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III Specifications 

NO. 

Items 

Unit 

Performance 

Remark 

Optical   

Wavelength 

nm 

1260~1590 

 

Input Power Range 

dBm 

-20~0 

Recommended range, 

receiver will operate to 

-27dBm 

Return Loss 

dB 

>45.0 

 

Power Instruction 

Precision 

 

5% 

 

RF 

RF Passband 

MHz 

5~65 

 

Output Level 

dBmV 

≥20 

Input optical power is 

-20dBm, ATT is 0dB, 4% 

OMI 

Flatness   

dB 

≤±0.75 

 

Output Return Loss 

dB 

≥16 

 

Output Test Point 

dB 

-20±0.75 

 

10 

Isolation between 

Channels 

dB 

>70 

 

11 

CNR 

dBc 

≥51 

 

12 

CSO 

dBc 

≥60 

 

13 

CTB 

dBc 

≥65 

 

User Interface 

14 

Optical Connector 

 

SC/ APC 

Default value, FC/APC 

optional 

15 

Optical Fiber Type 

 

Single-mode 

fiber 

 

16 

RF Test Port Type 

 

Metric F head 

 

17 

RF Output Port 

Type 

 

Metric F head 

 

18 

Power Interface 

 

AC 110V 

 

General   

19 

Dimension   

mm

3

 

184×43×432 

W×H×L 

20 

Power Supply 

 

AC60Hz 

110/220V 30VA 

 

21 

Operating 

Temperature 

 

0~+50 

 

22 

Storage 

Temperature 

 

-25~+65 

 

 
 

Summary of Contents for MX4RR-LI

Page 1: ...ousing greatly increasing isolation between ports RFoG or Normal two operating modes optional High quality switching power supply wide range and high reliability Electric circuit safety over voltage l...

Page 2: ...isplay Status Button There are three buttons turns the page in the initial state increase output power decrease the amount of attenuation in the channel status 1dB step the minimum amount of attenuati...

Page 3: ...ver Figure 3 MX4RR LI low power return optical receiver has is fully functional it has an excellent RF signal amplifier and flatness correction circuit Modulation laser signal feeds into optical recei...

Page 4: ...OMI 7 Flatness dB 0 75 8 Output Return Loss dB 16 9 Output Test Point dB 20 0 75 10 Isolation between Channels dB 70 11 CNR dBc 51 12 CSO dBc 60 13 CTB dBc 65 User Interface 14 Optical Connector SC AP...

Page 5: ...eturn optical receiver produced by Maxcom undergoes strict production checks carefully packed before leaving the plant There is an operating manual and appendix in the packing case After receiving the...

Page 6: ...ransmission link index MX4RR LI low power return optical receiver s optical input port adopts high quality SC APC connectors you must choose the same type high quality active optical fiber connector i...

Page 7: ...to adjust the attenuator on the optical receiver adjust the receiver output power to appropriate level This equipment should be installed and serviced by personnel familiar with RF and optical equipm...

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