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Table 3

Control Voltage versus Null Resistance and Vactrol LED Current :

VTL5C4 Vactrol - Ccontrolled

Pennant Antenna Termination

V (pot)

V (wires)

ohms

mA

V (pot)

V (wires)

ohms

mA

<1.3

=V (pot)

> 20K

0.00

1.95

1.742

480

1.43

1.50

1.478

10K

0.15

1.96

1.748

472

1.46

1.60

1.546

2300

0.37

1.98

1.759

455

1.53

1.65

1.577

1570

0.50

2.00

1.770

432

1.59

1.66

1.583

1450

0.53

2.02

1.780

419

1.66

1.67

1.589

1365

0.56

2.04

1.790

400

1.72

1.68

1.595

1273

0.59

2.06

1.800

390

1.79

1.69

1.601

1197

0.61

2.08

1.810

372

1.86

1.70

1.607

1135

0.64

2.10

1.820

360

1.93

1.71

1.613

1070

0.67

2.12

1.830

353

2.00

1.72

1.619

1018

0.70

2.14

1.840

339

2.07

1.73

1.624

970

0.73

2.16

1.850

330

2.14

1.74

1.630

923

0.76

2.18

1.860

322

2.21

1.75

1.636

879

0.79

2.20

1.870

314

2.28

1.76

1.642

843

0.82

2.25

1.895

295

2.45

1.77

1.648

811

0.84

2.30

1.920

278

2.62

1.78

1.653

781

0.87

2.35

1.945

264

2.79

1.79

1.659

752

0.90

2.40

1.970

250

2.97

1.80

1.665

726

0.93

2.45

1.995

238

3.14

1.81

1.670

699

0.97

2.50

2.020

228

3.31

1.82

1.675

678

1.00

2.55

2.048

220

3.46

1.83

1.680

655

1.04

2.60

2.076

213

3.61

1.84

1.685

635

1.07

2.65

2.104

204

3.77

1.85

1.690

616

1.11

2.70

2.132

197

3.92

1.86

1.694

598

1.14

2.75

2.160

191

4.07

1.87

1.699

582

1.18

2.80

2.188

187

4.22

1.88

1.704

565

1.21

2.90

2.244

176

4.52

1.89

1.709

551

1.25

3.00

2.300

166

4.83

1.90

1.714

535

1.28

3.50

2.510

132

6.83

1.91

1.720

524

1.31

5.50

3.500

82

13.79

1.92

1.725

512

1.34

10.00

5.790

54

29.03

1.93

1.731

498

1.37

1.94

1.736

486

1.40

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