NF WF1943B, Instruction Manual

Page: 88 / 156

4.3 Modulation
4-40
WF1943B
(2) Set the phase DEVIATION
①
Use the and keys to produce the following display (DEVIATION flashes).
９０．０００ ｄｅｇ
ＰＭ： ＴＹＰＥ ＤＥＶＩＡＴＩＯＮ ＦＲＥＱ ＦＵＮＣＴＩＯＮ
②
Press the
ENTER
key.
③
Set the deviation with the keypad or
MODIFY
dial.
For example, set to 45 degrees.
④ After setting, press the
EXIT
key once to release the phase deviation setting mode.
(3) Set the modulation FREQ (frequency with varying phase)
① Use the and keys to produce the following display (FREQ flashes).
１００．００ Ｈｚ
ＰＭ： ＴＹＰＥ ＤＥＶＩＡＴＩＯＮ ＦＲＥＱ ＦＵＮＣＴＩＯＮ
② Press the
ENTER
key.
③ Set the frequency with the keypad or
MODIFY
dial.
For example, set to 200 Hz (5 ms).
④
After setting, press the
EXIT
key once to release the modulation frequency setting mode.
(4) Select the modulation waveform (FUNCTION)
① Use the and keys to produce the following display (FUNCTION flashes).
ＳＩＮ
ＰＭ： ＴＹＰＥ ＤＥＶＩＡＴＩＯＮ ＦＲＥＱ ＦＵＮＣＴＩＯＮ