Characteristics

Unit

Value/Performance

General

* Module type, fitting the mainframe as attached

* 870 MHz forward bandwidth.

* High quality linear pre-distortion circuit.

* 6.3 mW optical output power.

* AGC / MGC, auto setup.

Optical Parameters

Laser Type

-

DFB Laser Module (OC-48 pinout compatible), with Isolator, with CNR = 51 dB min., CSO = 60 dB min., CTB = 65 dB min., brand name from G7/EU countries

Center Wavelength 

Nm

1310 ± 10

Connector

-

SC/APC (sleeve material: ceramic, connector with shutter)

Output Power ( min)

mW

6.3 (8 dBm)

RF Parameters

Input Level

dBmV/ch

15 to 25, or larger

RF Amplifier Technology

-

2 amplifier stages (CATV GaAs or GaN Amp. MMIC+CATV GaAs or GaN Power Doubling Amp. Modules; or CATV GaAs or GaN Push-Pull Amp. + CATV GaAs or GaN Power-Doubler Amp. Modules. All with brand name from G7/EU countries)

Gain Control Range

dB

0 ~ 10, or larger

Input Impedance

Ω

75

Return loss

dB

≥ 16

Bandwidth

MHz

82 to 870, or larger

Flatness

dB

≤ ± 0.75

Channel Loading

-

77 NTSC / 60 PAL channels + 320 MHz digital channels

Link Performance

(Test at temperature 25 degree C, 77 NTSC channels / 60 PAL channels Loading)

CNR

dB

≥  52 @ link loss = 9 dB (P_out = 8 dBm) / 14 dB (P_out = 13 dBm)

≥  51 @ link loss = 10 dB (P_out = 8 dBm) / 15 dB (P_out = 13 dBm)

CSO

dB

≤ -63

CTB

dB

≤ -65

Operating Temperature

°C

0 to 50, or larger