USER’S MANUAL. PRODIG-5
11/2006 Page 5
English
COFDM SIGNAL PARAMETERS
Carriers 2k / 8k (Selected by the user).
Guard Interval 1/4, 1/8, 1/16, 1/32 (Selected by the user).
Code Rate 1/2, 2/3, 3/4, 5/6, 7/8.
Modulation QPSK, 16-QAM, 64-QAM.
Spectral inversion Selectable: ON, OFF.
Hierarchy Indicates hierarchy mode.
QAM SIGNAL PARAMETERS
Demodulation 16/32/64/128/256 QAM.
Symbol rate 1000 to 7000 kbauds.
Roll-off (α) factor
of Nyquist filter 0.15.
Spectral inversion Selectable: ON, OFF
QPSK SIGNAL PARAMETERS
Symbol rate 2 to 45 Mbauds.
Roll-off (α) factor
of Nyquist filter 0.35.
Code Rate 1/2, 2/3, 3/4, 5/6, 7/8 and AUTO.
Spectral inversion Selectable: ON, OFF
VIDEO
Format MPEG-2 / DVB (MP@ML).
Services decoding Service list and PIDs
ANALOGUE SIGNALS MEASUREMENT
LEVEL MEASUREMENT
Measurement range
Terrestrial TV & FM bands 10 dBµV to 120 dBµV (3.16 µV to 1 V)
Satellite TV band 30 dBµV to 120 dBµV (31.6 µV to 1 V)
Reading Auto-range, reading is displayed on an OSD
window
Digital Absolute value calibrated in dBµV, dBmV or dBm.
Analogue Relative value through an analogue bar on the
screen.
Measurement bandwidth 230 kHz (Terrestrial band) 4 MHz (Satellite band)
(maximum band ripple 1 dB).
Audible indicator LV audio. A tone with pitch proportional to signal
strength.
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