Nady Systems HE-1 User Manual

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HUM ELIMINATOR

USER GUIDE

HE-1

HUM ELIMINATOR

The compact HE-1 is a sure-fi re bet for quick and easy removal of 60/120 cycle AC hum from your signal path. This two channel mini-box is designed to eliminate hum caused by ground

loops while also acting as a direct box capable of converting unbalanced signals to true balanced signals for long interference-free cable runs. It’s passive design is easily portable with no AC sockets necessary. A couple of these are essential hardware in every musician’s or roadie’s tool bag.

Eliminates AC hum (60Hz/120Hz buzz) easily with up to 20dB of attenuation

Breaks grounds loops safely, while leaving all signal grounds intact

Dual Channel I/O with 1/4” TRS jacks

Converts automatically back and forth between balanced and unbalanced lines at either end

Completely passive design with audiophile quality components assures the best possible noise and distortion-free performance

SPECIFICATIONS

Input Connectors

2 x 1/4” TRS jacks

Output Connectors

2 x 1/4” TRS jacks

Input/Output Impedance

10KΩ

Maximum input

8V RMS

Maximum source impedance

1KΩ

Minimum load impedance

10KΩ

Frequency response

20HZ to > 20kHz (- .05dB)

Dimensions (WxHxD)

4.5” x 1.63” x 3.5” (114.3 x 41.4 x 88.9 mm)

Weight

16 oz (453g)

SERVICE

(U.S.) Should your Nady HE-1 Hum Eliminator require service, please contact the Nady Customer Service Department via telephone: (510) 652-2411 or e- mail: service@nady.com.

(INTERNATIONAL) For service, please contact the Nady distributor in your country through the dealer from whom you purchased this product.

The warranty card supplied with this system provides valuable warranty and service information. Store it in a safe place for future reference. Do not attempt to service this unit yourself as it will void your warranty.

NADY SYSTEMS, Inc.

6701 Shellmound Street • Emeryville, CA 94608

Tel: 510.652.2411 • Fax: 510.652.5075 • www.nady.com