(1) Ruikangda Science and Technology Development Co., Ltd.
The optical fiber transceiver of Ruikangda Technology Development Co., Ltd. is used in the actual network environment where Ethernet cable can't cover and optical fiber must be used to extend the transmission distance. At the same time, it is helpful to connect the last mile of optical fiber to metropolitan area network and external network company telephone (88946 165).
(2) Zhengzhou Science and Technology Development Co., Ltd.
The optical fiber transceiver of Zhengzhou Science and Technology Development Co., Ltd. is divided into single-mode optical fiber transceiver: transmission distance from 20km to 120km, and multimode optical fiber transceiver: transmission distance from 2km to 5km. Company telephone number (32658497).
(3) Shenzhen Zhengsheng Technology Co., Ltd.
Among the optical fiber transceivers of Shenzhen Zhengsheng Technology Co., Ltd., the transmission power of 5km optical fiber transceiver is between -20 ~ -20~- 14db, and the receiving sensitivity is -30db. The transmitting power of optical fiber transceivers with wavelengths of 13 10nm and 1550nm is mostly between-5 and 0 dB, and the receiving sensitivity is -38dB. Company phone number (54987624).
(4) Beijing Guangsu Technology Co., Ltd.
The optical fiber transceiver of Beijing Guangsu Technology Co., Ltd. is divided into desktop (stand-alone) optical fiber transceiver: stand-alone client equipment, and rack-mounted (modular) optical fiber transceiver: installed in 16 slot chassis, with centralized power supply. Company phone number (45678956)
(5) Shanghai Huatai Technology Co., Ltd.
The optical fiber transceiver of Shanghai Huatai Technology Co., Ltd. can be divided into non-network management Ethernet optical fiber transceiver: plug and play, setting the working mode of electric port through hardware dip switch, and network management Ethernet optical fiber transceiver: supporting carrier-level network management. Company phone number (88886666).