page allows remote control over Ethernet via a web browser. A new menu-driven display simplifies setup.  The compact enclosure allows mounting of two tuners in a single rack space. 
A universal TV tuner, the 232-ATSC 4K can receive both analog and digital MPEG-2/H.264 channels, in ATSC, NTSC, and clear QAM formats.

Key Features

  • Tunes analog and digital channels in ATSC, NTSC, and clear QAM formats
  • Accepts H.264 encoded TV channels, as well as standard MPEG-2
  • Scales video output from 480p to 2160p
  • Simulcasts from HDMI and composite video ports, as well as stereo, and digital coax and TOSlink optical audio ports
  • Switches to RGBHV or Component output from front-panel settings, Web page or control commands
  • Outputs AC-3 or PCM/Variable PCM digital audio formats through the HDMI and digital audio ports
  • Front-panel text and on-screen menus for tuner setup
  • Web pages for remote setup and control
  • Supports dual Air/Cable tuning with optional RF-AB switch
  • Analog and digital closed captioning
  • Internal scaler displays channels at selected resolution
  • Rack-mountable two across in 1RU
  • Full ASCII 2-way RS-232 commands, AMX, Crestron, and RTI modules available, discrete IR commands
  • RS-232 can be daisy-chained to control up to 9 tuners from a single RS-232 port, or control any number of tuners via IP
  • Front-panel USB port for S37 firmware and rear USB for HD processor updates via a memory stick
  • Meets RoHS and California energy-saving standards
  • Includes HD2-RC IR remote, Universal Rack Mount Kit,  and 12 VDC power supply, when needed, also available with 8A 12 VDC supply that powers up to 4 tuners 
  • Options for single and dual rack mounts, external RF-AB RF switch

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