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modulation to OFF.
the upper right corner of the MODULATION display.
2)
Now select the modulat ion source.
To input an e x t e r n a l modulat ion s i g n a l , press the EXT key © .
the i n t e r n a l modulat ion s i g n a l , press e i ther the 1kHz key ©
400 Hz key © .
turn o f f the AM modulat ion, and apply approx. 3Vp-p from the EXT FM
MODULATION input terminal ®
more displays HIGH or LOW.
4-3-1-1
Normal Setting
As in the case of frequency setting, the CURSOR key ® and rotaty encoder ( § )
are used to input the set value.
1)
P r e s s the A 4
display port ion.
2)
Press the ^ or • key to move the cursor to the d i g i t you want to set.
3)
When the r o t a r y encoder i s r o t a t e d , the d i g i t under the c u r s o r
s t a r t s changing.
4)
Repeat steps 2) and 3) unti1 the desired modulat ion value i s set.
* FM frequency deviat ion cannot be set beyond i t s maximum sett ing range (0
to 300kHz).
frequency range.
the frequency d e v i a t ion s e t t ing range i s 0 to R F x l O X , but a value
beyond that range can be set (up to 30. 0kHz).
beyond R F x 1 0 %
4-3-1-2
Di rect Setting
The value can be set by using the M O D (kHz, % ) key ® , the numeric keys ®
and the ENT key (§).
24
In the FM modulat ion mode the "kHz" LED 1ights i n
To use an e x t e r n a l modulat ion, press the EXT key © ,
so that the EXT HIGH/LOW i n d i c a t o r © no
or • •
key to move the c u r s o r to the MODULATION
Set to desired value.
The s e t t ing range f o r the d e v i a t ion depends on the RF
When RF frequency i s below 300kHz, i n p a r t i c u l a r ,
the resultant output i s not guaranteed.
To use
or the
However, for a s e t t ing
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