NF WF1945B - Page 115

4.3 Modulation
WF1945B 4-53
(2) Set the pulse width DEVIATION (amount of pulse-width variance)
① Use the
and keys to produce the following display (DEVIATION flashes).
２０．００００ ％
ＰＷＭ：ＴＹＰＥ ＤＥＶＩＡＴＩＯＮ ＦＲＥＱ ＦＵＮＣＴＩＯＮ
② Press the
ENTER
key, then set the deviation with the keypad or
MODIFY
dial. For example, set to 80 %.
③ After setting, press the
EXIT
key once to release the pulse with deviation setting mode.
(3) Set the modulation FREQ (frequency with varying pulse-width)
① Use the
and keys to produce the following display (FREQ flashes).
１００．００ Ｈｚ
ＰＷＭ：ＴＹＰＥ ＤＥＶＩＡＴＩＯＮ ＦＲＥＱ ＦＵＮＣＴＩＯＮ
② Press the
ENTER
key.
Set the frequency with the keypad or
MODIFY
dial.
For example, set to 50 Hz (20 ms).
③ After setting, press the
EXIT
key once to release the modulation frequency setting mode.