Specifications
Optical External Transmitter1. Hot-plug
2. SBS 13~19dBm
3. AGC/MGC optional;OMI can be optimized
4. Bandwidth 47~862MHz
1550nm External Modulated Optical Transmitter
1.Used in the over-long trunk and distribution net in the large and middle cable television central station head-end.
Analogue digital hybrid transmission > 200Km (with dispersion compensation).Pure digital transmission (Without dispersion compensation) > 400Km, (With dispersion compensation) >700Km.
2.VAS in DWDM fiber CATV system
3.CFG dispersion compensates system
Performance | Index | Supplement | |||
Optic feature | Operating wavelength | (nm) | ITU-TG.692 standard wavelength | ||
| Wavelength ADJ. range | (nm) | ±1.6 | ±200GHz | ||
| Wavelength ADJ. mode | ±0.05nm stepping | ||||
| Wavelength stability | (Pm/°C) | -1~0 | Tc=20~70°C | ||
| Linewidth | (MHz) | Typ.=0.35 | FWHM, ( -3dB full width ) | ||
| Side mode suppression ratio | (dB) | ≥45 | SMSR | ||
| Equivalent noise intensity | (dB/Hz) | ≤-160 | RIN ( 20~1000MHz ) | ||
| Number of output port | 2 | ||||
| Output power of each port | (dBm) | 7.0, 8.5, 10, 12, 13 | 2×7, 2×9, 2×10, 2×12, 2×13, | ||
| Return loss | (dB) | ≥50 | |||
| Optical fiber connector | SC / APC | Optional FC / APC, LC / APC | |||
RF feature | Work bandwidth | (MHz) | 47-862 | ||
| Input level | (dBmV) | 18~28 | AGC | ||
| Flatness | (dB) | ≤±0.75 | 47~862MHz | ||
| Return loss | (dB) | >16 | |||
| Input impedance | (Ω) | 75 | |||
| RF connector | F-Female | ||||
Link feature | Transmit channel | PAL-D / 60CH | PAL-D / 99CH | ||
| CNR1 | (dB) | ≥54.0 | ≥52.5 | Back to back | |
| CNR2 | (dB) | ≥52.5 | ≥50.5 | 65Km optical fiber, 0dBm receive | |
| CTB | (dB) | ≤-65 | ≤-65 | ||
| CSO | (dB) | ≤-65 | ≤-65 | ||
| SBS restrain | (dBm) | 13~19 | Adjustable | ||
General feature | SNMP network management interface | RJ45 | |||
| Communication interface | RS232 | ||||
| Power supply | (VAC) | 90~265VAC | 50/60Hz | ||
(VDC) | -48 | 30~72 | |||
| Power Consume | (W) | ≤50 | Single power works | ||
Services and Guaranty:
1 Customer Service
We aim to do long term business and gain five-star ratings, so when there is any delievery or quality issue, pls feel free to contact us first before leaving any neutral or negative feedback. All emails would be replied within 24 hours during the working days(Friday to Saturday, 9AM-6PM,Beijing time).
2 Return & Refund Policy
Accept eligible returns within 7 days of receipt. Pls contact us for return address and RMA first.
Original payment will be refunded within 2 business days of receiving an authorized return. Buyer needs to pay for all standard shipping costs except that the return is the result of ours(e.g. defective or incorrect item).
3 Warranty
All products purchased from us are under three-month warranty.
Finally we wish you a happy shopping experiece with us!
Shipment:
Orders would be shipped within 3 working days upon receiving cleard payments when stock lasts. Delievery time depends on the shipping method, the following is the typical time:
Faster courier(Such as EMS, DHL, UPS...) would take 3-7 days;
Air mail(Hong Kong air mail, Singapore air mail) would take 10-20 days.
Package might be delayed occasionally by the Customs or the carrier, we sincerely hope each customer could give a few more days when this happens
About us:
Beijing W&F technology Co.,LTD is founded in 2006. It is a hi-tech company specialized in manufacturing and trading fiber splicing machine and testing equipments . Our company is one of the biggest communication test instrument suppliers which is located in Beijing - the capital of China.
Our main products as below:
1 Fusion Splicers,:sumitomo /fujikura /Chinese;
2 OTDR,:Chinese /Noyes / JDSU / EXFO /Yokogawa;
3 Fiber Cleaver:INNO/Chinese/Fitel/Sumitomo/Fujikura;
4Test instruments: optical power meters/optical laser sources/visual fault locators/PON power meters /cable fault locators;
5 Accessories: patch cords/ fiber optic pigtails/fiber optic adapters/optical attenuators /optic join closures/optical fiber tools;
Website: www.ur-brand.net www.ur-brand.net www.ur-brand.netwww.bjwftd.com
Products Showroom on china.cn: www.bjwftd.cn