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Newtec BWC0900 Bandwidth Canceller

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  • Supports multiple bandwidths
  • Compliant with Newtec's FlexACM
  • Remote management and monitoring tools
  • First-in-class cancellation performance


SKU: SATRES-173317

IF-70MHz and 140MHz Electrical Specification
Interface
USB USB-B Male (SW upgrade only)
Fault RS232, DB9-Male
M & C RS232, DB9-Male
Hout
Output Impedance 75 Ohm, BNC-Female
Output Return Loss > 10 dB
Output Level Hin -4 dB
Hin
Center Frequency 70 +/- 18 MHz, user selectable in 1 kHz increments

140 +/- 36 MHz, user selectable in 1 kHz increments
Input Impedance 75 Ohm, BNC-Female
Input Return Loss > 10 dB
Input Level 0 dBm to -30 dBm
Amon
Output Impedance 75 Ohm, BNC-Female
Output Return Loss > 10 dB
Output Level 10 dB below Ain
Ain
Center Frequency 70 +/- 18MHz, user selectable in 1 kHz increments

140 +/- 36 MHz, user selectable in 1 kHz increments
Input Impedance 75 Ohm, BNC-Female
Input Return Loss > 10 dB
Input Level -30 to -60 dBm

> -30 to -60 dBm for any single A or R carrier
Rout
Output Impedance 75 Ohm, BNC-Female
Output Return Loss > 10 dB
Output Level -30 dBm to -50 dBm
Rmon
Output Impedance 75 Ohm, BNC-Female
Output Return Loss > 10 dB
Output Level 10 dB below Rout
L-Band Electrical Specification
Interface
USB USB-B Male
Fault RS232, DB9-Male
SNMP RJ45 Female
Serial RS232, DB9-Male
10MHz Input Reference SMA Female
HinL
Input Frequency L Band
Input Impedance 50 Ohm, N Female
Input Return Loss > 10 dB
Input Level 0 dBm to -30 dBm
Hin
Input Frequency 70 MHz
Input Impedance 50 Ohm, BNC Female
Input Return Loss > 10 dB
Input Level -3 dBm
Hmon
Output Frequency L Band
Output Impedance 50 Ohm, SMA Female
Output Return Loss > 10 dB
Output Level 10 dB below HinL
AinL
Input Frequency L Band
Input Impedance 50 Ohm, N Female
Input Return Loss > 10 dB
Input Level Max -5dBm total power in 950MHz-1750MHz BW

-20 dBm to -50 dBm in desired 25MHz BW

(Maximum input power reduces by 3dB for each halving of desired BW)
Ain
Input Frequency 70 MHz
Input Impedance 50 Ohm, BNC Female
Input Return Loss > 10 dB
Input Level -3 dBm
Amon
Output Frequency L Band
Output Impedance 50 Ohm, SMA Female
Output Return Loss > 10 dB
Output Level 10 dB below AinL
RoutL
Output Frequency L Band
Output Impedance 50 Ohm, N Female
Output Return Loss > 10 dB
Output Level -20 to -50 dBm
Rout
Output Frequency 70 MHz
Output Impedance 50 Ohm, BNC Female
Output Return Loss > 10 dB
Output Level -20 dBm
Rmon
Output Frequency L Band
Output Impedance 50 Ohm, SMA Female
Output Return Loss > 10 dB
Output Level 10 dB below RoutL
Performance Specifications
Processing Bandwidth 190 kHz to 72 MHz – Depending on Model
Cancellation 30 dB MIN, 35 dB typical
Median Synchronization Time < 15 s, from initial power on

< 4.5 s, from interruption of Hin signal > 0.5 s

< 1.5 s, from interruption of Hin signal < 0.5 s
Maximum Number of H Carriers Up to 30 optional
Maximum Number of R Carriers Any
Maximum Delay Variation +/- 140 ns/s
Processing Latency
Input Signal Conditions
Signal Format
  • Receive signals from satellite (contains combined forward(s) and return(s))
  • Transmitted signal towards satellite (modulator signal)
  • Echo cancelled version of Receive signals from satellite
Symbol Rate 1MBaud to 65MBaud

(Dependent on Model)
Modulation Formats BPSK, QPSK, OQPSK, 8PSK, 16QAM, 16APSK, 32APSK, 64QAM
Spectral Roll-off 10 – 35%
SSB Phase Noise of A Signal –42 dBc/Hz at 10 Hz

–72 dBc/Hz at 100 Hz

–81 dBc/Hz at 1 kHz

–90 dBc/Hz at 10 kHz and above
Linear Distortion of Hd, relative to H
Amplitude 0.5 dB peak-to-peak over symbol rate bandwidth
Group delay 0.2 symbol periods peak-to-peak over symbol rate bandwidth
Dynamic Range of Hin Signal 30 dB
Dynamic Range of Ain Signal 30 dB composite
Expected Path Delay 230 — 290 ms
Ain Frequency offset from expected < 8 kHz, 16kHz, 32kHz, 64kHz, 128kHz selectable.

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