5
Main features
• Four input channels and two output channels.
These are transformer-balanced.
• The analog VCA limiter is provided on each of left and
right stereo output channels. You can select the de
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sired threshold level and compression ratio using the
output status display.
• In addition to the [MAIN OUT] (L/1, R/2) outputs, [SUB
OUT] (L/3, R/4), [TAPE OUT] and [AUX OUT] (1, 2)
outputs are also provided, allowing comprehensive
connection to external audio equipment.
• You can monitor signals from the [AUX IN] input, as
well as you can mix them with the main input signals.
By connecting the [AUX OUT] output to the [AUX IN]
input of another FM-4 (or FM-3), you can cascade two
FM mixers.
• You can connect a microphone or line-level source to
each of the [INPUT] 1 through 4 inputs.
The unit can provide P48 or T12 power to a condenser
microphone connected to each input.
• Each input signal can be positioned anywhere in the
stereo field using the pan pot provided on each input
channel.
• Two 2-band EQ channels are provided. You can
equalize up to two input signals.
• Both 1/4-inch phone and stereo mini jacks are provid
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ed for headphone monitoring. You can use two stereo
headphones simultaneously.
• The monitor select switch allows you to select the
signal for headphone monitoring. In addition, the [PFL
(Pre Fader Listen)] switch allows you to directly moni
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tor each of [INPUT] 1 through 4 signals.
• The output level of the [MAIN OUT] (L/1, R/2) and [SUB
OUT] (L/3, R/4) connectors can be independently se
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lected from +4 dBu, 0 dBu, -10 dBu and -60 dBu.
• The 128 x 64 dot-matrix display using organic LED
devices shows the VU (needle) and peak (bar-graph)
meters simultaneously.
• You can select the meter display mode from stereo,
mono left and mono right.
• The unit can be operated on battery or AC power.
You can fit the battery box with eight AA alkaline or
nickel hydride batteries inside the unit or connect the
optional AC adaptor (or external battery).
*Note that no battery is supplied with the unit.
• Up to five-hour continuous operation is possible us
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ing alkaline batteries. (Note that the actual continuous
operation time depends on the circumstance.)
• The battery box is supplied with the unit, however, it is
also available in option. For long continuous use, it is
recommended to purchase the optional battery box
as a spare.
• The [DC-OUT] connector is provided for supplying DC
power to an external wireless receiver, etc.
• The battery indicator on the display always shows
battery remaining, while the [EMPTY] indicator and
alert display warn you when the battery voltage is
low.
• For lightweight and rigidity, aluminum is used for pan-
els, etc.
• Compact size design, a great advantage for outside
use.
• The shoulder belt and soft protection case are avail
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able in option. Ask your local Fostex dealer or service
station for details about optional products.
• AR (anti-reflection) coating is applied to the protection
plate for the display to reduce reflection.
• Each input channels provides the trim control and two-
color peak indicator for optimum level adjustment.
• Frequently used controls such as the input trim con
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trols, channel faders, monitor-related switches, etc.,
are placed on the front panel for central
control.
• Pop up knobs are used for the input trim, panpot,
HPF, EQ, [PHONES] and [MASTER] controls to avoid
inadvertent operation.
• You can view the positions of all switches on the side
panel from the input status and output status displays.
Mixer section features
Power supply features
Display and control features
Other features