Preset Application; Remote Control - Panasonic VP-7721A Manual

Audio analyzer
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Table 4-8
S/N measurement limit for floated input
(V in rms, values with dB are S/N)
Input
>3V
IV
0.3V
Detection
bandwidth BW
S component
Es>lV
lV>Es>0.3V
0.3V>Es>0. IV
5HZ-15.99kHa
95-dB
^
85dB
80dB
n
80kHz BW
85dB
80dB
70dB
500kHz BW
16kHz-159.9kHz
80dB
75dB
60dB
500kHz BW
The detection bandwidth is set to 500 kHz by turning off the HPF and
both LPFs,
and the detection bandwidth LPF is set to 80 kHz by
turning on only the 80 kHz BPF.
4.9
Preset Application
The application of the preset operation described in steps 40)
to 48)
in
Section 4.3 to the measurement in Sections 4.5 to 4.8 will result in
highly efficient measurement using the preset function.
Up to 16
setups, which can be changed easily,
can be recalled instantly.
The
following remote control expands the number of sets from 16 to 32.
4.10
Remote Control
a)
The following operations can be controlled remotely.
(1)
Preset recall operation
(when the LED in the RCL key of the MODE
select key
(^22)
is on)
Recall operation of 16 preset setups by eight keys
(equiva¬
lent to keys A to D,
1 to 4 on the instrument).
. Recall operation of additional 16 setups by four keys above
(equivalent to keys A to D)
and four additional keys.
(2)
Selection of digital display
(frequency or output amplitude).
Equivalent to the DISPLAY key (?) on the instrument.
(3)
Modify operation
(frequency or output amplitude)
Equivalent to the operation of the' MODIFY control
@ •
The
display selected by item 12)
above can be incremented.
The
digit specified by the MODIFY digit select switch
(27)
is
controlled.
(4)
Filter selection
Equivalent to the HPF 400 Hz
(S) , LPF 30 kHz (
20
) , 80 kHz
(19) ,
and WEIGHTING
@
keys.
4-34

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