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32dB
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AC INPUT
100-240VAC
50/60 Hz
1.1"
1.225"
FUSE:
250V
T 1A
USE ONLY WITH 250V FUSE
KP6 - Electronic Instrument Preamplifier
USER'S GUIDE
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LIFT
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OUT
GROUND
KeyPre
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AVEDIS AUDIO ELECTRONICS, INC.
avedisaudio.com
®
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E L E C T R O N I C S
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Designed and manufactured in the U.S.A.
A
VEDIS
UDIO
1
IN
OUT
Serial No.
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Table of Contents
Summary of Contents for Avedis Audio KeyPre KP6
- Page 1 E L E C T R O N I C S LIFT AC INPUT 100-240VAC 50/60 Hz 1.1" 1.225" FUSE: 250V T 1A USE ONLY WITH 250V FUSE GROUND AVEDIS AUDIO ELECTRONICS, INC. Designed and manufactured in the U.S.A. Serial No. avedisaudio.com...
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Page 2: Table Of Contents
KeyPre® KP6 - Electronic Instrument Preamplifier IMPORTANT SAFETY INSTRUCTIONS - READ FIRST…………………………….……2 INTRODUCTION………………….……………………………………………………………3 INSTALLATION……….………………………………………………………………………..3 AC CORD……………………………………………………………………….………………3 AC POWER SWITCH………………………………………………………….………………3 INPUT…………………………………………………………………………….……………..3 GAIN ………………………………………………………………………….………………4 OUTPUT………………………………………………………………………..……………….4 PHASE…………………………………………………………………………..………………4 METER……………………………………………………………………….…………………4 INPUT IMPEDANCE……………………………………………………….………………….5 MAXIMUM INPUT LEVEL…………………………………………….………………………5 GROUNDING…………………………………………………………………………………..5 FLOWCHART…………………………………………………………………………………..6 SPECIFICATIONS……………………………………………………………………………..7 WARRANTY INFORMATION …………………………………………………………..……8... -
Page 3: Important Safety Instructions - Read First
The user should not attempt to service or modify the unit unless qualified to do so and under the guidance of Avedis Audio service personnel. -
Page 4: Introduction
Installation: Install the unit in accordance with the instruction printed in the user guide. INTRODUCTION: The KeyPre® was designed for professional keyboard, synthesizer, and drum machine users who want the highest performance when recording their electronic instruments. The wide range of different output levels, frequency response, and impedances from electronic instruments makes it especially challenging for preamplifiers. -
Page 5: Gain
Both front and rear inputs have a balanced TRS (tip/ring/sleeve) input, and designed so that it could work with both balanced and unbalanced TS (tip/sleeve) instruments. Commonly, balanced outputs could in the form of an TRS or XLR type connector, and unbalanced outputs could have either 1/4”... -
Page 6: Input Impedance
The 5-bar LED meter is connected to the output of the KeyPre® and starts to illuminate when audio reaches 0 dBu level and each bar is lit with each additional 3 dB ending with +12 dBu with the fifth bar. Each channel meter has been individually calibrated at these default levels, and although we found this to be most optimal, it is possible to customize them to your liking by means of an internal trim pot. -
Page 7: Flowchart
250V T 1A USE ONLY WITH 250V FUSE GROUND AVEDIS AUDIO ELECTRONICS, INC. Designed and manufactured in the U.S.A. Serial No. Balanced systems only need a ground connection on one end only. This is called a telescope ground where only the Tip and Ring are used in audio transmission, and the ground... -
Page 8: Specifications
Power consumption KeyPre™ Specifications Avedis Audio maintains a policy of constant product improvement. Avedis Audio reserves the right to make changes in design or make additions to or improvements upon this product without any obligation to install same on products previously manufactured. Therefore,... -
Page 9: Warranty Information
WARRANTY INFORMATION Limited Warranty Avedis Audio Electronics will provide warranty and service for this unit in accordance with the following warrants: Avedis Audio Electronics warrants to the original purchaser that this product and the components thereof will be free from defects in workmanship and materials for a period of three years from the date of purchase. - Page 10 (818) 293-2115 © 2018 Avedis Audio Electronics, Inc.
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