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1400W @ 4 Ohms bridged
Easily switchable mono/stereo/bridged mono operating modes
Separate outputs for Channel A and Channel B
Third output for mono bridged applications: also provides both output channels on a single connector
30Hz subsonic filter for low-frequency speaker protection
Handles for easy transport and protection of level controls
Defeatable clip limiter
Front-panel signal and overload indication |
The new flagship of the LX series delivers a mighty 2 x 2100 watts into 2 ohms and 2 x 1500 watts into 4 ohms and therefore has plenty of headroom for large subwoofer arrays. For decades, DYNACORD has been one of the leading manufacturers in the pro audio sector and has established a secure position in the amplifier market thanks to the excellent audio performance,absolute reliability and high stability of the Linear Precision series. With their outstanding operational security, which guarantees years of problem-free use, the amplifiers of the Linear Precision series are now the standard for a wide variety of full-range and multi-way loudspeakers systems in professional venues as diverse as theatres, stadiums, discotheques, clubs and concert halls. Datasheets / ManualsManual (2.2MB)
Load Impedance 2 O, 4 O, 8 O Max. Midband Output Power, THD = 1%, 1kHz 2 O - 2100 W, 4 O - 1500 W, 8 O - 900 W Rated Output Power, THD 300 Slew Rate 38 V/µs Signal to Noise Ratio, A-weighted 108 dB Output Stage Topology Class H Power Requirements 100V, 120V, 220V, 230V, 240 V; 50Hz … 60Hz (factory configured) Power Consumption, 1/8 max. output power @ 4 ohms 1070 W Protection Audio Limiters, High Temperature, DC, HF, Back-EMF, Peak current Limiters Inrush Current Limiters, Turn-On delay Cooling Front-to rear, 3-stage fans Ambient Temperature Limits +5° … +40° ( 40°F … 105°F ) Safety Class I Dimensions ( W x H x D ) mm 483 x 88.1 x 384 Weight 8.70 kg (19.2 lbs) Optional Accessories Rear Rackmount 15.5" D112 930 (RMS15-CL), Rear Rackmount 18.0" D112 933 (RMS18-CL), LPN + Lo-Cut Filter D112963 (NRS 90268)
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Single digital (Class D) amplifier with switching power supply 1200W/70V/100V. Protection against overheating, overcurrent and short circuit output. Features & priority entry program (program override) for message playback emergency. Highpass filter OFF/200Hz/400Hz. Remote control function ON / OFF. Power Supply DC 24V, AC 220 ~ 240V 50/60Hz. |
Crown DSi 4000 2x1200W-4Ω Power Amplifier
The Crown? DSi 4000 power amplifi er shall be a solid-state two-channel model
with a switch-mode universal power supply. A rear-panel HD-15 connector shall
provide input/output connectivity between the DSi amplifi er and the DSi-8M
System Monitor.
The outputs shall be usable as stereo or bridged-mono modes of operation.
The bridged-mono mode shall bridge the outputs to provide increased output
voltage.
Front panel controls and indicators shall include the following:
Level: Detented rotary level control, one per channel.
Power Switch: On/off switch applies AC power to the amplifi er.
Sel/Prev/Next Buttons: Three buttons near the LCD screen shall be used to
access menu items and front panel lockout.
LCD Screen: Backlit liquid crystal display shows speaker presets and signal
processing.
Signal Indicator: Green LED, one per channel, illuminates when a very low-level
signal is present at input.
?10 Indicator: Green LED fl ashes when output signal exceeds ?10 dB below
clip.
?20 Indicator: Green LED fl ashes when output signal level exceeds ?20 dB
below clip.
Ready Indicator: Green LED, one per channel, illuminates when the amplifi er is
ready to produce audio.
Clip Indicator: Red LED, one per channel, turns on at the threshold of audible
distortion.
Temp Indicator: Red LED, one per channel, illuminates under excessive temperature
conditions.
Power Indicator: Blue LED illuminates when the amplifi er has been turned on
and has power.
Rear panel controls and connectors shall include the following:
AC Line Connector: NEMA 5-15P (15A).
Input Connector: Two 3-pin removable Phoenix-type connectors each accept a
balanced line-level input signal.
Output Connectors: 4-position barrier strip with connectors for dual louspeakers
or bridge-mono loudspeaker.
HiQnet USB Connector: Type B, connects to a HiQnet network.
HD-15 Connector: For cinema I/O compatibility with DSi-8M System Monitor.
The amplifi er shall have the following specifi cations:
Output Power: 2 ohm Stereo (per channel): 1,600W with 1% THD, 4 ohm
Stereo (per channel): 1,200W with 0.5% THD, 8 ohm Stereo (per channel):
650W with 0.5% THD, 4 ohm Bridge-Mono: 3,200W with 1% THD, 8 ohm
Bridge-Mono: 2,400W with 0.5% THD.
Voltage Gain at 1kHz, 8 ohm rated output: 26 dB.
Frequency Response: +0/?1 dB from 20 Hz to 20 kHz at 1 watt into 4 ohms.
Load Impedance: Safe with all types of loads. Rated for 2 to 8 ohms in Stereo
mode, 4 to 16 ohms in Bridge-Mono mode.
Sensitivity at 8 ohm rated output: 3.61V.
Sensitivity at 4 ohm rated output: 3.47V.
Sensitivity at 2 ohm rated output: 2.84V.
Signal to Noise Ratio (below rated 8-ohm power at 1 kHz): 105 dB
(A weighted).
Damping Factor: Better than 500 from 20 Hz to 500 Hz.
Crosstalk: > 70 dB below rated power, 20 Hz to 1 kHz.
Input Stage: Input is electronically balanced and employs precision 1% resistors.
Input Impedance (nominal): 20 k ohms, balanced;10 k ohms, unbalanced.
Maximum Input Signal: +22 dBu typical.
AC Line Voltage and Frequency Confi gurations Available: 100V, 120V, 220-240V,
50/60 Hz.
AC Line Current: 8.0A.
At Idle: Draws no more than 90 watts.
Operating Temperature: 0° C to 40° C at 95% relative humidity (non-condensing).
The DSP section shall have the following specifi cations:
Input EQ: 6 parametric fi lters per channel with adjustable Q, ±15 dB boost/cut.
Also adjustable high and low shelving fi lters. This 8-fi lter EQ section can be
bypassed.
Crossover Filters: Highpass and lowpass per channel. Butterworth 6/12/18/24
dB per octave, Linkwitz-Riley 24/48 dB per octave. Also includes ±15 dB bandpass
gain and polarity control.
Output EQ: 8 parametric fi lters per channel with adjustable Q, ±15 dB boost/cut.
This 8-fi lter EQ section can NOT be bypassed. Filters are enabled individually.
Output Limiter: Prevents clipping and protects loudspeakers. Choice of ?3, ?6,
or ?12 dB threshold per channel.
Delay: Up to 50 msec total delay per channel.
Presets: 20 presets. One is ?DSP OFF.? Fifteen are factory-set for JBL Cinema
systems. Four are user-defi nable.
Protection shall include the following:
DSi-Series amplifi ers shall be protected against shorted, open or mismatched
loads; overloaded power supplies; excessive temperature; chain destruction
phenomena; excessive output current, and input overload damage. They also
protect loudspeakers from input/output DC, large or dangerous DC offsets and
turn-on/turn-off transients
The chassis shall be steel. Cooling shall be by a proportional speed fan with
front-to-rear airflow.
Dimensions shall be EIA Standard 19-in. rack mount width (EIA RS-310-B), 3.5
in. (8.9 cm) high and 12.25 in. (31.11 cm) deep behind mounting surface.
Net weight shall be 19 lb (8.6 kg). Shipping weight shall be 22 lb (10.0 kg)
The amplifier shall be designated the Crown DSi 4000.
| Amplifier Gain 32 dB
Continuous Rated Power
(1 kHz, THD 1%) 2Ω 2100 Watts
Continuous Rated Power
(1 kHz, THD 1%) 4Ω 1500 Watts
Continuous Rated Power
(1 kHz, THD 1%) 8Ω 900 Watts
Continuous Rated Power
(20-20 kHz, THD | 2x1350W/4Ω-1000W/8Ω-1Χ2700W
Crown XLI 3500
The Crown XLI 3500 is a reasonably priced, but robust and powerfull power amplifier. It suits ideally for the use in budget-oriented applications at mobile and stationary area. It offers a power of 2 x 1800 W / 4 Ohm. Thereby the integrated fan guarantees a high operating safety, due to the constant airstream for cooling the power amplifier. The XLI 3500 offers a robust an analogue circuit, which is supplied by a conventional power supply. Furthermore it features three different, selectable modes (stereo, bridge and parallel).
Crown XLI 3500:
- Reasonably priced, robust and powerfull power amplifier
- Robust and analog circuit
- LED display for each channel for signal, clip and error
- Stereo, bridge and parallel modes
- Conventional power supply
- Performance: 2 x 1200 W / 8 Ohm, 2 x 1800 W / 4 Ohm
- Inputs: Cinch, XLR
- Outputs: 2 x speakon, spring clip
- Robust 19 inch housing
- Hight: 2 hight units
Specifications
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XLi800 |
XLi1500 |
XLi2500 |
XLi3500 |
Channels |
2 |
2 |
2 |
2 |
Sensitivity (full rated power at 8 ohms) |
0.775V or 1.4V |
0.775V or 1.4V |
0.775V or 1.4V |
0.775V or 1.4V |
Signal to Noise Ratio (below rated power 20Hz to 20kHz, A-Weighted) |
> 100 dB |
> 100 dB |
> 100 dB |
> 100 dB |
Total Harmonic Distortion (THD) (20Hz - 20kHz) |
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Inter Modulation Distortion (60Hz and 7kHz at 4:1 from full rated output to -40 dB) |
= / |
= / |
= / |
= / |
Frequency Response (at 1W, 20Hz - 20kHz) |
0 dB, -1 dB |
0 dB, -1 dB |
0 dB, -1 dB |
0 dB, -1 dB |
Crosstalk (below rated power) |
at 1kHz: -75 dB |
at 1kHz: -75 dB |
at 1kHz: -75 dB |
at 1kHz: -75 dB |
at 20kHz: - 59 dB |
at 20kHz: - 59 dB |
at 20kHz: - 59 dB |
at 20kHz: - 59 dB |
Damping Factor (from 10Hz to 400Hz, 8 ohms) |
> 200 |
> 200 |
> 200 |
> 200 |
AC Line Voltage and Frequency Configurations (± 10%) |
120VAC 60Hz |
120VAC 60Hz |
120VAC 60Hz |
120VAC 60Hz |
220VAC 50/60Hz |
220VAC 50/60Hz |
220VAC 50/60Hz |
220VAC 50/60Hz |
230-240VAC 50/60Hz |
230-240VAC 50/60Hz |
230-240VAC 50/60Hz |
230-240VAC 50/60Hz |
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Dimensions (H x W x D) |
3.5" x 19" x 12.4“ |
3.5" x 19" x 12.4“ |
3.5" x 19" x 12.4“ |
3.5" x 19" x 14.4“ |
(89 x 482 x 315mm) |
(89 x 482 x 315mm) |
(89 x 482 x 315mm) |
(89 x 482 x 366mm) |
Net Weight |
25.1 lb (11.4 kg) |
28.0 lb (12.7 kg) |
29.7 lb (13.5 kg) |
43.0 lb (19.5 kg) |
Net Shipping Weight |
29.5 lb (13.4 kg) |
32.4 lb (14.7 kg) |
34.2 lb (15.5 kg) |
47.4 lb (21.5 kg) |
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