QSC GX3

คุณสมบัติสินค้า:

เครื่องขยายเสียง 2 ชาเเนล คลาส D 2×300 วัตต์ ที่ 8 โอมห์

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หมวดหมู่ : สินค้าระบบเสียง , เครื่องขยายเสียง ,

แบรนด์ : QSC

Features

Power levels matched to the most popular speakers used by entertainers
Optimized for maximum real-world headroom into 4- and 8-ohm speaker systems
Inputs: XLR, 1/4-inch TRS and phono input connectors for compatibility with any source
Outputs: Speakon® combo accepts 1/4-inch (TS) plugs or Speakon 2- and 4-pole plugs (connects 2 poles only). Binding posts support all other speaker wiring systems
Minimum depth chassis (10.1-inch / 257 mm) fits in compact, inexpensive effects racks
Lightweight - GX3 and GX5 less than 26 lb (12.5 kg). GX7 only 15.5 lb (7 kg)*
Detented gain controls for precise setting and matching of sensitivity
GuardRail™ automatically protects the amplifier and loudspeakers from damage due to temperature rise or overdrive without shutting down the show
Front panel LEDs monitor power, signal, and clipping
Subwoofer/satellite crossover built-in
* 230V 16.5 lb (7.5 kg)

SPECIFICATIONS

SPECIFICATIONS	GX3		GX5		GX7
	Output power per channel
8 ohms / 1 kHz (both channels driven)	300 W		500 W		725 W
8 ohms / 1 kHz (single channel driven)	350 W		600 W		800 W
4 ohms / 1 kHz (both channels driven)	425 W		700 W		1000 W
4 ohms / 1 kHz (single channel driven)	500 W		850 W		1200 W
Distortion (1 dB below rated power, 1 kHz)	8 ohms: less than 0.02% 4 ohms: less than 0.05%
Signal to Noise (20 Hz - 20 kHz)	100 dB
Input Sensitivity	1.2 V rms
Voltage Gain	32.2 dB		34.4 dB		36.1 dB
Output Circuitry	Class B		2-tier Class H		2-tier Class H
Power Requirements (1/8 power, pink noise at 4 ohms, 120V)	6.3 A		6 A		10.1 A
Frequency Response	20 Hz–20 kHz, +0, -1 dB
Dynamic Headroom (4 ohms)	2 dB
Input Impedance	Greater than 20 kΩ (balanced)
Maximum Input Level	+24 dBu (16 V rms)
Input Connectors (each channel)	3-pin XLR and 1/4" TRS, balanced, parallel Phono, unbalanced
Output Connectors (each channel)	Speakon®, 1/4", Binding posts
Amplifier and Load Protection	Short circuit, open circuit, thermal, RF protection Load protected against DC faults
Front Panel Controls and Indicators	Gain controls, 21 detents Red CLIP LEDs, proportional, 0.1% THD threshold Green SIGNAL LEDs, threshold 35 dB below clipping Blue POWER LED, AC on
Rear Panel Controls	Full Range / Crossover switch 100 Hz, 3rd order LP (sub), 2nd order HP (top)
Dimensions	Height: 3.5" (89 mm) 2RU Width: 19" (483 mm) Depth: 10.1" (257 mm)
Weight	Net: 27 lb (12.1 kg) Shipping: 31 lb (14.1 kg)		Net: 28 lb (12.6 kg) Shipping: 32 lb (14.6 kg)		120V model: Net: 15.5 lb (7 kg) Shipping: 20.5 lb (9.3 kg) 230V model: Net: 16.5 lb (7.5 kg) Shipping: 21.5 lb (9.75 kg)
Agency Approvals	UL, CE, RoHS/WEEE Compliant
AC Current and Heating, 120 VAC (multiply current by 0.5 for 230 VAC)	GX3		GX5		GX7
Operating Condition	AC amps	BTU/hour	AC amps	BTU/hour	AC amps	BTU/hour
Idle	0.2	44	0.3	60	0.6	82
8 + 8 ohms, 1/8 power 1	4.1	904	3.3	734	6.7	1169
8 + 8 ohms, 1/3 power 2	6.1	1160	8.5	1456	13.3	1807
8 + 8 ohms, full power 3	9.75	1109	16.2	1891	26.5	2167
4 + 4 ohms, 1/8 power 1	6.3	1515	5.8	1160	10.1	1963
4 + 4 ohms, 1/3 power 2	9.4	2105	11.2	2162	18.5	2612
4 + 4 ohms, full power 3	15.0	2297	24.5	3754	40	4478

Specsheet

Power Amplifier เครื่องขยายเสียง

QSC GX3

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