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Products Licensed Microwave Radio Low/Medium IP and PDH Capacity Tel-Link Encore 2 x T1 to 16 x T1, DS-3 (38 GHz) Technical Specifications

Tel-Link ® Encore 2 x T1 to 16 x T1, DS3 (38 GHz) Technical Specifications

Tel-Link Encore 23 GHz 2xT1 - 16xT1Technical Specifications - PDF Version (37 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 2T1 to 16T1 and DS3. 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.  

Technical Specifications

Operating Frequency38.6 - 40.0 GHz
Capacities and RF Channel Spacing
2 x T15 MHz
4 x T17.5 MHz
8 x T115 MHz
16 x T130 MHz
1 x DS340 MHz
Compatible Standards
Transmit/Receive Spacing700 MHz
Modulation Type4 FSK
Tuning Range350 MHz
Frequency SourceSynthesizer
System ConfigurationsNon-protected (1 + 0)
Protected (1 + 1)
RF Channel SelectionIDU controlled or via NMS

Digital Interface

TypeBellcore TR-303
Digital Line Code
Digital I/O Connectors
T1100 balanced RJ-45
DS375 unbalanced BNC
T1 Wayside (Optional)100 balanced RJ-45


Power Output Options
Standard+17 dBm (50)
Frequency Stability±10ppm
Attenuation Range25 dB


Receiver TypeDual conversion
Unfaded BER10-12 or better
Receiver Overload
(1 x 10-6 BER)
-15 dBm
Receiver Sensitivity (1 x 10-6 BER)
2 x T1-83 dBm
4 x T1-80 dBm
8 x T1-77 dBm
16 x T1-74 dBm
1 x DS3-70 dBm

Power Supply

Standard Input±20 to ±60 VDC
Power Consumption
2 x T1 - 4 x T1 Radios45 Watts
8 x T1 - 16 x T1 Radios45 Watts
1 x DS345 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-10ƒC to +50ƒC
Outdoor Unit-33ƒC to +55ƒC
Relative Humidity
Indoor Unit95% at +55ƒC
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 CableBelden 9913
Maximum Distance300 meters
Connector Type"N" Male

Emission Designator

2 x T15M00F7W
4 x T17M50F7W
8 x T115M0F7W
16 x T130M0F7W
1 x DS340M0F7W


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.