CATV Optical external Transmitter(VT-15XX)

1
1550nm External Modulation Optical Transmitter
(VT-15XX)
Features:
(1) Frequency Range: 45~862MHz.
(2) RF input level: 75dB~85dB.
(3) With AGC/MGC function, on-line RF control.
(4) Pre-distortion circuit makes excellent non-linear index.
(5) ATC/APC circuit ensure stability of every index.
(6) CPU status control, VFD display, user can test every work
Parameters at any time.
(7) Use big area fast-heating make out nature cold wind,
Improve Reliability.
(8) RF-input point and power supply with lighting proof
(9) Waterproof design, suitable for every bad environment
(10) Use high efficient SMPS, power supply: AC60V/220V/DC48V
Electric Parameter:
Bandwidth
45~750/862MHz
Flatness
±0.75dB
Input Return Loss
＞16dB(45~750/862MHz)
Input Impedance
75Ω
RF Gain Adjustment Range
0~10dB(AGC/MGC)

2
RF Input Signal Level Range
75dBμV~85dBμV
RF Connector Model
F-connector(mm/inch)
Power Supply
220V(110 ~265V/50Hz)
Optical Parameter:
Laser Type
DFB
Optical wavelength
1550±20nm
Optical Power(Optical Path Loss)
4、6、8、~24mW
Optical Fibre Type
SM（9/125μm）
Optical Connector
FC/APC,SC/APC
Path Parameter:
CNR
≥51dB
C/CSO
≤-60dB
C/CTB
≤-65dB
Environment Parameter:
Storage Temperature
-10℃~+55℃
Humidity
≤80％
Op.T.,Humidity
5℃~40℃，5％~70％
-10℃~+55℃≤80％Non-acidity
Dimension
L350mm×B195mm×H160mm
Weight
4.5kgs(Max.)