Elliptical Waveguide - EW37
Antenna Systems & Solutions, Inc. is pleased to provide the following specifications for Andrew EW37, HELIAX® Standard Elliptical Waveguide, designed to operate between, 3.6–4.2 GHz. If you have any questions, please do not hesitate to contact us. or send us an email.
| Construction Materials |
| Jacket Material |
PE |
| Conductor Material |
Corrugated copper |
| Jacket Color |
Black |
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| Dimensions |
| Cable Volume |
1960.0 L/km | 21.1 ft³/kft |
| Cable Weight |
1.25 kg/m | 0.84 lb/ft |
| Diameter Over Jacket (E Plane) |
73.70 mm | 2.90 in |
| Diameter Over Jacket (H Plane) |
47.20 mm | 1.86 in |
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| Electrical Specifications |
| Operating Frequency Band |
3.6 – 4.2 GHz |
| eTE11 Mode Cutoff |
2.790 GHz |
| Group Delay |
142 ns/100 ft @ 4.000 GHz | 465 ns/100 m @ 4.000 GHz |
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| 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) |
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| Mechanical Specifications |
| Maximum Twist |
1.50 °/m | 0.50 °/ft |
| Minimum Bend Radius, Multiple Bends (E Plane) |
430.00 mm | 17.00 in |
| Minimum Bend Radius, Multiple Bends (H Plane) |
1040.00 mm | 41.00 in |
| Minimum Bend Radius, Single Bend (E Plane) |
300.00 mm | 12.00 in |
| Minimum Bend Radius, Single Bend (H Plane) |
760.00 mm | 30.00 in |
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| Standard Conditions |
| Attenuation, Ambient Temperature |
24 °C | 75 °F |
| Average Power, Ambient Temperature |
40 °C | 104 °F |
| Average Power, Temperature Rise |
42 °C | 76 °F |
Return Loss
| Frequency Band |
VSWR |
Return Loss (dB) |
| 3.6–4.2 GHz |
1.15 |
23.10 |
Attenuation
| Frequency (GHz) |
Attenuation (dB/100 ft) |
Attenuation (dB/100 m) |
Average Power (kW) |
Group Velocity % |
| 3.6 |
0.968 |
3.177 |
9.308 |
63.2 |
| 3.7 |
0.923 |
3.027 |
9.769 |
65.7 |
| 3.8 |
0.886 |
2.908 |
10.17 |
67.9 |
| 3.9 |
0.857 |
2.81 |
10.522 |
69.9 |
| 4 |
0.832 |
2.729 |
10.834 |
71.7 |
| 4.1 |
0.811 |
2.661 |
11.112 |
73.3 |
| 4.2 |
0.793 |
2.603 |
11.361 |
74.7 |
If you have any questions, please do not hesitate to contact us. or send us an email.
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