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Digital Microwave Radio

Hong Kong Hengwei International Security Corporation Co., Limited  (VS-EN07or08or13or15)
Brief  Introduction:

The VS-EN07 series is a PDH digital microwave radio and the spectrum mask complies with the ETSI / FCC standard. The system design incorporates with state-of-the-art FPGA, ASIC and DSP (Digital Signal Processor) which provides feature rich and high reliability. The VS-EN07 series supports non-protected or 1+1 protected system configuration in frequency bands from 7GHz to 15GHz. It composes of IDU (Indoor Unit) and ODU (Outdoor Unit) with single IF cable connection. The ALC (Auto Level Controller) achieves the IF cable from 0 to 300 meters without any cable adjustment. Operating frequency and transmit power can be controlled by software, as well as the ATPC (Auto Transmit Power Control) is available.

Modular design of interface service cards applicable for different type of services, such as E3, E1 and/or Fast Ethernet. The LCD display and LED indicators provides system status and receive signal strength that simplify the installation process. Local and remote loopback facilities achieve the simple maintenance operation. 2 auxiliary data channels and order wire are provided. 4 sets of alarm input sensor and 5 sets of alarm relay are supported with single DB25 connector. The system supports standard SNMP, web page management and front panel keypad control.

Highlights:
1.Digital microwave design of spectrum mask comply with ETSI and FCC
2.Supports variable 1+0, 1+1, 2+0 non-protected or protected system configuration
3.Digital modulator and demodulator with FEC (Forward-Error-Correction)
4.Software adjustable operation frequency and transmit power
5.Supports ATPC (Automatic Transmit Power Control)
6.ALC (Auto Level Controller) supports the IF cable up to 300 meters without adjustment
7.Modular interface service card for E3, 4E1, 8E1, 16E1, 4E1+Fast Ethernet
8.System configure and diagnostic can be controlled locally or remotely
9.Management supports SNMP, Web and front panel keypad with LCD
10.Low power consumption by using 3.3V and 1.5V working voltage

Specifications:

Model

VS-EN07

VS-EN08

VS-EN13

VS-EN15

Frequency Range (GHz)

7.725 ~ 8.275

8.275 ~ 8.5

12.75 ~ 13.25

14.5 ~ 15.35

Spectrum Mask

ETSI / FCC

Adjustable Range

56 MHz

56 MHz

84 MHz

147 MHz

T-R Spacing

311.32 MHz

119 MHz

266 MHz

420 MHz

Antenna Connector

N-Type

BJ140

Throughput Bandwidth

7 MHz (4E1)  /    14 MHz (8E1)  /  28 MHz (16E1)  /       28 MHz (E3)

Transmitter (ODU)

Output Power (Standard / Optional)

24 / 27 dBm

20 / 23 dBm

Frequency Stability

ĄŔ5 ppm

ATPC Range

20 dB

ATPC Resolution

1 dB

Receiver (ODU)

Sensitivity (1 x 10-6)

-87 dBm (4E1)  /  -84 dBm (8E1)  /       -81 dBm (16E1)

RSSI Range

-20 ~ -80 dBm

RSSI Precision

ĄŔ3 dB Max.

RSSI Monitoring Voltage

0.1V / 1dB (-80 dBm=2V)

Modem (IDU)

Modulation

DPSK

Intermediate Frequency

310 MHz / 70 MHz

Service Card Types

4E1 / 8E1 / 16E1 / E3 / 4E1+Fast Ethernet

E1 / E3 Standard

ITU-T G.703

Jitter / Wander

ITU-T G.823

Data Rate

2.048 Mbps ĄŔ50ppm (E1)  /  34.368 Mbps ĄŔ20ppm (E3)

Line Coding

HDB3

Ethernet Standard

IEEE 802.2 / 802.3 /802.3u

Ethernet Rate

10/100Mbps auto sense

Interface Connector

Mini-coaxial (75ohms/E1) / RJ48 (120ohms/E1) / BNC (E3) / RJ45 (Ethernet)

Management

SNMP, Web, LCD Front Panel

Power Supply

Standard Input

-40 ~ -60 VDC

Consumption

8 Watts (IDU)  /  39 Watts (ODU)

Operation Environment

Working Temperature Range

-10 ~ +50 oC (IDU)  /  -35 ~ +55 oC (ODU)

Relative Humidity

20 ~ 90 % (IDU)  /  0 ~ 100 % (ODU)

Storage Temperature Range

-20 ~ +70 oC


Dimension:
Size (L*W*H) ……………………………282 x 44 x 254 mm (IDU)
                                                                     400x250x60mm (ODU)
Weight ……………………………………3 Kg (IDU)
                                                                     6.5 Kg (ODU)
Application:
         Hong Kong Hengwei International Security Corporation Co., Limited  app (VS-EN07)

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