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 13KHz, +/- 0.25dB depends on Audio
Encoder setting
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
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
Connector
SMA
COFDM Standard
Proprietary, 2.5 MHz channel spacing, OFDM
bandwidth of 2.44 MHz with 400 carriers.