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ISA1350

Commercial Power Amplifier

Features

Drives 70V lines directly with 1500 watts per channel
Rear panel gain controls for tamper resistance; 2-dB detents allow for quick and repeatable settings.
XLR and detachable Euro-style input connectors
DataPort V2 for use with DPV2-compatible signal processing accessories (XC-3, SF-3, LF-3) and DSP-3/DSP-4 (with external power supply)
Independent defeatable clip limiters for reduced distortion
Selectable high-pass filters (30 Hz or 70 Hz) protect speakers and prevent speaker transformer saturation, with minimal effect on program material
Three-tier Class H complementary bipolar output circuitry reduces AC power draw and waste heat by 50%
Front panel indicators include power, signal, clip and protect
Covered barrier strip output connectors for safety agency compliance
Automatic on-demand variable-speed fan: quiet normal operation, with maximum cooling when needed
Rear-to-front air flow helps keep equipment racks cool
Stereo, bridge, or parallel operating modes
Comprehensive protection circuitry including DC, infrasonic, thermal overload, and short circuit protection
3-year warranty plus optional 3-year extended service contract

SPECIFICATIONS	ISA280	ISA450	ISA750	ISA1350	ISA300Ti	ISA500Ti	ISA800Ti
	OUTPUT POWER PER CHANNEL, STEREO MODE, both channels driven
8?, 20 Hz–20 kHz 0.1% THD 4?, 20 Hz–20 kHz 0.1% THD 2? 1 kHz 1% THD	185 W 280 W 430 W	260 W 425 W 700 W	450 W 650 W 1200 W	800 W 1300 W 2000 W	185 W 280 W 430 W	260 W 425 W 700 W	450 W 650 W 1200 W
	DIRECT POWER PER CHANNEL, STEREO MODE
70V, 20 Hz–20 kHz +0/-0.3 dB 0.5% THD	-	-	-	1500 W	-	-	-
	TRANSFORMER-ISOLATED OUTPUT POWER PER CHANNEL, STEREO MODE
70V or 100V, 50 Hz–16 kHz 0.5% THD 25V, 50 Hz–16 kHz 0.5% THD	- -	- -	- -	- -	300 W 200 W	500 W 300 W	800 W 500 W
	OUTPUT POWER, BRIDGED MONO MODE
8?, 1 kHz 0.1% THD 4? 1 kHz 1% THD	600 W 830 W	900 W 1400 W	1500 W 2400 W	2800 W 4000 W	600 W 830 W	900 W 1400 W	1500 W 2400 W