Huatai NGB9921, is a type of high-grade AGC, Network management, Bi-direction, outdoor optical receiver. Various operating parameters of machine are microprocessor-control, ATT. Optional network transponder, implement remote network management.
Large dynamic range of optical AGC characteristics, support to -10dBm to +3dBm AGC range max, for FTTC, FTTN fiber access network. As a unit of CATV network RX, is a high performance, highly flexible, cost-effective CATV optical receiver.
Output stage have been used two, GaAs Power Doubler module to optimize. And RF output level can beached to 120dBμV max
High performance, high reliability
Excellent AGC characteristics: Pin: –10.0dBm~+3dBm, ΔVo : ≤±1. 0dB
Various operating parameters of machine are microprocessor-controlled, LED display
Output level and slope, adjust and set through the microprocessor
Return mode can select direct modulation return or burst modulation return
Best cost performance of industry
Receiver optic power and CNR
Function display and operating instructions