Load Measurements

Coax cable

The screenshots below show the measurement results of the SARK-110 for a 3-meters section of RG58 coaxial cable in open condition at the other end.


Reference loads

The table below shows the measurement results of the SARK-110 with different test loads at different test frequencies:

Load (ohms)

Freq (Mhz)

Measured Impedance

50

3.5

50 + j0

14

50 + j0

28

50.1 + j0

50

50.1 + j0.1

144

50.2 + j0.2

5

3.5

5.01 + j0.14

14

5.05 + j0.4

28

5.05 + j0.6

50

5.06 + j1.02

144

5.16 + j2.83

25

3.5

24.8 + j0.1

14

24.9 + j0.3

28

24.9 + j0.52

50

24.9 + j0.7

144

25.1 + j2.17

100

3.5

101 - j0.2

14

101 - j0.1

28

101 – j0.2

50

101 – j0.2

144

101  - j0

200

3.5

202.2 - j0.5

14

202 – j0.4

28

202 – j0.3

50

202 - j0.3

144

202 + j1.2

500

3.5

503 – j10

14

500 – j40

28

491 – j75.8

50

467 – j126

1000

3.5

1001 – j38.5

14

996 - j132

28

948 – j248

50

837 – j384

50 - j50

Z = 70.7

3.5

49.7 - j48

14

48.8 - j512

28

48.3 - j47.2

50 + j50

Z = 70.7

3.5

50.3 + j50.3

14

49.9 + j52

28

51.6 + j52.3