Description
Features
Technical Parameter
Review
Description
The VT-15XX series of externally modulated optical transmitter products is a new high performance 1550nm externally modulated CATV optical transmitter. The transmitter is 1U high and can be easily mounted on a 19" rack.
Features
- Frequency Range: 45~862MHz.
- RF input level: 75dB~85dB.
- With AGC/MGC function, on-line RF control.
- Pre-distortion circuit makes excellent non-linear index.
- ATC/APC circuit ensure stability of every index.
- CPU status control, VFD display, user can test every work Parameters at any time.
- Use big area fast-heating make out nature cold wind, mprove Reliability.
- RF-input point and power supply with lighting proof
- Waterproof design, suitable for every bad environment
- Use high efficient SMPS, power supply: AC60V/220V/DC48V
Technical Parameter
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) |
| 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.) |
