Product manual

Contemporary Research 4 232-ATSC Digital HDTV Tuner
Physical
Size (HWD): 8.5” [216mm] wide x 2.43” [62mm] height (2RU) x 8.0” [203mm] deep
Weight: 2.25 lbs [1 kg]
Enclosure: Steel with black powder coat paint
Mounting: Rack mounting for one or two units side-by-side optional (RK1-HD, RK2-HD)
Front Panel
LEDs: DC Power (Green), RS-232 RX (Yellow), RS-232 TX (Red)
Control: Power, Volume Up/Down, Channel Up/Down
Display: Red LED Channel Display, dot separated major and minor channel numbers,
Air: Dot at end of display indicates Off-Air tuning
IR: IR sensor
Rear Panel
RF In: 2 'F', female, 75 ohm impedance, Off-air and cable
User can switch between inputs
Video Output: Simultaneous HDMI, Component/RGB, NTSC video out
Video Out: RCA composite video output, 1V p-p at 75 ohm impedance, 480i
Component Out: 3 RCA Y, Pr, Pb outputs (1080i/720p/480p/480i)
RGB Out: RGBHV DB-15 female (1080i/720p/480p, 59.95 Hz)
HDMI: HDMI receptacle, Type A, HD video and digital audio, version 1.2 (1080i/720p/480p), HDCP
Use PCM mode if HDMI audio connection is used
Audio Output: Simultaneous HDMI, Coax, Optical, and Stereo
Digital Audio SPDIF: Coax and TOSlink optical output, Dolby 5.1 AC3/PCM/Variable PCM
Analog Audio Out: Stereo RCA audio, Mono, Stereo, or SAP, variable level
RS-232 Control: DB-9 male, RS-232 data link to control system or PC, up to 9 tuners, 300-19,200 baud
IR In: 3.5mm stereo jack for optional IR-RXC IR Receiver
Sleeve= DC power+ from power jack input, limited to less than 100mA
Ring=DC power– (GND)
Tip= IR data signal
Power In: 2.1mm coaxial jack (inside center conductor positive)
1.3 A maximum, 11.5 to 15 VDC, 12 VDC typical