Contemporary Research
4
232-ATSC+1 HDTV Tuner
Specifications
Physical
Size (HWD):
8.5” [216mm] wide x 1.75” [44mm] height (1RU) x 8.0” [203mm] deep
Weight:
2.25 lbs [1 kg
Enclosure
: Steel with black powder coat paint
Mounting
: 1RU Rack mounting for one or two units side-by-side (RK1, RK2EZ)
Cooling
: Not required for normal applications, where there many tuners in one rack, a rack fan is
recommended to add air flow
Front Panel
Display
: Text Display, white text on blue LCD:
Top line indicates channel number
Lower line indicates if RGB or YPbPr output is active, resolution of current channel, and Air/Cable tuning
IR:
IR sensor
Control:
Power, Menu, Setup and Select buttons
Up and Down (Channel Up and Down) buttons
Left and Right (Volume Up and Down) buttons
Mini USB Port:
for control and drag-and-drop firmware updates
Back Panel
Ethernet and Web page
: RJ-45 10/100 Ethernet connector
Air/Cable:
‘F’, female, 75 ohm impedance
Supports dual Cable and Air tuning with optional RF-AB RF A-B Switch
Video Output:
Simultaneous HDMI and NTSC video, switch between RGB and Component
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 1.3 (1080i/720p/480p), HDCP
Use PCM mode if HDMI audio connection is used to most displays (not all have Dolby)
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
Air/Cable (A/C)
: 3.5 mm output to operate the RF-AB RF A-B Switch
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)
1.1
A maximum, 11 to 14 VDC, 12 VDC typical,
13.2W 45 BTU, 15.2 W 52 BTU including power supply