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©1999 SLM Electronics, Inc. • A Division of St. Louis Music, Inc.
1400 Ferguson Avenue • St. Louis, MO 63133
47-658-01 • 01/99
SPA-1400/1400C Rack Mount Power Amplifier
Technical Specifications
POWER OUTPUT Stereo Mode: 260 watts / channel @ 8 ohms 20Hz–20kHz
425 watts / channel @ 4 ohms 20Hz–20kHz
660 watts / channel @ 2 ohms 1kHz
Bridged Mono Mode: 520 watts / channel @ 16 ohms 20Hz–20kHz
850 watts / channel @ 8 ohms 20Hz–20kHz
1320 watts / channel @ 4 ohms 1kHz
FREQUENCY RESPONSE +0/-.4dB, 20Hz – 20kHz
TOTAL HARMONIC DISTORTION < .25%, 20Hz–20kHz @ 400 watts / channel 4 ohms (typically .05% @ 1kHz)
SLEW RATE 40 volts / microsecond
SIGNAL TO NOISE RATIO > 100dB ref 400 watts / 4 ohms (20kHz equivalent bandwidth)
LOAD IMPEDANCE Stereo Mode 2 ohms or greater
Mono Mode 4 ohms or greater
DAMPING FACTOR Typical 250 (1kHz, 8 ohms)
CONTROLS Two rear panel level setting knobs
INPUT CONNECTIONS XLR and 1/4” phone (tip/ring/sleeve), one each channel
OUTPUT CONNECTIONS 5-way binding posts each channel, Speakon
®
jacks (one each channel, one for
Mono/Biamp)
MODE SWITCHES Mono Bridge mode select, Parallel Mono mode select
LOW CUT FREQUENCY (SPA-1400C) 10Hz – 15-Hz
CROSSOVER FREQUENCY RANGE 50Hz – 2.5kHz
XLR “THRU/X-OVER OUT” (SPA-1400C) Switchable: Directly paralleled to XLR Input jacks / high & low crossover output
PROTECTION CIRCUITRY Short circuit, open circuit, RF burnout, overtemp, speaker protection relays,
turn on/off transient protection, DC protection and built-in auto-limiter (Anti-clip)
COOLING Variable speed forced air fan cooling, rear/side intake, front exhaust
POWER REQUIREMENTS DOMESTIC: 120 VAC 60Hz, 1100VA
EXPORT: 100-115 VAC 50/60Hz, 1100VA
220-240 VAC 50/60Hz, 1100VA
SIZE AND WEIGHT 19” W x 3.5” H x 17.73” D; 36 lbs.
Speakon
®
is a registered trademark of Neutrik USA
Due to ongoing product development and improvement, the specifications
contained herein are subject to change without notice.