troubleshooting • chapter 5

power line fails completely. Intended for computer applications, a UPS allows you to complete an orderly shutdown of a computer system in the event of a power outage. In addition, the isolation it provides from the power line minimizes all forms of interference—spikes, noise, etc.

Care and Maintenance

Cleaning

Disconnect the AC cord, then use a damp cloth to clean the PEQ- 450’s metal and plastic surfaces. For heavy dirt, use a non-abrasive household cleaner such as Formula 409™ or Fantastik™. DO NOT SPRAY THE CLEANER DIRECTLY ONTO THE FRONT OF THE UNIT AS IT MAY DESTROY THE LUBRICANTS USED IN THE SWITCHES AND CONTROLS! Spray onto a cloth, then use cloth to clean the unit.

Refer All Servicing to Alesis

We believe that the PEQ-450 is one of the best signal processors that can be made using current technology, and should provide years of trouble-free use. However, should problems occur, DO NOT attempt to service the unit yourself unless you have training and experience. Service on this product should be performed only by qualified technicians. NO USER-SERVICEABLE PARTS INSIDE.

Obtaining Repair Service

Before contacting Alesis, check over all your connections, and make sure you’ve read the manual.

Customers in the USA and Canada:

If the problem persists, contact Alesis and request the Product Support department. Make sure you have the unit’s serial number with you. Talk the problem over with one of our technicians; if necessary, you will be given a return order (RO) number and instructions on how to return the unit. All units must be shipped prepaid and COD shipments will not be accepted.

For prompt service, indicate the RO number on the shipping label. Units without an RO will not be accepted. If you do not have the original packing, ship the unit in a sturdy carton, with shock- absorbing materials such as Styrofoam pellets (the kind without CFCs, please) or "bubble-pack" surrounding the unit. Shipping damage caused by inadequate packing is not covered by the Alesis warranty.

40

PEQ-450 Reference Manual

Page 39 Page 41
Page 40
Image 40
Alesis PEQ-450 manual Care and Maintenance, Cleaning, Refer All Servicing to Alesis, Obtaining Repair Service
Page 39 Page 41

PEQ-450 specifications

The Alesis PEQ-450 is a powerful equalizer that caters to both professional sound engineers and audiophiles seeking to enhance the sonic quality of their audio tracks. This innovative piece of equipment incorporates advanced features and technologies that set it apart in the crowded market of audio processing gear.

One of the hallmark features of the Alesis PEQ-450 is its dual-channel 31-band graphic equalizer, allowing users to precisely fine-tune their audio output across a wide frequency spectrum. Each channel operates independently, making it an ideal solution for stereo applications where distinct control over left and right channels is essential. The equalizer covers a frequency range from 20 Hz to 20 kHz, ensuring that both low-end and high-end frequencies are addressed, thus delivering a rich and balanced audio experience.

Another notable characteristic of the PEQ-450 is its user-friendly interface, featuring an intuitive layout of sliders that clearly indicate gain adjustments per frequency band. The visual representation of frequency bands allows sound engineers to make quick and effective adjustments in live sound environments, where precision is paramount. Additionally, the unit includes bypass switches for each channel, enabling users to easily compare adjusted sound with the original signal.

In terms of technology, the Alesis PEQ-450 employs high-quality components that contribute to a low-noise operation and a high signal-to-noise ratio, ensuring that your audio remains pristine. The unit also includes a built-in limiter for each channel, protecting against signal clipping and distortion, which is crucial when working with loud audio sources.

The rack-mountable design of the PEQ-450 enhances its usability in studio and live settings alike, making it a versatile tool for audio professionals. The durable construction ensures reliability even in demanding environments, while its lightweight nature adds to its portability.

For connectivity, the Alesis PEQ-450 supports both balanced XLR and TRS inputs and outputs, making it compatible with a wide range of audio equipment. This flexibility allows for easy integration into existing setups, whether it be for live performances, broadcasting, or studio recordings.

In summary, the Alesis PEQ-450 is a feature-rich and technologically advanced equalizer that stands out for its precision, ease of use, and versatility. Whether you are an experienced engineer or a new enthusiast, the PEQ-450 offers the tools needed to achieve exceptional sound quality.
Top Page Image Contents