EM23 Ethernet over Coax EoC modem

EM23 Ethernet over Coax EoC modem 1. Could install 1~2 EoC master EM90; 2.Build-in Internal CATV signal data signal combine EoC Master EoC Slave EM23 Product Description

1,   OFDM modulation  technology, anti- interfere

2,    Link loss : the  maxium 90dB, transmitting distance :700m

3,    Support  VLAN and QoS

4,    Support SNMP Protocol, monitor the detail parameter remote or local

5,    horizontal or vertical installation

6,    with 2 inputs & 2 outputs, maximal support 2 way Master Module

  

Technical Specification

No.	Parameters	Specifications
1	Frequency range	2 ~30MHz
2	Input impedance	75Ω
3	Input RF level range	-20dBm~20dBm
4	Output level	118dBμV Max
5	Modulation	OFDM 1024 sub-carrier
6	Adaptive Bit-Loading	BPSK,QPSK or 16,64,256QAM
7	Channel Coding	Reed-Solomon FECC, 4D-TCM
8	Power Spectrum Density	50dBm/Hz~-110dBm/Hz
9	Transmission Power Step	1 dB
10	Dynamic Range	90dB Max
11	Minimum Received	-70dBm without any noise Power level
12	Network Functions and Protocols	Slave MAC using advanced TDMA 802.1D Bridge and spanning tree protocol 802.1Q VLAN OVLAN specified for LS-HFC
13	Interface	RF connector:Metric Female or IEC Female optional
14		RF connector:TV lotus
15		Ethernet: 1 10/100Base-Tx
16	Operating Voltage	AC 150~240V
17	Consumption	6W
18	Opreating temperature	0~ 40
19	Dimension	190 x 130 x 32mm

Ordering information

ES23: has outer shell, suit for install in building directly;             EM23 is corridor-type EoC sub-headend with CATV and broadband data access function. EM23 has two low loss EoC data signal insert ports, two CATV input ports and two CATV and IP data output ports. Feature: 1. Could install 1~2 EoC master EM90; 2. Could make remote control via WEB  or  SNMP network management; 3. Internal CATV signal and data signal combiner; 4. With shell, which save shell space or could be installed directly; 5. Dimension: 300*230*65 mm.