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Fostex FM-4 - Parameter Details; Peak Meter On;Off; Vu Meter Reference Level; Lighting Level Of Peak Over Indicator

Fostex FM-4
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23
Peak meter on/off
The meter display shows both VU and peak metering (de-
fault).
The meter display shows only VU metering. The peak me
-
tering is not shown.
VU meter reference level
The default value is 0 dB. You can select between 0
dBand +7 dB in 1 dB steps.
<Memo>: It is recommended to change the refer-
ence level appropriately when an external audio de-
vice connected to the outputs of the unit has enough
headroom. Normally, set it to “0”.
<Memo>: If you set the reference level other than
“0”, “+” is lit beside the “0” position of the VU meter,
showing that the 0 VU level is not the reference level.
+
+
Stereo VU meter
Left channel VU meter
In the following display example, both the left a
right peak meters are set to “
”.
See “Parameter details” below for the available op
-
tions of each parameter.
(4) After editing parameters, press the [EDIT] key long
enough to stop ashing.
(5) Press the [EDIT] key to exit the status display mode.
(3) While the desired parameter to be edited is
flashing, you can select a desired value using
the [+] or [-] key.
Parameter details
<Example>: If you set the reference level to+5”,
the level at 0 VU is +5 dB higher than the refer
-
ence level.
Flashing
Lighting level of peak over indicator
The default is “+18 dB”. You can select between “0
dB” and “+18 dB” in 1 dB steps.
Internal battery selection
When you use alkaline batteries, select this op-
tion.
When you use nickel hydride batteries, select this
option.
<Note>: This setting allows the EMPTY indicator and the
alert for battery exchange work correctly according to the
battery type. When you operate the unit on internal battery
power, this item should be set correctly. Battery life depends
on the battery type, battery condition and usage environ-
ment. It is recommended to exchange batteries when the
EMPTY indicator starts flashing.
INT DC
EXT DC
Alkaline
Ni-MH
Audio mute
Alert for battery exchange*
EMPTY indicator flashing
condition (approximately 30
minutes before batteries are
completely exhausted)
Less than
8.1 V
* Please change battery!is shown as alert for battery exchange.
<Memo>: When peak level exceeds the lighting level,
“OVER” is lit on the stereo meter display, as pointed
by an arrow in the stereo meter display example below
left. On the meter status display, “0” is lit as pointed by
an arrow in the display example below right.
<Memo>: The details of the peak meter is as below.
+13dBu (+9dB)
+4dBu (reference level)
Permitted Level
Alignment Level (AL)
Scale
AL
Level
PML
Level
Attack
Time
Fall
Time
Peak Hold
Time
-16 to +16
@
(Reference)
@+9dB
0.1msec.
1.7sec/
20dB
2sec.
Lit Lit
Lit
Stereo meter display
Meter status display
Less than
9.2 V
Less than
7.0 V
Less than
7.5 V
Less than
8.6 V
Less than
6.1 V
Less than
6.1 V
Less than
6.1 V

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