Hum Measurement; Carrier To Noise Measurement - Wavetek 3HRV Operation Manual

Digital Average Power
Option Accuracy:

1.2.3 Hum Measurement

(carrier > 0 dBmV) Non-scrambled channels only
Range:
Resolution:
Accuracy:

1.2.4 Carrier to Noise Measurement

Non-scrambled channels only. No preselection required for 78
channels at +10 dBmV input level.
Depth of Measurement Characteristics
60
Out of Measurement Range
50
40
30
20
10
0
-10
*Specified results with the measurement offset within 2 to 3 MHz
range above the video carrier."
Resolution:
Range
+1.8 dB at 25°C
0 to 10%
<0.2%
+0.7%
Carrier to Noise Ratio
0 10
Video Carrier Level (dBmV)
0.5 dB
52 dB maximum
*
14 24
1-3