China Optical Receiver/CATV Indoor Four-Way Return Optical Receiver, Find details about China Optical Receiver, Four Way Return Receiver from Optical Receiver/CATV Indoor Four-Way Return Optical Receiver
l Optimized circuit design, SMT process production, optimized signal path, make the photoelectric signal transmission more smooth.
l SCM control working status, LCD displays the parameters, convenience and intuitive operation, and stable performance.
l Excellent AGC characteristic, keep stable output level in the received optical power range -10~0dBm.
l Can switch to burst mode, greatly reduced the link aggregation noise; with single way RF shut off function, the localization diagnosis of ingress noise is easy.
l Support dual power supply hot backup mode and four-way mixed output mode.
l Reserved data communication interface, can connect with class II network management responder, access to network management system.
Specification
Item | Unit | Technical Parameters | ||
Receiving OpticalPowerRange | dBm | -10~0 | ||
OpticalAGCRange | dBm | -10~0 | ||
Nominal Optical Wavelength | nm | 1100~1600 | ||
Optical Fiber Connector Type |
| FC/APC, SC/APC | ||
Optical Return Loss | dB | >45 | ||
Frequency Range | MHz | 5~200 | ||
Output Level | dBμV | ≥105 | ||
Flatness in Band | dB | ±1 | ||
Return Loss | dB | ≥ 16 | ||
Output Impedance | Ω | 75 | ||
Adjustment Range of Output Level | dB | 10 (Normal mode, turn on the optical AGC function) | ||
30 (Normal mode, turn off the optical AGC function, adopt MGC control) | ||||
30 (RFOG burst mode) | ||||
The Accuracy of RFTestPort | dB | -20±1 | ||
Isolation between channels | dB | >65 | ||
RF connector type |
| Female F connector or male F connector | ||
NPR DynamicRange | dB | ≥15 (NPR≥30 dB) Use DFB laser | ≥10 (NPR≥30 dB) Use FP laser | |
Supply Voltage | V | AC90V-250V/50Hz or DC -48V | ||
Consumption | W | 20 | ||
Operating Temperature | ºC | -20~ +45 | ||
Storage Temperature | ºC | -20 ~ +65 | ||
Relative Humidity | % | Max 95% no condensation | ||
Dimension | mm | 483 (L) × 365 (W) × 44 (H) |
Note: The nonlinear distortion index, link flatness and noise power ratio dynamic
range are the indexes of link that is composed of return optical transmitter
and return optical receiver.
Burst Mode* | |||
Laser turn on threshold | dBμV | ≥70 | |
Laser turn off threshold | dBμV | ≤62 | |
Laser turn on time (t1) | us | 0.5≤ t1 ≤1 | |
Laser turn off time (t2) | us | 0.5≤ t2 ≤1.5 |