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Operator Manual – KLR Series Amplifiers

Important Safety

Instructions – 2

Introduction - 3

The KLR Series - 4

Protection

Physical Description - 5

Installation - 6

Troubleshooting - 10

Spec Table - 11

Warranty - 12

The KLR Series

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

The series provides a power range of 1000 to 2500 watts per channel at 2 ohms (20Hz- 20kHz, 1% THD). The KLR series is available in 2 channel versions at four power points. All models will drive 2, 4, or 8 ohm loads.

KLR-Series Power Ratings (per channel)

 

 

Stereo

 

Mono Bridged

Model

8Ω

4Ω

2Ω

4Ω

KLR 2000

350W

600W

1000W

2000W

KLR 3200

650W

1100W

1600W

3200W

KLR 4000

850W

1400W

2000W

4000W

KLR 5000

1000W

1700W

2500W

5000W

Inputs are via 3-pin Euroblock, XLR, and ¼” TRS connectors.

Switch mode power supply provides high efficiency and low weight

Output connectors are Neutrik Speakon.

Rear panel switches include: Gain and Operation Mode, Limiter, and HPF.

Forced air cooled (front panel intake, rear panel exhaust)

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

Gain selectable switch for both channels

Removable dust filters on front panel

Rack ears for permanent installation in a standard 2RU 19”(rack mount width) enclosure

Protection

KLR-Series Amplifiers come standard with several protection circuits:

Output over-current protection

DC output protection

Chassis internal temperature monitoring

Inrush limiting

Mains circuit breaker

Copyright© 2010 – Ashly Audio Inc.

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Ashly KLR 4000, KLR 2000, KLR 3200, KLR 5000 manual KLR Series, Protection

KLR 3200, KLR 2000, KLR 5000, KLR 4000 specifications

The Ashly KLR series comprises a range of high-performance amplifiers, including the KLR 2000, KLR 3200, KLR 4000, and KLR 5000. Designed with the needs of both professional audio engineers and enthusiasts in mind, these amplifiers offer exceptional power, flexibility, and durability for various applications ranging from live sound reinforcement to installed sound systems.

The KLR 2000 is the most compact model in the series, delivering 2,000 watts of peak power at 4 ohms. This amplifier features a rugged design, ensuring reliability during demanding performances. It incorporates innovative technologies, such as a high-efficiency Class AB design that minimizes distortion and maximizes sound quality. With an intuitive front-panel LED indicators for signal and clip, as well as comprehensive protection circuitry, the KLR 2000 is ideal for smaller venues or mobile applications.

Next in the lineup, the KLR 3200 provides increased power capacity with 3,200 watts of peak power, making it suitable for medium-sized venues or larger setups. It maintains the same dependable construction and performance features as its smaller counterpart but introduces dual-channel operation with independent level controls. This feature allows users to tailor their sound more precisely, addressing various acoustical challenges in diverse environments. The KLR 3200 also boasts advanced thermal management, ensuring optimal performance even during extended use.

The KLR 4000 steps up the power significantly, offering an impressive 4,000 watts of peak output. This model excels in high-demand applications, such as concert halls and large-scale events. The KLR 4000 utilizes a linear power supply with a toroidal transformer, providing exceptional power reserves for dynamic transient response. Additionally, it features comprehensive signal processing capabilities, including built-in filters and equalization options, allowing users to tweak the sound to their specific needs without extra external devices.

At the top of the range, the KLR 5000 delivers an astounding 5,000 watts of peak power, designed for the most demanding applications. It includes advanced connectivity options, including XLR and Speakon inputs, facilitating versatile integration into various audio systems. The KLR 5000 also features an integrated fan system for enhanced thermal management and reliability, ensuring consistent performance even in high-stress environments.

In summary, the Ashly KLR series amplifiers impress with their robust design, advanced technologies, and remarkable performance across various applications. Whether for smaller venues with the KLR 2000 or large-scale events with the KLR 5000, each model in the series is a testament to Ashly's commitment to quality and innovation in professional audio.