User Manual

DTC COMMUNICATIONS, INC.
17
SPECIFICATIONS
Audio Encoding
Input Stereo or Dual Mono pair
Bitrates 28 kbps to 72 kbps depending on configuration
Sampling Frequency 32 kHz, 16 kHz or 8kHz
THD < 0.1% max
Response 20Hz to 6KHz, +/- 0.25dB
Crosstalk > 55 dB min
S/N 60 dB RMS
Composite Video Input
Standards NTSC (with and without pedestal) or PAL
Specification Rec. ITU-R BT.470-4
Connector Hirose
Composite PAL and NTSC decoding Eight-bit comb filtering composite decoder
Analog Audio
Analog Audio Input +10 dBu
Nominal Level +4 dBu
Data
Baud Rate Up to 115 kbaud
Connector LEMO
Scrambling
Scrambling type Fixed key scrambling system
Algorithms offered include AES.
COFDM RF output
Output Frequency Band Dependent
Occupied Bandwidth 2.44 MHz
Power 100 mW or 250 mW
Connector SMA
COFDM Standard Proprietary, 2.5 MHz channel spacing, OFDM
bandwidth of 2.44 MHz with 400 carriers.