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EW77

EW77, HELIAX® Standard Elliptical Waveguide, 7.125–8.5 GHz, black PE jacket
Specifications
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Specifications

Product Classification

Product Type Elliptical waveguide
Product Brand HELIAX®

General Specifications

Jacket Color Black
Performance Note Values typical, unless otherwise stated

Dimensions

Diameter Over Jacket (E Plane) 43.6 mm | 1.717 in
Diameter Over Jacket (H Plane) 25.4 mm | 1 in
Cable Volume 585 L/km | 6.297 ft³/kft

Electrical Specifications

eTE11 Mode Cutoff 4.72 GHz
Group Delay at Frequency 128 ns/100 ft @ 7.800 GHz | 419 ns/100 m @ 7.800 GHz
Operating Frequency Band 7.125 – 8.5 GHz

Attenuation

Frequency Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW) Group Velocity %
7.125 GHz 6.258 1.907 3.12 74.90
7.33 GHz 6.107 1.861 3.20 76.50
7.53 GHz 5.982 1.823 3.27 77.90
7.73 GHz 5.875 1.791 3.33 79.20
7.93 GHz 5.782 1.762 3.38 80.40
8.13 GHz 5.701 1.738 3.43 81.40
8.33 GHz 5.631 1.716 3.47 82.40

Return Loss/VSWR

Frequency Band VSWR Return Loss (dB)
7.125–8.5 GHz 1.15 23.13

Material Specifications

Conductor Material Corrugated copper
Jacket Material PE

Mechanical Specifications

Minimum Bend Radius, Multiple Bends (E Plane) 230 mm | 9.055 in
Minimum Bend Radius, Multiple Bends (H Plane) 635 mm | 25 in
Minimum Bend Radius, Single Bend (E Plane) 180 mm | 7.087 in
Minimum Bend Radius, Single Bend (H Plane) 510 mm | 20.079 in
Maximum Twist 3.281 °/m | 1 °/ft

Environmental Specifications

Installation temperature -40 °C to +60 °C (-40 °F to +140 °F)
Operating Temperature -55 °C to +85 °C (-67 °F to +185 °F)
Storage Temperature -70 °C to +85 °C (-94 °F to +185 °F)
Attenuation, Ambient Temperature 23.889 °C | 75 °F
Average Power, Ambient Temperature 40 °C | 104 °F
Average Power, Temperature Rise 42 °F | 107.6 °F

Packaging and Weights

Cable weight 0.67 kg/m | 0.450 lb/ft

Regulatory Compliance/Certifications

Agency Classification
ISO 9001:2015 Designed, manufactured and/or distributed under this quality management system
ROHS Compliant
CHINA-ROHS Below maximum concentration value
REACH-SVHC Compliant as per SVHC revision on www.commscope.com/ProductCompliance

Product Classification

Product Type Elliptical waveguide
Product Brand HELIAX®

General Specifications

Jacket Color Black
Performance Note Values typical, unless otherwise stated

Dimensions

Diameter Over Jacket (E Plane) 43.6 mm | 1.717 in
Diameter Over Jacket (H Plane) 25.4 mm | 1 in
Cable Volume 585 L/km | 6.297 ft³/kft

Electrical Specifications

eTE11 Mode Cutoff 4.72 GHz
Group Delay at Frequency 128 ns/100 ft @ 7.800 GHz | 419 ns/100 m @ 7.800 GHz
Operating Frequency Band 7.125 – 8.5 GHz

Attenuation

Frequency Attenuation (dB/100 m) Attenuation (dB/100 ft) Average Power (kW) Group Velocity %
7.125 GHz 6.258 1.907 3.12 74.90
7.33 GHz 6.107 1.861 3.20 76.50
7.53 GHz 5.982 1.823 3.27 77.90
7.73 GHz 5.875 1.791 3.33 79.20
7.93 GHz 5.782 1.762 3.38 80.40
8.13 GHz 5.701 1.738 3.43 81.40
8.33 GHz 5.631 1.716 3.47 82.40

Return Loss/VSWR

Frequency Band VSWR Return Loss (dB)
7.125–8.5 GHz 1.15 23.13

Material Specifications

Conductor Material Corrugated copper
Jacket Material PE

Mechanical Specifications

Minimum Bend Radius, Multiple Bends (E Plane) 230 mm | 9.055 in
Minimum Bend Radius, Multiple Bends (H Plane) 635 mm | 25 in
Minimum Bend Radius, Single Bend (E Plane) 180 mm | 7.087 in
Minimum Bend Radius, Single Bend (H Plane) 510 mm | 20.079 in
Maximum Twist 3.281 °/m | 1 °/ft

Environmental Specifications

Installation temperature -40 °C to +60 °C (-40 °F to +140 °F)
Operating Temperature -55 °C to +85 °C (-67 °F to +185 °F)
Storage Temperature -70 °C to +85 °C (-94 °F to +185 °F)
Attenuation, Ambient Temperature 23.889 °C | 75 °F
Average Power, Ambient Temperature 40 °C | 104 °F
Average Power, Temperature Rise 42 °F | 107.6 °F

Packaging and Weights

Cable weight 0.67 kg/m | 0.450 lb/ft

Regulatory Compliance/Certifications

Agency Classification
ISO 9001:2015 Designed, manufactured and/or distributed under this quality management system
ROHS Compliant
CHINA-ROHS Below maximum concentration value
REACH-SVHC Compliant as per SVHC revision on www.commscope.com/ProductCompliance
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