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EW77

Base Product: STANDARD-ELLIPTICAL-WAVEGUIDE

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

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Specifications

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Specifications

Product Classification

Product Type	Standard elliptical waveguide
Product Brand	HELIAX®
Product Series	Standard

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	1.150	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
UK-ROHS	Compliant