Characteristics of Standard Rectangular Waveguides for Standard gain horn antenna

WR Designation

Physical dimensions inside in cm

Cut off frequency for air-filled waveguide in GHz

Standard freq range GHz

Width (cm)

Height (cm)

2300

58.42

29.21

0.315

0.32-0.47

2100

53.34

26.7

0.323

0.35-0.53

1800

45.72

22.86

0.335

0.41-0.62

1500

38.1

19.05

0.46

0.49-0.75

1150

29.21

14.605

0.51

0.61-0.98

975

24.765

12.382

0.65

0.76-1.15

770

19.55

9.799

0.767

0.96-1.46

650

16.51

8.255

0.909

1.14-1.73

510

12.954

6.477

1.158

1.45-2.2

430

10.922

5.461

1.373

1.72-2.61

340

8.636

4.318

1.737

2.17-3.3

284

7.214

3.404

2.079

2.6-3.95

229

5.817

2.908

2.579

3.22-4.9

187

4.755

2.215

3.155

3.94-5.99

159

4.039

2.019

3.714

4.64-7.05

137

3.485

1.58

4.304

5.38-8.17

122

2.85

1.262

5.263

6.57-9.99

90

2.286

1.016

6.562

8.2-12.5

75

1.905

0.953

7.874

9.84-15

62

1.58

0.79

9.494

11.9-18

51

1.295

0.648

11.583

14.5-22

42

1.067

0.432

14.058

17.6-26.7

34

0.864

0.432

17.361

21.7-33

28

0.711

0.356

21.097

26.4-40

22

0.569

0.284

26.362

32.9-50.1

19

0.478

0.239

31.381

39.2-59.6

15

0.376

0.188

39.894

49.8-75.8

12

0.31

0.155

48.387

60.5-91.9

10

0.254

0.127

59.055

73.8-112

8

0.203

0.102

73.892

92.2-140

7

0.165

0.084

90.909

114-173

5

0.13

0.066

115.385

145-220

4

0.109

0.056

137.615

172-261

3

0.086

0.043

174.419

217-333