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HT1300 Series Internal Modulation Optical Transmitter

HT1300 optical transmitter is designed according to the CATV standard. It modulates the CATV RF amplitude signal into a 1310nm/1550nm optical signal, and then transmits it to the optical node in the HFC network through a single-mode optical fiber. It is mainly used for medium-sized TV signal
network transmission and can be used for many purposes. The high-power optical amplifiers are used for the laying of fiber-to-the-home (FTTH) networks. The HT1300 optical transmitter is equipped with a reliable and stable optical output power circuit and a pump laser thermoelectric cooler temperature control circuit to ensure the best performance of the equipment. Professional cooling structure design, intelligent temperature control fan, low power consumption. It is an ideal choice for building CATV secondary network signal transmission.
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HT1300 Series Internal Modulation Optical Transmitter

HT1300,主图_副本1

1. Application

· 1310nm/1550nm optical fiber transmission network; 

· Build CATV secondary network signal transmission; 

· Cooperate with multi-port high-power optical amplifier to build the fiber-to-the-home (FTTH) network.

2. Features

·International famous brands high-performance DFB lasers are adopted, narrow spectral lines, good linearity, and high output power. 

· The drive circuit adopts advanced multi-frequency RF predistortion technology and RF power automatic processing technology, which can automatically optimize the drive level so that the C/CTB, C/CSO, and C/N indicators are always at optimal values. 

· 32-bit ARM processor can efficiently coordinate the working status of each module and accurately monitor and control each operating parameter. 

· Laser temperature stabilization circuit (ATC) and optical power output stabilization circuit (APC) ensure optimal laser performance. 

· 47-862MHz (1000Mhz can be customized) operating bandwidth. 

· Reserved dual module structure, can increase the function of light emitting, EDFA, light collection, RF switch and other functional modules, can achieve a multi-purpose machine. 

· Modular structure, easy to extend the function of the equipment and maintenance. 

· Standard network management interface, in line with SNMP network management protocol. 

· The dual power supply is hot backup, snap-type fixed, one-touch pull. Easy to operate, firmly fixed. Voltage 220V & 110V & 48V optional.

3. Principle drawing

屏幕截图 2026-02-27 103913

4. Limit parameter


Technical parameters

HT1300-3***

HT1300-5***

Maximum received optical range

1310nm±20

1550nm±15

Lowest input level

75~90dBuV(Recommended Best Value 80dBuV)

The highest input optical power

2~30mW

3~10dBm

Extreme operating temperature

-5℃ ~+45℃

Limit supply voltage

AC220V(160V ~ 265V) /AC110V(90 ~130V)/DC48V(38 - 58V)

5. Technical parameters

Technical Parameters

HT1300-3***

HT1300-5***

Output optical power

2~30mW

3~10dBm

Wavelength

1310nm±20

1550nm±15

Laser type

DFB laser

Optical modulation

Direct light intensity modulation

Optical connector form

FC/APC&SC/APC(customize)

Frequency Range

47~860MHz(customize 1000MHz)

RF input level

75~90dBuV(Recommended best value 80dBuV)

In-band flatness

±1dB

AGC accuracy

0.5dB

MGC adjustment range

0~15dB

RF input impedance

75Ω

Input reflection loss

≥16

C/CTB

≥65

C/CSO

≥60

Carrier to noise ratio (C/N)

≥51

Supply voltage

AC220V(160V ~ 265V) /AC110V(90 ~130V)/DC48V(38 - 58V

Total power consumption

<12W

Operating temperature

-5℃~+45℃

Relative humidity

95% max, no condensation

Storage temperature

-30℃~+70℃

Product net size

357(W)*482(L)*44(H)

Single product packaging size

595(W)*490(L)*120(H)

FCL package size (2 sets)

595(W)*490(L)*230(H)

6852580639dbff331d89595f0faf2ab



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