Appear TV SC2000 - Rf Output Specifications

SW Version 2.04 30-January-2009 Page 127 of 128
0.0 to 5.0MHz : +/-0.5dB
0.0 to 5.5MHz : +0.5dB/–1.5dB
5.5 to 5.8MHz : +0.5dB/-3dB
Video Output Level (700mV) : +/-3%
Synchronization Level (300mV) : +/-3%
Parameters specific to 525 line video
Frequency Response
0.0 to 4.2MHz : +/-0.5dB
4.2 to 4.5MHz : +/-0.5dB/-1.5dB
Video Output Level : +/-3 IRE
Line Synchronization Level : +/- 1.5IRE
Number of stereo outputs per video : 1
Decoding of the following formats is supported: : MPEG-1 layers 1 and 2
(Musicam)
MPEG-2 layer 2
Bitrates : 32kbps to 384kbps
Sampling rates : 32kHz, 44.1kHz and 48kHz
Connector : Mini-XLR or D-SUB (depends
on version)
Output format : Balanced
Lip synch : Assumed correct in TS
Output Level : 0dBm in 600Ohm (0dBu)
Output Level Adjustment : -6dB to +6dB, step size 0.5dB
Output Impedance : <50ohm
Frequency response : fs=44.1 or 48kHz
+/- 0.5dB (20Hz to 20kHz)
fs=32kHz
+/-0.5dB (20Hz to
14.5kHz)
+0.5dB/-1.5dB (14.5kHz–
15kHz)
THD+N at +9dB : <-63dB (20Hz – 20kHz)
IMD at 9.95 – 10.05kHz 0dB : <-50dB
Inter channel phase : <3deg
Audio Output:
Idle Channel Noise (DAC active) : <-74dB
D.4 RF Output Specifications
Analogue modulation : PAL B/G
RF Output Frequency Range : 47– 862MHz
RF Tuning Step Size : 12.5 kHz (TBD)
Output Level : 105 to 117 dBµV
Output Level Adjustment Step Size (GUI) : 0.1 dB
Connector : Type F, female
Output Impedance : 75ohm
Return loss : ≥ 14dB (typical 16dB)
Audio Carrier Output Level (relative to video
carrier)
: -13dB, min -15dB, max -12dB
Video Carrier frequency stability : ± 30 kHz
Audio inter carrier frequency stability : ± 5 kHz
C/N in channel* : Typically 57 dB
Carrier to Spurious (in-channel) : >60dB
Carrier to Spurious, full band (40 – 862MHz) : >60dB (47-400 MHz)
>55dB (400-862 MHz)
Carrier to Spurious, Low Spurious versions** : ≥ 65dB
Carrier local oscillator (at minimum output level) : ≥ 60dB (47-862 MHz)
: ≥ 65dB (47-600 MHz)
VHF/UHF:
Single channel intermodulation
≥ 60dB (600-862 MHz)
Differential Gain : <3 %
Differential Phase (B/G/I) : <2 º
Group Delay Variations (B/G/I) : 80 ns (to be confirmed)
Luminance Non-Linearity (B/G/I) : < 2 %
Video (demodulated
video)
2T K Factor : <1.5 %
*Measured on the output of one carrier after demodulation in the 200 kHz to 5 MHz band, unified weighting.
**For the low spurious versions, the maximum carrier to spurious is better then 65dB. The low spurious
version comes in the following bands:
Low band : 47-340 MHz
Mid band : 330-640 MHz
High band : 480-862 MHz