Noise Temp (K)

Noise Figure (dB)

5

0.074

10

0.147

15

0.219

20

0.29

25

0.359

30

0.428

35

0.495

40

0.561

45

0.626

50

0.691

55

0.754

60

0.817

65

0.878

70

0.939

75

0.999

80

1.058

85

1.116

90

1.174

95

1.231

100

1.287

105

1.342

110

1.397

115

1.451

120

1.504

125

1.557

130

1.609

135

1.66

140

1.711

145

1.761

150

1.811

155

1.86

160

1.908

165

1.956

170

2.004

175

2.051

180

2.097

185

2.143

190

2.188

195

2.233

200

2.278

205

2.322

210

2.366

215

2.409

220

2.452

225

2.494

230

2.536

235

2.578

240

2.619

245

2.66

250

2.7

255

2.74

260

2.78

265

2.819

270

2.858

275

2.897

280

2.935

285

2.973

290

3.01

295

3.048

300

3.085

305

3.121

310

3.158

315

3.194

320

3.229

325

3.265

330

3.3

335

3.335

340

3.369

345

3.404

350

3.438

355

3.472

360

3.505

365

3.538

370

3.571

375

3.604

380

3.637

385

3.669

390

3.701

395

3.733

400

3.765

405

3.796

410

3.827

415

3.858

420

3.889

425

3.919

430

3.949

435

3.979

440

4.009

445

4.039

450

4.068

455

4.098

460

4.127

465

4.155

470

4.184

475

4.213

480

4.241

485

4.269

490

4.297

495

4.325

500

4.352

Noise Figure (dB)

Noise Temp (K)

0.4

27.979

0.5

35.385

0.6

42.965

0.7

50.72

0.8

58.657

0.9

66.778

1

75.088

1.1

83.592

1.2

92.294

1.3

101.199

1.4

110.311

1.5

119.636

1.6

129.178

1.7

138.941

1.8

148.933

1.9

159.157

2

169.619

2.1

180.325

2.2

191.28

2.3

202.491

2.4

213.962

2.5

225.701

2.6

237.713

2.7

250.005

2.8

262.584

2.9

275.455

3

288.626

3.1

302.104

3.2

315.896

3.3

330.009

3.4

344.451

3.5

359.229

3.6

374.352

3.7

389.826

3.8

405.662