Blankom 5100.83, Device Manual

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12. Technical data
TV input
Frequency range 42 ... 1002 MHz
Frequency raster 1 kHz
Connector F socket
Impedance 75 Ω
Through loss 2.5 dB max.
DVB-C demodulator
Symbol rate 1 ... 7.2 MSps
QAM constellation 16, 32, 64, 128, 256
Signal processing EN 300429 [1],
ITU J.83 Annex A/ C [8]
DVB-T demodulator
Channel bandwidth 6, 7, 8 MHz
FFT mode 2k, 8k
Guard interval 1/4, 1/8, 1/16, 1/32
FEC Convolutional Reed-Solomon code
1/2, 2/3, 3/4, 5/6, 7/8
Modulation COFDM
Constellation QPSK; 16 QAM; 64 QAM
Signal processing EN 300744 [6]
DVB-T2 Demodulator
Channel band width 1.7, 5, 6, 7, 8 MHz
FFT mode 1k, 2k, 4k, 8k 16k, 32k
Guard interval 1/4, 19/256, 1/8, 19/128, 1/16,
1/32, 1/128
FEC LDPC + BCH-Code 1/2; 3/5, 2/3, 3/4, $/5, 5/6
Modulation COFDM
Constellation QPSK; 16 QAM; 64 QAM,
256 QAM
Signal processing EN 302755 [7]
Mode adaption single PLP (mode A),
multiple PLP (mode B)
QAM modulator
Input data rate max. 75 Mbps acc. adjustment
symbol rate & QAM constell.
Symbol rate 1.0 ... 7.2 MSps
QAM modulation DVB-C
QAM constellation 16; 32; 64; 128; 256
Roll off 15%
Interleaving Conv. I=12
Forward error correction/ FEC
Reed Solomon/ (204, 188.8)
PSI-/ SI processing disconnectable
Zero stuffing continously
Signal processing EN 300 429 [3]
Test signals:
QAM test signal according adjustment symbol
rate & QAM constellation
Measurement signal unmod. carrier (signal level)
RF output
Output frequency range 45 ... 862 MHz
Tuning step 1 kHz
Max. output level 97 dBμV (per channel)
Total level settings
without loop 76 ... 94 dBµV (1 dB steps)
with loop 64 ... 82 dBµV (1 dB steps)
Indiv. level settings (offset) +3 ... -6 dB (0.5 dB steps)
Channel allocation adjacent channel ability
Connector F socket
Impedance 75 Ω
Return loss ≥ 18 dB 45 MHz
- 1.5 dB/ octave
Signal quality
MER ≥ 45 dB
Shoulder attenuation ≥ 53 dB
Spurious 45...862 MHz ≥ 60 dB
max. frequency stability 30 kHz
Output level stability ± 0.5 dB
Operating parameters
Voltage/ current 12 V ± 0.2 V/ max. 2.6 A
Residual ripple of the supply voltage
10 mV
pp
Environmental conditions
Temperature range -10 ... +55 °C
Temperature range for data keeping
5 ... 45 °C
Relative humidity ≤ 80 % (non condensing)
Method of mounting horizontal
Location of mounting splash-proof and drip-proof
Miscellaneous
Dimensions (l x w x h) 46 x 262 x 167 mm
Weight 1190 g
Delivery content
1x supply cable
1x network cable
2x F connecting cable 140 mm
2x terminating impedance
1x DIN rail clip
1x mounting accessories