Olson Technology MUSCLE-EM55X - Manual (Page 12)

OTOT-EM55X/XL Optical Transmitter Rev. x1 www.olsontech.com
11
Technical Specifications
Applications
• Electrical to optical conversion of multichannel CATV
signals like AM-VSB, FM and QAM signals
• Enables the usage of optical amplifiers (EDFA’s) as
boosters or repeaters in order to realize large scale HFC
networks
• Excellent performance in order to realize links exceeding
100km (XL-Version)
Features
• Low noise, narrow linewidth CW-DFB laser
• ITU-Grid wavelength (XL-Version)
• Wavelength adjustable ±100 GHz (XL-Version)
• Electro optical modulator with 2 optical outputs
• Automatic RF gain control: CW, video, manual mode
• 2 +6dBm optical outputs
• Adjustable SBS threshold up to 19dBm to increase transmission distance (XL-Version)
• Front panel RF test point -20 dB
• Dual, hot-plug-in power supply modules for 100-240 V
AC
, and -48 V
DC
• Web and SNMP Interface (XL-Version)
• RS232/RS485 control interface (X Version)
• Built-in Network Element Controller to poll slave devices like Olson Technology Optical Switches and Olson Technology
Optical Amplifiers via RS485 (a - version only)
• LC display and LED status indication
• General purpose I/O interface for remote functions
• Very thin, only 1RU design for mounting into 19”, ETSI or JIS racks
OTOT-EM55XL Performance
Parameter Units Specification
Optical Properties
Wavelength ITU-Grid (CH2-CH37)
Wavelength Adjustment Range [GHz] ±100 In Steps of 50
Optical Output Power [dBm] 2x +6.0dBm
SBS-Suppression [dBm] Threshold Adjustable Between +13 and +19dBm
Laser Linewidth [MHz] 0.3 (typical)
Electrical Properties
RF-Frequency Range [MHz] 47 – 1000
Flatness [dB] <±0.75 (47-860 MHz) <±1.5 (860 MHz-1 GHz)
Version xxx D84 N77
Channel plan PAL-D 84 NTSC 77
# of Channels: TV / FM (-4dB) /
QAM64 (-10dB) 84 / 0 / 0 77 / 0 / 0
Noise Bandwidth [MHz] 5 4
CNR Tx/Rx [dB] 52.5 53.5
CNR Link 1 [dB] 52.0 53.0
CNR Link 2 [dB] 50.5 52.0
CNR Link 3 [dB] 49.0 50.0
CSO Tx/Rx and Link 1 [dBc] 65 65