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Contemporary Research 232-STS S-Video Stereo TV Tuner (232-STS)

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Contemporary Research 232-STS S-Video Stereo TV Tuner (232-STS)

Brand: Contemporary Research           P\N: 232-STS          

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Availability: Discontinued

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Contemporary Research Today’s integrated systems demand simplified installation, total control, full feedback, and proven reliability. That’s why Contemporary Research AV Tuners have been the trusted choice for control system pros for over ten years.


  • S-Video and composite video outputs

  • Stereo/SAP audio

  • Captive screw balanced/unbalanced audio terminal

  • Variable volume, bass, and treble control

  • Closed captioning and on-screen text

  • Switchable AV input

  • Inserts blue screen on video loss

  • Adds IR control sensors and input for external/wired IR control


  • Stereo S-Video TV Tuner

  • 8.5” [216mm] wide x 1.75” [38mm] height (1RU) x 6.0” [153mm] deep
  • 1.5 lbs [0.68kg]
  • Rack mounting for one or two units side-by-side optional (RK1, RK2)

  • NTSC television 55.25 to 801.25 MHz, 62.5KHZ fine tune resolution
  • +6dBmV max input, +4dBmV nominal
  • 125 channels in off-air, cable, HRC, or IRC modes

Front Panel:
  • AV Mute (Power)
  • Volume Up/Down
  • Channel Up/Down
  • RS-232 TX/RX LEDs
  • Red LED Channel Display
  • Stereo Indicator LED
  • IR Sensor

  • ‘F’, female, 75 ohm impedance

AV Input:

  • RCA Video, Stereo Audio

Video Out:
  • Composite RCA
  • S-Video Mini-DIN4

Audio Out:
  • 100 ohm balanced stereo
  • 200 Ohm unbalanced stereo
  • 5-Pin captive screw terminal

  • Stereo: Total Harmonic Distortion (THD): 1% maximum, 0.3% typical, 50Hz to 12KHz
  • Channel Separation: 25dB minimum, 30dB typical
  • Mono: Total Harmonic Distortion (THD) 0.5%, 0.1% typical, 20Hz to 20KHz

Max Level:
  • +4 dBu (1.2V RMS) balanced
  • 0 dBu (.8V RMS) unbalanced

  • 0 to -70 dB and mute, 64 steps

RS-232 Control:
  • DB-9 male connector
  • User selectable 300 to 19,200 (9600 default) baud, 8 data bits, no parity, 1 stop bit
  • Employs standard ASCII strings from any terminal program, PC, or control system

Closure Control:
  • 2 momentary closure inputs - Channel Up (Pin 4), Down (Pin 9), GND (Pin 5) on DB9

IR Control:
  • Front-panel IR sensor
  • 3.5mm stereo jack on back
  • for external sensor

Closed Caption:
  • Modes CC1-CC4, TT1-TT4, On/On with Mute/Off modes, CG text times out for captions

  • White text over video or white text with black background over video, up to 32 characters, 13 lines

Video Sensing:
  • Displays blue video image

  • 2.1mm coaxial jack (inside center conductor positive)
  • 400 mA maximum, 11.5 to 16.5 VDC, 12 VDC typical

  • 12 VDC 500 mA power supply
  • RCA stereo audio adapter

Options (purchased separately):

  • IC-RC Wireless IR Remote
  • IR-RXC External IR Receiver
  • RK1 Single Rack Kit
  • RK2 Dual Rack Kit
  • CC-232 RS-232 Cable


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