SW Version 2.04 30-January-2009 Page 128 of 128
D.5 Stereo Sound Specifications
: According to ETSI EN 300 163 v1.2.1
Fully synchronous operation
NICAM modulation
Digital J17 pre-emphasis.
Modes : B/G or I
Carrier frequency : 5.85 and 6.552 MHz
: Stereo/ single mono mode Audio input
(Reserve sound flag on/off)
Input precision : 16 bit, 32 kbit/s
Latency : 1 ms (for stereo)
Output precision : 10 bits
NICAM Carrier level relative to
vision carrier
: 20dB, adjustable ± 3dB
NICAM
Frequency accuracy : ± 1ppm
Two sound-carrier FM system
(A2)
: According to ITU-R BS.707, Annex 1
Frequency referred to vision
carrier
: f1=5.5 MHz, f2=5.742 MHz
Power referred to peak vision : f1= -13dB, f2= -20dB
Modulation : FM
Audio-bandwidth : 40 to 15 000 Hz
A2 Stereo
Audio output modes : Stereo/Dual Mono/Mono
D.6 Environmental Specifications
Operational Temperature : 0ºC to +40 ºC
Operational Humidity : 0% to 95% (non-condensing)
Storage Temperature : -20ºC to +70 ºC
Conditions:
Storage Humidity : 5% to 95% (non-condensing)
Power : Input voltage 110V/240V, 47-63 Hz
Power supply rating : 300W each
Fuse : T250V 5A
Number of power supplies : 1 or optionally 2
Control : Power supplies are monitored from
GUI and via diodes on chassis
Power:
Interface : Hot-swappable, mounted on opposite side of
input/output cards.
Cooling : Integrated fans (airflow front-to-back)
#of fans : 4
Control : Fans are monitored from GUI and via diodes
on chassis
Fans:
Interface : Hot-swappable, mounted on opposite side of
input/output cards.
Dimensions : 19” x 4RU
: Telco – cable in front
Physical:
Mounting options
: Broadcast style – cable in back
Specifications and product availability are subject to change without notice.
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