| Content | Crown XLI 2500
The Crown XLI 2500 is a reasonably priced, but robust and powerful power amplifier. It suits ideally for the use in budget-oriented applications at mobile and stationary area. It offers a power of 2 x 800 W / 4 Ohm. Thereby the integrated fan guarantees a high operating safety, due to the constant airstream for cooling the power amplifier. The XLI 2500 offers a robust an analog circuit, which is supplied by a conventional power supply. Furthermore it owns three different, selectable modes (stereo, bridge and parallel).
Crown XLI 2500:
- Reasonably priced, robust and powerful 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 520 Watt an 8 Ohm, 2 x 800 Watt an 4 Ohm
- Inputs: Cinch, XLR
- Outputs: 2 x speakon, spring clip
- Robust 19 inch housing
- Height: 2 U
Specifications
|
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) |
| L2400 750W-750W 4ohm (500W-500W 8ohm)
COMPACT MODERN DESIGN
Compact size (2U-Rack Height) with up to 1200W per channel@2ohms
these amps save valuable rack space without compromising power output.
HIGH CURRENT TOROIDAL TRANSFORMER
A high-current toroidal transformer saves rack space
and minimizes hum and noise.
EXCELLENT SOUND QUALITY
The low T.H.D.(0.05%) and high damping factor (400 or higher)
gives excellent sound quality.
2 STAGE POWER SUPPLY
The high-power units (L1800 and L2400) have a 2-Stage Class-H design
that maximizes their performance.
EQUIPPED WITH 30Hz or 50Hz HPF
All amplifiers are equipped with high-pass filters on each channel to
help maintain sound quality, yet help protect the loudspeakers.
EXTENSIVE PROTECTION CIRCUITS
Extensive protection circuits monitor over voltage/current conditions, overheating,
output shorts, and DC voltage to improve performance and reliability.
CLIP-LIMITER CIRCUITS
Clip-limiters on each channel are provided to help prevent
distortion due to excessive signal levels.
L.E.D FUNCTION DISPLAYS
Power, Clip limiter, Signal, Protection, Mode (Parallel/Stereo/Bridged)
LEDs on the front panel indicate the status of the unit in operation. |
Power Rating
Stereo Mode:
8Ω EIA 1 kHz 1% THD - 500W
4Ω EIA 1 kHz 1% THD - 850W
2Ω EIA 1 kHz 1% THD - 1250W
Bridged Mono:
8Ω EIA 1 kHz 1% THD - 1700W
4Ω EIA 1 kHz 1% THD - 2500W
Damping Factor Not Specified By Manufacturer
Input Sensitivity 26dB Setting - 3.28V
32dB Setting - 1.60V
Input Impedance > 10kΩ balanced, or unbalanced
Gain 34.5dB
Frequency Response 20Hz to 20kHz, +/- 0.2dB
Signal-to-Noise Ratio -106dB
Total Harmonic Distortion (THD) 0.02% @ 2Ω
0.005-0.01% @ 4Ω
0.002-0.01% @ 8Ω
Input Connections Input: XLR Male, XLR Female and 3-pin detachable terminal blocks (1 each per channel)
DataPort: HD-15, input signal in parallel with XLR input connectors
Output Connectors Output: Neutrik Speakon (ch 1 wired to both channels) and 5-way binding posts
Controls Front Panel AC Power Switch
Gain Controls, 21 detents, 1 dB steps (each channel)
Controls (Rear) Input Mode: Bridge (Yellow), Stereo (Green), or Parallel (Orange)
Gain / Sensitivity: 26dB (Orange), 32dB (Green), or 1.2V (Yellow)
High Pass (each channel): 3Hz (Off), 30Hz (Yellow), or 50Hz (Orange)
Clip Limiter (each channel): Off, On (Yellow)
Indicators Clip Limiter (each channel): Off, On (Yellow)
Camera Resolution Flow-thru air path and solid aluminum heat sinks
Power Consumption 120V 50/60Hz - 8.5A
230V 50Hz - 7.5A
Power Requirements Not Specified By Manufacturer
Dimensions (WxHxD) 19 x 3.5 x 15.63" (48.3 x 8.9 x 39.7cm)
Weight 33.5 lbs (15.2kg)
Specialties Parallel Dataport, XLR/M and XLR/F connectors for simple loop-through connectivity
|
Crown DSi 2000 2x800W-4Ω Power Amplifier
The Crown? DSi 2000 power amplifier 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 amplifier 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 amplifier 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 amplifier shall have the following specifications:
Output Power: 2 ohm Stereo (per channel): 1,000W with 1% THD, 4 ohm
Stereo (per channel): 800W with 0.5% THD, 8 ohm Stereo (per channel) 475W
with 0.5% THD, 4 ohm Bridge-Mono: 2,000W with 1% THD, 8 ohm Bridge-
Mono: 1,600W 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: 3.09V.
Sensitivity at 4 ohm rated output: 2.84V.
Sensitivity at 2 ohm rated output: 2.24V.
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.
|
The high efficiency of the ED series enables maximum efficiency with low heat generation.
A new and unique Class-H circuity technology using state of the art SMD Surface Mount Technology with a reduced number of components offering performance levels exceeding audiophile levels like a slew rate of 50V/µs and high-end extended dynamic sound. The 2U amplifier provides 2x550W into 4 Ohm is equipped complete with temperature-controlled fan cooling, all common protective circuits such as over-temperature, short circuit, RFI and soft start.
The integral soft clip limiter protects against damage to the connected loudspeakers, the activity of a protective circuit, signal and limiter are shown for each channel by LEDʼs.
| AMPLIFIER SPECIFICATIONS |
|---|
| Power output stereo 4Ω: | 2 x 550 Watt rms | | | Power output stereo 8Ω: | 2 x 265 Watt rms | | | Power output bridged 8Ω: | 1100 Watt rms | | | Frequency Response: | 20 Hz ÷ 20 kHz | | | Signal/noise rate: | > 105 dB | | | Crosstalk: | > 70 dB | | | Distortion (THD+N): | | | | Intermodulation: | | | | Damping factor: | 200:1 (8 Ω) | | | Slew rate: | 50 V/μS | |
| INPUT SECTION |
|---|
| Input connector: | 2 x XLR balanced, 6,3mm jack unbalanced | | | Input sensitivity: | 0 / 0.775 dBm/V RMS | | | Input impedance: | 10 kΩ | | | Controls: | Volume control for each channel | |
| OUTPUT SECTION |
|---|
| Output connector: | 2 x Neutrik Speakon 4 ways | |
| SYSTEM PARAMETERS |
|---|
| Cooling: | Two-speed fan | | | Protections: | Thermal, direct current, RFI, short circuit, transformer protection | | | Amplifier class: | H | |
| POWER REQUIREMENT |
|---|
| Operating voltage: | 220÷240 / 110÷120 ~ 50 / 60 V ~ Hz | | | Max.current: | 10 A | | | Power Consumption: | 2200 W | |
| PHYSICAL SPECIFICATIONS |
|---|
| Height: | 88 / 3.46 mm/inch | | | Width: | 483 / 19.01 mm/inch | | | Depth: | 350 / 13.77 mm/inch | | | Net Weight: | 15 / 33.06 Kg/Lbs | |
| SHIPPING INFORMATION |
|---|
| Package height: | 120 / 4.72 mm/inch | | | Package width: | 540 / 21.25 mm/inch | | | Package depth: | 475 / 18.07 mm/inch | | | Shipping Weight: | 17 / 37.47 Kg/Lbs |
| Solid DYNACORD amplifier technology at highly competitive prices.
These amplifiers offer high, stable power output and a high efficiency factor on the high performance level and are therefore the ideal choice for driving a multitude of mobile and club systems. SL series power amplifiers are equipped with a comprehensive protection package and dynamic limiters.
The integrated, switchable Low-Pass Notch filter (a typical DYNACORD special feature) corrects the frequency response and optimizes the transient behaviour of loudspeakers.
Maximum Midband Output Power, THD = 1%, 1 kHz, Dual Channel 2 Ω - 1250 W, 4 Ω - 900 W, 8 Ω - 550 W Maximum Single Channel Output Power, Dynamic-Headroom, IHF-A 2 Ω - 2450 W, 4 Ω - 1400 W, 8 Ω - 700 W Maximum Bridged Output Power, THD = 1%, 1 kHz 4 Ω - 2800 W, 8 Ω - 1800 W Input Sensitivity, rated power @ 8 Ω, 1 kHz +5.1 dBu (1.39 Vrms) Maximum Input Level +21 dBu (8.69 Vrms) Voltage Gain, ref. 1 kHz 32.0 dB Frequency Response, ref. 1 kHz 10 Hz...40 kHz (±1 dB) Output Stage Topology Class H Dimensions (W x H x D), mm 483 x 88.1 x 421.5 Weight 16.3 kg (35.9 lbs) |
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