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Products Licensed Microwave Radio Low/Medium IP and PDH Capacity Tel-Link Encore 2 x E1 to 16 x E1 (38 GHz) Technical Specifications

Tel-Link Encore 2 x E1 to 16 x E1 (38 GHz) Technical Specification

Tel-Link Encore 38 GHz 2xE1 - 16xE1 Digital Microwave RadioTechnical Specifications - PDF Version (208 KB)



  • Simple configuration reduces technician time and lowers installation costs       
  • Spectrum Efficient 4 FSK Modulation       
  • Compact and Lightweight       
  • Display of Frequency in MHz, Transmit Power & Receive Signal Level in dBm       
  • Convection Cooling for High Reliability       
  • Local and Remote Loopback       
  • Mid-Air Interface with Tel-Link 


  • Embedded SNMP Agent       
  • Network Management System 

General Description

The Airlinx Tel-Link Encore Radio System provides a cost-effective solution to voice and data transmission requirements in capacities from 2E1 to 16E1. Operating at 38 GHz, the Tel-Link Encore features a new compact IDU and ODU with enhanced features that include line interface, digital multiplexing, alarms and diagnostics, service channel and network management interfaces.  

Tel-Link Encore features user accessibility functions including Transmit Power, Receive Signal Level (RSL), and operating frequency. Additionally, the Tel-Link Encore features enhanced software allowing downloadable field upgrades and an optional embedded SNMP agent for advanced network management capabilities.  

The advanced system features and enhanced capabilities of the Tel-Link Encore make it the ideal solution for networks operated by mobile service providers, Internet Service Providers (ISP), utilities, public telephone operators, local governments and corporate users.  


Point-to-Point Application


Technical Specifications

Operating Frequency 37 - 39.5 GHz
Capacities and RF Channel Spacing
2 x E1 3.5 MHz
4 x E1 7.0 MHz
8 x E1 14.0 MHz
16 x E1 28.0 MHz
Compatible Standards
Transmit/Receive Spacing 1260 MHz (CEPT T/R 12-10)
Modulation TypeFSK
Tuning Range560 MHz
Frequency SourceSynthesizer
System Configurations  Non-protected (1 + 0)
Protected (1 + 1)
RF Channel Selection IDU controlled or via NMS

Digital Interface

Type E1 per ITU-T G.703
Digital Line Code HDB3
Digital I/O Connectors   120 balanced DB-25
75 unbalanced BNC


Power Output
Standard +17 dBm (50)
Frequency Stability ±10 ppm vs. temp
Attenuation Range 25 dB


Receiver Type Dual conversion
Unfaded BER 10-11 or better
Receiver Overload -15 dBm
(1 x 10-6 BER)  
Receiver Sensitivity (1 x 10-6 BER)
2 x E1-80 dBm
4 x E1-77 dBm
8 x E1-74 dBm
16 x E1-71 dBm

Power Supply

Standard Input ±20 to ±60 VDC
Power Consumption  
2 x E1 - 4 x E1 Radios 45 Watts
8 x E1 - 16 x E1 Radios 55 Watts


Loopbacks Indoor unit, outdoor unit,
local lines, remote lines
Relay Outputs Five form "C" relays
(user definable)


Indoor Unit 44.5 mm H x 440 mm W x 235 mm D
Outdoor Unit 250 mm dia. x 187 mm D
Indoor Unit 3.4 kg
Outdoor Unit6.3 kg


Temperature Range 
Indoor Unit -10°C to +50°C
Outdoor Unit -33°C to +55°C
Relative Humidity  
Indoor Unit 95% at +55°C
Outdoor Unit 100% all weather operation
Altitude 4,500 meters

Service Channels (optional)

Number of Channels Three
Engineering Orderwire  
Frequency Response300-3400 Hz
Impedance 600 balanced 
User Interface RJ-11
Digital Data Channel 
Bit Rate 0 - 9600 bps
Protocol RS-232C, RS-422/423
User Interface RJ-45
NMS Data Channel  
Bit Rate Customized
Protocols Customized
User InterfaceRJ-45

IDU to ODU Interconnect

Number of Cables One
Type RG-8
Impedance 50 unbalanced
Recommended Cable Belden 9913
Maximum Distance 300 meters
Connector Type"N" Male


Diameter 30 cm 60 cm
Gain 37 dBi 43 dBi
Beamwidth 1.6° 0.8°
Polarization Vertical or horizontal
Radiation Pattern ETS 300 197
Standard Mounting Windspeed
Operational 70 mph (112 Kmph)
Survival 125 mph (201 Kmph)


IDU -Indoor Unit 
ODU -Outdoor Unit 
NMS -Network Management System
Unless otherwise noted, specifications reflect typical performance of a non-protected terminal connected back-to-back, and are subject to change without notice.