SDC100
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User Manual
Rev. 3.0 - 09/10/01
Separation (50 Ohm output load)
45dB from 30Hz to 400Hz
55dB from 400Hz to 5KHz
65dB from 5KHz to 10KHz
60dB from 10KHz to 15KHz
Separation (600 Ohm output load)
50dB from 30Hz to 400Hz
60dB from 400Hz to 10KHz
57dB from 10KHz to 15KHz
Separation (10KOhm output load)
70dB from 30Hz to 5KHz
60dB from 5KHz to 10KHz
56dB from 10KHz to 15KHz
Subcarrier suppression (38KHz)
> 70 dB
THD (1KHz, output = +12 dBm)
< 0.03%
Signal / Noise ratio
-80 dB (DIN AUDIO), decoded, de-
emphasized left and right RMS
Power requirements
100-130Vac, 50-60Hz
198-250Vac, 50-60Hz
DC power requirements
24V, 500mA max
RDS Output (only with RDS card)
RDS Signal
as in CENELEC EN 50067 specs
Codification
Differential at two levels
Modulation
DSB with suppressed carrier
Frequency
57 Khz
Range
±2.4 Khz
RDS output level
20-1000 mVpp
Output impedance
100 Ohm
RDS user messages
16 words of 8 characters, whose 2 with data
and transmission time
Alternative frequencies
25
Message change
with IBM-compatible PC
Data preservation
10 years (in absence of power supply)
Connection
RS232-C standard
Comunication
Full Duplex
Velocity 1200 baud
RS232-C connector
9 Pin Cannon Female
Message management
checked with a microchecker
Telemetry connector
9 Pin Cannon Female
Содержание SDC100
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