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Products Licensed Microwave Radio Low/Medium IP and PDH Capacity Tel-Link Encore 2 x E1 to 16 x E1 (23 GHz) Technical Specifications

Tel-LinkEncore2 x E1 to 16 x E1 (23 GHz) Technical Specification

Tel-Link Encore 23 GHz 2xE1 - 16xE1 Digital Microwave Radio

Technical 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 23 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 Applications


Technical Specifications

Operating Frequency21.2 - 23.6 GHz
Capacities and RF Channel Spacing
2 x E13.5 MHz
4 x E17.0 MHz
8 x E114.0 MHz
16 x E128.0 MHz

Compatible Standards

Transmit/Receive Spacing1008, 1232 MHz
Modulation Type4 FSK
Tuning Range588 MHz
Frequency SourceSynthesizer
System Configurations   Non-protected (1 + 0)
Protected (1 + 1) 
RF Channel Selection IDU controlled or via NMS 

Digital Interface

TypeE1 per ITU-T G.703 
Digital Line CodeHDB3
Digital I/O Connectors 120 balanced DB-25
75 unbalanced BNC 


Power Output Options 
High+22 dBm 
Standard+17 dBm 
Frequency Stability±10 ppm vs. temp 
Attenuation Range25 dB


Receiver TypeDual conversion
Unfaded BER10-11 or better
Receiver Overload
(1 x 10-6 BER)
-15 dBm
Receiver Sensitivity (1 x 10-6 BER)
2 x E1-83.5 dBm
4 x E1-80.5 dBm
8 x E1-77.5 dBm
16 x E1-74.5 dBm

Power Supply

Standard Input±20 to ±60 VDC
Power Consumption 
2 x E1 - 4 x E1 Radios45 Watts
8 x E1 - 16 x E1 Radios55 Watts


LoopbacksIndoor unit, outdoor unit,
local lines, remote lines 
Relay OutputsFive form "C" relays
(user definable) 


Indoor Unit (hwd)44.5 mm x 440 mm x 235 mm 
Outdoor Unit (d·h)250 mm x 187 mm 
Indoor Unit3.4 kg
Outdoor Unit6.3 kg


Temperature Range 
Indoor Unit-10°C to +50°C
Outdoor Unit-33°C to +55°C
Relative Humidity 
Indoor Unit95% at +55°C
Outdoor Unit100% all weather operation
Altitude4,500 meters 

Service Channels (optional)

Number of ChannelsThree
Engineering Orderwire 
Frequency Response300-3400 Hz 
Impedance600 balanced 
User InterfaceRJ-11 
Digital Data Channel
Bit Rate0 - 9600 bps 
ProtocolRS-232C, RS-422/423 
User InterfaceRJ-45 
NMS Data Channel  
Bit RateCustomized 
User InterfaceRJ-45

IDU to ODU Interconnect

Number of CablesOne
Impedance50 unbalanced 
Recommended Cable Belden 9913 
Maximum Distance300 meters
Connector Type"N" Male

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.