Directly modulated analog RF optical transceiver module(RFoF)

RFoF is a technology that transmits radio frequency (RF) signals over long distances with low loss via optical fiber. Its core idea is to use the RF signal as a modulation carrier directly as an optical signal without altering its frequency or modulation format, transmitting it "transparently" through the fiber. The receiving end then reconstructs the original RF signal.

contact us:lina@glhcoptical.com

 

Product introduction

The Mini-Direct Modulation Analog RF Optical Transceiver (HC-ROF-MINI Series) is a low cost, high performance analog broadband optical transceiver with a very wide dynamic range designed for fiber optic RF applications. A pair of transceivers will create a bidirectional RF-to-optical and optical-to-RF conversion and transmission link that can provide high spurious free dynamic range (SFDR) with multiple operating bandwidths selectable. The standard optical connector is FC/APC for low back reflection applications, and the RF interface is through a 50 ohm SMA connector. The receiver is a high performance InGaAs photodiode, the transmitter is a linear optical quarantine DFB laser, and the optical fiber is a 9/125 μm single-mode fiber operating at 1.3 or 1.5 μm.

 

 

 

Product features 

High SFDR

Flat response

Tight cast metal housing

1.2GHz/3GHz/6GHz three bandwidth options

1.3 and/or 1.5 μm with quarantine FP/DFB

 

  

 

Application

WiMAX / 4G LTE

5G communication

Satellite Earth Station

Shipboard RF distribution

 

 

 

Technical parameters (specifications)

 

Parameter

Symbol

Minimum value

Typical value

Maximum value

Unit

Remark

   Supply voltage

Vcc

11

12

13

Volts

 

   Power supply current

  (total current transmitted and received)

Icc

 

130

 

mA

 

   Laser output power

Po

 

2

3

mW

 

   Transmitter operating wavelength

λ

 

1310/1550

 

nm

 

   Receiver operating wavelength

λ

 

1310/1550

 

nm

 

 

   Operating       bandwidth

HC-ROF-MB-XX-01

 

B

1k~1.2G

 

Hz

 

HC-ROF-MB-XX-02

1k~3G

HC-ROF-MB-XX-06

1k~6G

   In-band flatness

 

 

±1

±1.5

dB

 

   Enter the P1dB compression point

Pin

-2

0

2

dBm

 

   Spurious-Free Dynamic Range

SFDR

95

100

 

 

 

   Input/output impedance

Z

 

50

 

Ω

 

   RF return loss

RL

 

-12

-10

dB

 

   RF link gain

G

-3

0

 

dB

 

   RF connector

 

SMA-F

 

 

   Fiber Port

 

Single Mode Fiber 900 um ProtectiveTube FC/APC Connector

 

   Weight

 

 

 

 

 

 

 

 

 

Technical parameters (limit parameters)

 

Parameter

Symbol

Minimum value

Maximum value

Unit

Remark

   Storage temperature (Case)

TS

-40

+85

 

   Operating temperature (Case)

TO

-25

+65

 

   DC supply voltage

VDP

+4

+6

V

 

   Maximum RF Input (Tx)

 

 

+10

dBm

 

   Maximum light input (Rx)

 

 

10

mW

 

 

 

 

 

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