Ashly KLR-2000 Data Sheet

High Performance Amplifiers

KLR Series Two-Channel, High Performance Amplifiers

KLR-2000 | KLR-3200 | KLR-4000

Features:

Balanced inputs via 3-pin Euroblock
and combo XLR/ ¼” TRS connectors

Switch mode power supply provides
high efficiency and low weight

Forced air cooled (front in, rear out)

Removable dust filters

Front mounted attenuators

Ashly’s KLR-Series amplifiers are high-efficiency, lightweight, two­channel, high power amplifiers incorporating the latest technologies
delivering quality and value for professional quality performance at
an extremely affordable price. Whether your application is profes­sional audio or fixed performance installation, KLR amplifiers are op-

Front panel indicators for output level,
clip/protect, and power on/off

Gain selectable switch for both chan­nels

KLR specifications

timized to provide reliable audio performance with sonic perfection.

Rack ears for permanent installation in
a standard 2RU enclosure

Covering a power range from 1000 to 2000 watts per channel at 2
ohms (20Hz-20kHz, 1% THD), the KLR-2000, KLR-3200, and KLR-4000
are perfectly suited for a wide range of sound reinforcement. All
three KLR amplifiers are optimized to deliver high levels of sustained
power, extraordinary audio performance, and road-proven reliabil­ity into 2, 4, or 8 ohm loads and are housed in a a uniform, rugged
2RU chassis. Each KLR amplifier uses a state-of-the-art Switch Mode

Neutrik Speakon output connectors

3-position gain switch (1V, 32dB or
26dB sensitivity)

3-position mode switch (bridged, ste­reo or parallel mono)

Power Supply which assures you of flawless lows, punchy mids and
pristine highs. The output topography of the KLR-2000 and KLR–3200
are Class-AB, while the KLR-4000 is a two-step Class-H design. KLR­Series protection circuits include: output over-current protection, DC
output protection, chassis internal temperature monitoring, inrush
limiting and a mains circuit breaker.

Front panel features include: individual input attenuators, signal, clip

3-position HPF switch (30Hz, 50Hz or off)

On/off limiter switch

Permanently attached power cord

Extensive protection circuitry

and protect LEDs, air inflow vents with removable dust filters, power
switch and power LED. Rear panel features include: balanced in­puts via 3-pin Euroblock, combo XLR/ ¼” TRS connectors, Neutrik
Speakon output connectors, 3-position gain switch (1V, 32dB or
26dB sensitivity), 3-position mode switch (bridged, stereo or parallel
mono), 3-position HPF switch (30Hz, 50Hz or off), on/off limiter switch,
air outflow vents and permanently attached power cord.

© 2010 | Ashly Audio, Inc. | 847 Holt Road | Webster | NY | 14580 | U.S.A. | www.ashly.com | [e-mail]

* All features, specifications and graphical representations are subject to change or improvement without notice and may not represent the final product

KLR Series specifications

KLR-2000 | KLR-3200 | KLR-4000

KLR-2000 KLR-3200 KLR-4000

Rated Power Output Per Channel

Stereo Mode, both channels driven

8Ω, 20 Hz - 20 kHz, 1% THD 350W 650W 850W

4Ω, 20 Hz - 20 kHz, 1% THD

2Ω, 20 Hz - 20 kHz, 1% THD 1000W

Bridged Mono Mode

4Ω, 20 Hz - 20 kHz, 1% THD

Line Current Draw (all channels driven @4Ω)

Idle 0.99A 0.92A 1.05A

1/8th Power Pink Noise 9.7A 11.4A 14.0A

1/3 Power Sine Wave 14.9A 16.6A 19.8A

S/N (20 Hz-20 kHz, unweighted) >98dB >105dB >108dB

Thermal Dissipation (all channels driven @4Ω)

Idle (BTU/hr) 164 136 171

1/8th Power Pink Noise (BTU/hr) 1876 2063 2489

1/3 Power Sine Wave (BTU/hr) 2880 3001 3516

Voltage Gain (rated output power @4Ω) 31dB 33dB 36dB

Signal to Noise Ratio

(20Hz-20kHz, rated power @ 8Ω unweighted) >108 dB >109 dB >109 dB

Output Circuitry: Class AB Class AB 2 Step Class H

Weight 23.6 lbs (10.7kg) 24 lbs (10.9kg) 26.4 lbs (12kg)

Frequency Response 1W @ 8Ω 20Hz-20kHz

(-3dB down point) +/- 0.3dB5Hz – 70kHz

Damping Factor – 100Hz @ rated power @8Ω >380

THD 20Hz-20kHz, 10dB below rated output @4Ω<0.05%

Input Impedance 12 kΩ, balanced

HPF (30Hz, 50Hz, Off), 12dB/Oct

Amplifier Protection Output Overcurent, DC Output, Chassis Temperature, Mains Breaker

Cooling Variable Speed Fan, Front to Rear Air Flow

Front Panel Indicators Prot/Clip, Signal, Power

Attenuators Per channel: front panel

Input Connectors, each channel 3- Pin Euroblock, XLR, ¼” TRS Phone Jack

Output connectors, each channel Speakon

Operating Temperature/Humidity Temperature: -10C - +40C / Humidity: 0% - 90%

Power Cable Connector Permanently Attached 3-Prong IEC

Dimensions 19” x 3.5” x 16” (482mm x 88mmx x407mm)

600W 1100W 1400W

1600W

2000W 3200W

2000W

4000W

SRA Series specifications

Notes:
0dBu = 0.775 VRMS

Ashly Audio, Inc.
847 Holt Road
Webster, New York USA 14580-9103
P: 800-828-6308, [phone]
F: [phone]
www.ashly.com [e-mail]

Specifications subject to change without prior notice.
Latest information available at www.ashly.com.
© 2010 Ashly Audio, Inc.
Printed in U.S.A. 08/10

KLR Series Two-Channel Power Amplifiers July 2010

KLR-Series amplifiers are very efficient,
lightweight high-power amplifiers
incorporating the latest amplifier
technologies.

Architect & Engineering Specs

KLR-2000

The two-channel power amplifier shall incorporate the latest amplifier technolo gy to deliver a minimum power of 1,000 Watts per
channel into 2 Ohm loads, 600 Watts RMS per channel into 4 Ohm loads, or 350 Watts RMS per channel into 8 Ohm loads with
both channels operating. The amplifier shall have rear panel switching for paralle l mono and bridging modes. When switched into
bridged-mono mode, the amplifier it shall deliver 2,000 Watts into a 4 Ohm load. The amplifier protection shall include o

current, DC output, chassis temperature, and a mains circuit-breaker.

Ohms). The Signal-to-Noise Ratio shall be greater than 108dB at rated power into 8 Ohms (unweighted). THD shall be less than

0.05% into 4 Ohms, 20Hz – 20kHz and 10dB below rated power. The amplifier shall have a channel attenuator for each input on
the front panel and input sensitivity select switch, a high-pass filter switch and limiter enable s witch on the rear panel. The inputs
shall be of balanced bridging type with XLR, ¼” TRS, and 3-pin Euroblock connectors. The outp uts shall be Neutrik Speakon
connectors. L.E.D type indicators shall be employed to show the relative power level of each channel, clip/protect and power
on/off. Self contained forced air cooling (front in) shall be used with front panel mounted, removable dust filters. The power
amplifier shall weigh 24lbs/10.9kg net and mount in a standard 19 inch rack using two spaces (3.5 inches high). The power
requirement shall be 110 – 125VAC, 50 – 60Hz. The power amplifier shall be the Ashly KLR-2 000.

KLR-3200

The two-channel power amplifier shall incorporate the latest amplifier technolo gy to deliver a minimum power of 1,600 Watts per
channel into 2 Ohm loads, 1,100 Watts RMS per channel into 4 Ohm loads, or 650 Watts RMS per channel into 8 Ohm loads with
both channels operating. The amplifier shall have rear panel switching for paralle l mono and bridging modes. When switched into
bridged-mono mode, the amplifier it shall deliver 3,200 Watts into a 4 Ohm load. The amplifier protection shall include o

current, DC output, chassis temperature, and a mains circuit-breaker.

Ohms). The Signal-to-Noise Ratio shall be greater than 109dB at rated power into 8 Ohms (unweighted). THD shall be less than

0.05% into 4 Ohms, 20Hz – 20kHz and 10dB below rated power. The amplifier shall have a channel attenuator for each input on
the front panel and input sensitivity select switch, a high-pass filter switch and limiter enable s witch on the rear panel. The inputs
shall be of balanced bridging type with XLR, ¼” TRS, and 3-pin Euroblock connectors. The outp uts shall be Neutrik Speakon
connectors. L.E.D type indicators shall be employed to show the relative power level of each channel, clip/protect and power
on/off. Self contained forced air cooling (front in) shall be used with front panel mounted, removable dust filters. The power
amplifier shall weigh 26.4lbs/12kg net and mount in a standard 19 inch rack using two spaces (3.5 inches high). The power
requirement shall be 110 – 125VAC, 50 – 60Hz. The power amplifier shall be the Ashly KLR-3 200.

KLR-4000

The two-channel power amplifier shall incorporate the latest amplifier technolo gy to deliver a minimum power of 2,000 Watts per
channel into 2 Ohm loads, 1,400 Watts RMS per channel into 4 Ohm loads, or 850 Watts RMS per channel into 8 Ohm loads with
both channels operating. The amplifier shall have rear panel switching for paralle l mono and bridging modes. When switched into
bridged-mono mode, the amplifier it shall deliver 4,000 Watts into a 4 Ohm load. The amplifier protection shall include o

current, DC output, chassis temperature, and a mains circuit-breaker.

Ohms). The Signal-to-Noise Ratio shall be greater than 109dB at rated power into 8 Ohms (unweighted). THD shall be less than

0.05% into 4 Ohms, 20Hz – 20kHz and 10dB below rated power. The amplifier shall have a channel attenuator for each input on
the front panel and input sensitivity select switch, a high-pass filter switch and limiter enable s witch on the rear panel. The inputs
shall be of balanced bridging type with XLR, ¼” TRS, and 3-pin Euroblock connectors. The outp uts shall be Neutrik Speakon
connectors. L.E.D type indicators shall be employed to show the relative power level of each channel, clip/protect and power
on/off. Self contained forced air cooling (front in) shall be used with front panel mounted, removable dust filters. The power
amplifier shall weigh 26.7lbs/12.1kg net and mount in a standard 19 inch rack using two spaces (3.5 inches high). The power
requirement shall be 110 – 125VAC, 50 – 60Hz. The power amplifier shall be the Ashly KLR-4 000.

Ashly Audio, Inc 847 Holt Road Webster, New York USA 14580-9103 800-828-6308, [phone] KLR A&E_1a.pdf

utput over-

Frequency response shall be 20Hz to 20kHz (1W @ 8

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Frequency response shall be 20Hz to 20kHz (1W @ 8

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Frequency response shall be 20Hz to 20kHz (1W @ 8

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