Samsung SFT-202 - Manual (Page 28)

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Technical Specifications:
Electrical Specification
Video Inputs: Input impedance 75
Ω
0.7V pk-pk on R/G/B,
1V pk-pk on CVBS/Y
Video Outputs: Output impedance 75
Ω
0.7V pk-pk on R/G/B,
0.1V pk-pk on CVBS/Y into 75
Ω
load.
Audio Inputs: Input impedance >50k
Ω
AC coupled
Audio Outputs: Output impedance 600
Ω
AC coupled
Minimum load impedance 20k
Ω
Mains power: 90-250VAC 50-60Hz
Connectors
4 x Phono/RCA: Composite video out
0/12V out
Audio left
Audio right
RS232: 9 Way D RS232 DCE serial port
Modulator/Bypass: UHF in/out IEC male/female or:
VHF in/out F-type (country dependent)
Satellite IF input: F-type
Satellite IF loop out: F-type
Tuner
Loop though Digital tuner with LNB input, and loop output
Full power loop through supported
Frequency Range at LNB input: 920-2150MHz
Input connector: F-type female
Impedance: 75
Ω
Input sensitivity: -30 to -65dBm
LNB supply voltages
Supply voltage software switchable: 13V/18V
Current limit: 0 to 400mA
Software controlled LNB power on/off
LNB 22kHz Tone switching:
Amplitude: 0.6Vpp (
±
0.2V)
Frequency: 22KHz
±
2KHz
Duty Cycle: 50% (
±
20%)
Full DiSEqC specification V1.0 supported
Universal LNB supported
Software controlled on/off
0/12V accessory switch: Software controlled on/off
Demodulator and FEC
Demodulator: Fully DVB compliant
Type: QPSK
Filtering: 0.2 or 0.35 Square root raised cosine
Input symbol rate: 2 Msps to 45 Msps fully variable
Forward Error Correction:
Code rates supported: 1/2, 2/3, 3/4, 5/6, 7/8 (Auto Sensed)