Holland-electronics ST-5128S Bedienungsanleitung PDF herunterladen (Seite 17)

CARRIER / NOISE DIFFERENTIAL MEASUREMENT (C/N) MODE

While in the sub-menu of the single channel measurement screen, press the F3

(C/N) soft key to enter this function. The meter will measure and display the

differential between the carrier’s power level and the noise level (fig. 9)

Note: the result of the C/N measurement is only for reference.

CHV: 5 77.25 Mhz

C : 75.5

C/N = 40.5 dB

LOW MID TOP

ESC

Fig. 9

C/N differential measurement

In the C/N Differential measurement mode, the F1-F4 soft keys have the

following functions:

F1 –LOW- Selects the first channel in the standard channel table list.

F2- MID- Selects the channel in the middle of the standard channel table list.

F3 –TOP- Selects the last channel in the standard channel table list.

F4- ESC- Exits to the sub-menu screen of the single channel measurement

mode

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Holland-electronics ST-5128S Bedienungsanleitung Seite 17