Kenwood FL-180 Instruction Manual page 7

Wow flutter meter
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©
INDICATION (NAB)
Press the pushbutton switch and the meter @ will indicate a mean value of
NAB standard.
(D INDICATION (CCIR)
Press the pushbutton switch and the meter © will indicate a peak value of
CCIR standard.
©
INDICATION (DIN)
Press the pushbutton switch and the meter @ will indicate a peak value of
DIN standard.
(D FUNCTION (WTD)
This switch is used to select the frequency component contained in wow and
flutter to be measured. By pressing the pushbutton switch, weighted w o w and
flutter of each standard are measured.
(9) FUNCTION (WOW)
By pressing the pushbutton switch, wow with frequency component of 0.5 ~ 6
Hz (0.3 ~ 6 Hz) ( - 3 dB) can be measured. |(
®
FUNCTION ( F L U T T E R )
By pressing the pushbutton switch, flutter with frequency component of 6
2 0 0 Hz ( — 3 dB) can be measured.
©
FUNCTION (UNWTD)
By pressing the pushbutton switch, w o w and flutter on 0.5 ~ 2 0 0 Hz (0.3 ~
2 0 0 Hz) band can be measured. [(
©
INPUT
Input terminal for measuring w o w flutter and frequency.
The input impedance is 3 0 0 k!2, and the maximum input voltage is 100V (DC +
A C peak).
©
L E V E L
Input sensitivity select switch for measuring w o w and flutter. Press (m) the
pushbutton switch and w o w flutter can be measured with more than 5 mV input
voltage. Release (1) the switch to measure wow and flutter with more than 0.5
mV input.
©
MODE
This switch is used to select the mode of measurement;. w o w flutter or
frequency.
Press the pushbutton switch and the F L - 1 8 0 functions as a frequency counter
covering 10 . ~ 9 9 9 9 Hz. Release the switch to measure w o w and flutter.
©
RANGE
This switch is used to select the w o w flutter measurement range. It selects a
maximum of 6 ranges, 0.03%, 0.1 %, 0.3%, 1 % , 3 % and 10% full scale.
) for C C I R / D I N ]
) for CCIR/DIN]
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