10

.1

20

.2

30

.3

40

.4

50

.5

60

.6

70

.7

80

.8

90

.9

100

1

200

2

300

3

400

4

500

5

600

6

700

7

800

8

900

9

1000

10

2000

20

3000

30

4000

40

5000

50

0.0001

0.0002

0.0003

0.0004

0.0005

0.0006

0.00070.00080.00090.001

0.002

0.003

0.004

0.005

0.006

0.0070.0080.0090.01

0.02

0.03

0.04

0.05

0.06

0.070.080.090.1

0.2

0.3

0.4

0.5

0.6

0.70.80.91

2

3

4

5

6

789

10

20

30

40

50

60

708090

100

200

300

400

500

600

700800900

1000

GROUND WAVE FIELD STRENGTH

VERSUS

DISTANCE

1040-1100 kHzCOMPUTED FOR 1070 kHz

0.1

0.5

1

1.5

2

3

4

5

6

7

8

10

15

20

30

40

5000

0.1

0.5

1

1.5

2

3

4

5

6

7

8

10

15

20

30

40

5000

INVERSE DISTANCE 100 mV/m AT 1 km

KILOMETERS FROM ANTENNAGRAPH 13

KILOMETERS FROM ANTENNA

MIL

LIV

OL

TS/

ME

TE

R