Guangtai AGC Snmp Bi-Direction Optical Receiver / Optical Node Ngb-9924
Product DescriptionNGB-9912 ( two-port ), NGB-9924 ( four-port ), is a type of high-grade AGC, Network management, Bi-direction, outdoor optical receiver. Various operating parameters of machine are microprocessor-controlled, LED display. Through the keys of machine can adjust and set EQ,ATT. Optio......
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Product Description
NGB-9912 / N: AGC, Bi-direction, 2 ports output outdoor optical receiver, With network management Transponder.
NGB-9912 / O: AGC, Bi-direction, 2 ports output outdoor optical receiver, Without network management Transponder.
NGB-9924 / N: AGC, Bi-direction, 4 ports output outdoor optical receiver, With network management Transponder.
NGB-9924 / O: AGC, Bi-direction, 4 ports output outdoor optical receiver, Without network management Transponder.
1. Excellent AGC characteristics: Pin: -9.0dBm~+2dBm, ΔVo : ≤±1. 0dB.
2. Variety of machine operating parameters controlled by the microprocessor , LED display.
3. Output level and slope, adjust and set through the microprocessor.
4. High performance, high reliability.
5. Best cost performance of industry.
1. HFC
2. FTTC,FTTN
| Performance | Index | Supplement | ||
| Optic feature | CATV work wavelength | (nm) | 1260~1620 | |
| Responsivity | (A/W) | ≥0.85 | 1310nm | |
| ≥0.9 | 1550nm | |||
| Optical AGC control range | (dBm) | +2 ~ -9 | ||
| Optical return loss | (dB) | ≥50 | ||
| Fiber linker | LC/APC | OptionalSC / APC , FC / APC | ||
| RF feature | Work bandwidth | (MHz) | 47~862 | NGB-9912, NGB-9924 / *- 0 |
| 52~862 | NGB-9912, NGB-9924 / *- 4 | |||
| 88~862 | NGB-9912, NGB-9924 / *- 6 | |||
| Flatness | (dB) | ≤±1.0 | ||
| Output level | (dBμV) | 108±1.0 | Pin:-9.0~+2.0dBm | |
| AGC feature | (dB) | ≤±1.0 | Pin:-9.0~+2.0dBm | |
| Output level adjust range | (dB) | -20~0 | ||
| Return loss | (dB) | ≥14 | 47 ~ 862MHz | |
| Output impedance | (Ω) | 75 | ||
| RF tie-in | F-Female | |||
| Analog TV Link feature | Test channel | 59CH(PAL-D) | 47~550MHz analog | |
| Digital QAM | 550-862MHz | |||
| OMI | (%) | 3.8 | ||
| CNR | (dB) | ≥52 | Pin=-2dBm | |
| CTB | (dB) | ≤-65 | Vo = 108 dBμV | |
| CSO | (dB) | ≤-60 | Vo = 108 dBμV | |
| HUM | (dB) | ≤-60 | ||
| Return transmit feature | Optical emission wavelength | (nm) | 1310 | 43×4, 63×4 |
| 1550 | 45×4, 65×4 | |||
| 1590 | 49×4, 69×4 | |||
| 1610 | 46×4, 66×4 | |||
| Laser type | DFB | 4×D4, 6×D4 | ||
| FP | 4×F4, 6×F4 | |||
| Optical output power | (dBm) | 2~4 | ||
| Optical connetor type | LC / APC | Optional SC / APC , FC / APC | ||
| RF operating bandwidth | (MHz) | 5~42 | NGB-9912, NGB-9924 / *- 4 | |
| 5~65 | NGB-9912, NGB-9924 / *- 6 | |||
| Input level | (dBμV) | 85~90 | ||
| Input Impedance | (Ω) | 75 | ||
| Laser turn-on time | (us) | 0.5~1.0 | ||
| Laser turn-off time | (us) | 0.5~1.5 | ||
| General feature | SNMP network management interface | RJ45 | ||
| Power supply | (V) | AC ( 150~265 ) V | AC220 | |
| AC ( 35~90 ) V | AC60 | |||
| Power Consume | (W) | ≤15 | ||
| Work temp | (ºC) | -40 ~ +60 | ||
| Storage temp | (ºC) | -40 ~ 65 | ||
| Work relative temp | (%) | 5 ~ 95 | ||
| Size | (mm) | 240×240×150 | ||
1. What are the payment terms of payment?
Usually, we accept T/T, PayPal, Western Union, and Alibaba Trade Assurance. You can select the terms of payment which is more convenient for you.
2. What about the lead time?
Usually, if there's stock, we ship the goods within 5-7 working days after the deposit is confirmed. If it is out of stock, the lead time depends.
3. How about the shipping?
When the package is small, we will deliver the goods via international Express like FedEx , DHL,TNT and UPS and so on. Door to door delivery service will be provided; while the goods have high weight and volume, we suggest using air or sea shipment.
4. Can you do OEM for us?
Yes. if there is a certain order quantity, we can do OEM including printing, logo, and customized model for you.
5. What are the advantages of your products?
A. Good quality and competitive prices
B. Strict quality control during production process.
C. Professional operations in processes of production, sales, assembling, packaging and shipping
D. Good after-sale service. Professional online technical support can be provided. Moreover, if there is any problem of the goods, we will help to solve the problem or provide replacement of the goods
6. How about the Warranty?
There are 12 months for the warranty. While the warranty is not responsible for those broken by violence or updated with other brands.
