Main Features - Fostex FM-4 Owner's Manual

Mixer section 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-
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-
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-
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-
lected from +4 dBu, 0 dBu, -10 dBu and -60 dBu .
Display and control features
• 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 .

Main features

• 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-
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 .
• 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-
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-
able in option . Ask your local Fostex dealer or service
station for details about optional products .

Power supply features
Other features