BSS Audio FDS-318 Owner's Manual - Manual (Page 29)

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Input section
12k ohms electronically balanced, +20dBu maximum input level via XLR 3-31 or equivalent. Input CMMR
better than -50dB, 50Hz to 15kHz.
Output section
Electronically balanced and floating, capable of driving +26dBu into 600 ohms (+26dBm) or greater via XLR 3-
32 or equivalent. When unbalanced, maximum output level is +20dBu into 600 ohms or greater.
System performance
Frequency Response: Subsonic high pass filter -3dB at 15Hz, 6dB/Oct.
Ultrasonic low pass filter -3dB at 30kHz, 12dB/Oct.
THD+ noise: Better than 0.05% 20Hz-20kHz, any level up to +18dBu.
Output noise: Better than -85dBu, 22Hz to 20kHz.
Output level control: +6dB gain to OFF. Calibrated 0dB gain marker.
Signal metering: Signal present LED -20dBu at output connectors.
Signal overload LED +10dBu at output connectors.
Modes: Stereo 4-way, stereo 3-way, four channels 2-way. Stereo 4-way includes
options for extra overlapping high pass and extra overlapping low pass
outputs.
Mono Lo: Sums the output of left and right LOW outputs when selected (Stereo modes
only).
Crossover filters
Filter type: Fourth order, 24dB/Oct Linkwitz-Riley adjustable over 10:1 sweep range.
Mode switching includes x10 and /10 scaling.
Sweep range 4-way: Lo-LoMid: 200Hz-2kHz
LoMid-HiMid: 200Hz-2kHz
HiMid-Hi: 1k25-12k5Hz
3-way: Lo-Mid: 200Hz-2kHz
Mid-Hi: 200Hz-2kHz
2-way Hi: Lo-Hi: 2kHz-20kHz
2-way Mid: Lo-Hi: 200Hz-2kHz
2-way Lo: Lo-Hi: 20Hz-200Hz
CD Horn EQ: First order, rising 6dB/Oct. +3dB at 3k5Hz.
Power
Voltage: AC 40VA 50-60Hz, 96V-132V or 192V-264V selectable externally. Anchored
2M power cord.
Dimension/Weight: 44.5 x 483 x 288mm (1.75" x 19" x 11.3")
4.2kg Net. 5.2kg packed in shipping carton.
13.0 Specifications
Specifications