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Mon - Sat 10am - 8pm
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631 321 1700
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718 762 0100
QSC ISA 300 Ti 300 Watt Power Amplifier Features:
- Low-impedance and isolated 25, 70, and 100 volt outputs for distributed audio systems available simultaneously.
- Rear panel gain controls for tamper resistant operation with 2 dB detents 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 protect speakers and prevent speaker transformer saturation with minimal effect on program material (50 Hz or 75 Hz.)
- Front panel indicators include power, signal, and clip.
- Covered barrier strip output connectors for safety agency compliance.
- Automatic variable-speed fan for quiet normal operation with maximum cooling on demand.
- Rear-to-front air flow keeps 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.
- Simple barrier strip connection determines output mode.
QSC ISA300 Ti Specifications
SPECIFICATIONS ISA300Ti STEREO MODE, Both Channels Driven 8 ohms 20 Hz-20 kHz 0.1% THD 185W 4 ohms 20 Hz-20 kHz 0.1% THD 280W 2 ohms 1 kHz 1% THD 430W DIRECT POWER, STEREO MODE 70V 20 Hz-20 kHz +0/-0.3 dB 0.5% THD - XF OUTPUT POWER, STEREO MODE 70V or 100V 50 Hz-16 kHz 0.5% THD 300W 25V 50 Hz-16 kHz 0.5% THD 200W BRIDGED MONO MODE 8 ohms 1 kHz 0.1% THD 600W 4 ohms 1 kHz 1% THD 830W XF OUTPUT POWER, BRIDGED MONO MODE 140V or 200V 50 Hz-16 kHz 0.5% THD 600W Signal to Noise (20 Hz-20 kHz) 100 dB Distortion (SMPTE-IM) Less than 0.01% Input Sensitivity @ 8 ohms 1.15v
(+3.4 dBu)Voltage Gain @ 8 ohms 33.4x
(30.5 dB)Output Circuitry Class AB THX Approved - Weight - Net 44 lbs
(20.0 kg)Weight - Shipping 50 lbs
(22.7 kg) ALL MODELS Distortion (Typical)
20 Hz-20 kHz: 10 dB below rated power
1.0 kHz and below: full rated powerLess than 0.03% THD, 4 ohms and 8 ohms
Less than 0.03% THD, 4 ohms and 8 ohmsFrequency Response
10 dB below rated output powerISA 300Ti, 500Ti and 800Ti:
Direct outputs: -3 dB @ 50 Hz, -0.5 dB @ 20 kHz; XF outputs: 50 Hz-16 kHz, +1/-3 dBDamping Factor (direct outputs) Greater than 200 at 8 ohms, ISA 1350 greater than 250 Output Regulation (isolated outputs) Less than 1.5 dB Input Impedance 10 k ohms unbalanced, 20 k ohms balanced Input Clipping 10 Vrms (+22 dBu) Cooling Continuously variable speed fan, back-to-front air flow Connectors, each channel Input: Active balanced; 3-pin Euro-style detachable terminal block and XLR (pin 2+)
Output: Covered barrier strips
DataPort V2: HD-15 connectorControls Front: AC switch
Rear: Ch. 1 and Ch. 2 gain knobs, 10-position DIP switchIndicators PWR-ON: Green LED; SIGNAL: Green LED (1 per channel);
CLIP: Red LED (1 per channel)Dimensions 19" (48.3 cm) rack mounting, 5.25"(13.3cm) tall (3 rack spaces),
15.9" (40 cm) deep (from front mounting rails)Amplifier Protection Full short circuit, open circuit, thermal, ultrasonic, and RF protection;
Stable into reactive or mismatched loadsPower Requirements 120, 230, VAC, 50-60 Hz Load Protection On/off muting; Triac crowbar: ISA 750, 1350 and 800Ti; AC coupling: ISA 280, 300Ti, 450 and 500Ti
(1) QSC ISA 300 Ti 300 Watt Power Amplifier
(1) AC Power Cord
(4) Rubber Feet
(1) Rear Rackmount Kit
(2) 3-Pin Terminal Block Connectors
(1) User Manual
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