
Mit der Crusader-Serie bringt InFocus drei smarte Lifestyle-Projektoren: Crusader Challenger, Master und Grandmaster. Wir testen die beiden größeren Modelle.
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Für die Älteren unter uns gehören diese Lautsprecher zu den ersten jugendlichen Audiowunschträumen, wie zum Beispiel das Klipschorn oder die Electro Voice Sentry III. Für alle anderen könnte dieser besondere Lautsprecher eine echte Überraschung werden.
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Ausstattungsliste: Audio Research REFERENCE 150 SE
Tecnical Details | |
POWER OUTPUT | 150 watts per channel continuous from20Hz to 20kHz. 1kHz total harmonic distortion typically 0.6% at 150 watts, below 0.03% at 1 watt. Approximate actual power available at |
(Note that actual power output is dependent upon both line voltage and | |
POWER BANDWIDTH | (-3dB points) 5Hz to 80kHz. |
FREQUENCY RESPONSE | (-3dB points at 1 watt) 0.5Hz to 120 kHz. |
INPUT SENSITIVITY | 2.0V RMS BAL for rated output. (24 dB Bal gain into 8 ohms.) |
INPUT IMPEDANCE | 300K ohms Balanced. |
OUTPUT POLARITY | Non-inverting. Balanced input pin 2+ (IEC-268). |
OUTPUT TAPS | 16 ohms, 8 ohms, 4 ohms. |
OUTPUT REGULATION | Approximately 0.6dB 16 ohm load to open circuit (Damping factor approximately 14). |
OVERALL NEGATIVE FEEDBACK | 14dB. |
SLEW RATE | 13 volts/microsecond. |
RISE TIME | 2.0 microseconds. |
HUM & NOISE | Less than 0.1mV RMS – 114dB below rated output (IHF weighted, input shorted). |
POWER SUPPLY ENERGY STORAGE | Approximately 1040 joules. |
POWER REQUIREMENTS | 105-125VAC 60Hz (210-250VAC 50Hz) 730 watts at rated output, 900 watts maximum, 420 watts idle. |
TUBES REQUIRED | 2 – Matched quad KT150 – Power Output; 4 – 6H30 Driver. |
DIMENSIONS | 19"(48.3cm) W x 83⁄4" (22.2cm) H x 191⁄2" (49.5cm) D. Handlesextend 11⁄2" (3.8cm) forward. |
WEIGHT | 75lbs. (34.2kg) Net; 90lbs. (41kg) Shipping. |
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