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Acoustat SPECTRA 1100 Owner's Manual

Electrostatic loudspeaker system
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OWNER'S MANUAL
SPECTRA 1100
ELECTROSTATIC
LOUDSPEAKER SYSTEM
Acoustat
South
613
Tempe Arizona 65281 USA
.
602
967
Rockford Drive
.
3565

Table of Contents

Introduction
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Wall Behind The Speakers
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Position In The Room
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Distance From Rear Wall
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Distance From Side Walls
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Area Between The Speakers
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Impedance Curves
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In Case of Difficulty
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Electrical Schematic
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Summary of Contents for Acoustat SPECTRA 1100

  • Page 1: Table Of Contents

    Table of Contents Introduction OWNER’S MANUAL ................Break-In Period Page 1 ................. Using This Manual Page Assembly & Installation SPECTRA 1100 .............. Getting Started/assembly Page 2 .................. Disassembly Page 6 ELECTROSTATIC ..................Audio Input Page 7 ................... Power i m p u t...

  • Page 2: Break-In Period

    INTRODUCTION There are a few warnings we will make now which will save Break-in Period you trouble later: Your new Acoustat budspeaker requires a break-in period Spectra arrays are IMAGE, i.e. there are LEFT MIRROR before full performance may be realized. Eyen though the and RIGHT arrays.

  • Page 4: Disassembly

    ONLY the final location, you may want to choose the appro- interfaces to Acoustat. Our packaging materials are top-of priate Left or Right array. more...

  • Page 5: Audio Input

    Red (+) to Red PUT". Repeat the process for the right channel. Set (+), and Black (-) to Black (-). All Acoustat Loudspekaers the switch to BI-AMP/BI-WIRE" positiin. The two designed to preserve absolute phase integrity: i.e. when the amplifiers MUST be identical for this configuration.

  • Page 7: Power I M P U T

    Before plugging in thewalltransformer, make sure that it is rated for your local line (mains) voltage. The Spectra 1100 is best suited to small to medium rooms: The export transformer, labelled for 220 volts, those with minimum dimensions of 12 to 18 feet (3.5 to 5.5 me- suitable for use with 220 to 240 volts, 50 to 60 Hz.

  • Page 8: Toe-In And Distance Between Speakers

    Wall: Since the Spectra is a Distance From The Rear ADDITIONAL INFORMATION dipole loudspeaker (producing soundfrom bothsides) placing the speaker too cbse to the rear wall will yield reduced bass output, due to rear-wave cancelations. A minimum speaker-to-rear wall distance of 3 feet (1 Specifications meter) is recommended, measured from the rear...
  • Page 9 IMPEDANCE PLOT 10k 20k FREQUENCY NOTE: VALUES PLOTTED FOR "MEDIUM" SETTING OF HIGH FREQUENCY CONTOUR SWITCH. IMPEDANCE SLIGHTLY LOWER ABOVE 10 KHZ FOR "HIGH" SETTING, AND SLIGHTLY HIGHER FOR "LOW" SETTING. PHASE SHIFT PLOT 10k 20k FREQUENCY NOTE: VALUES plotted FOR "MEDIUM"...

  • Page 10: Amplifier Recommendations

    1986. but the interface electronics and woofer system do have finite power handling capacity. The advantage At that time Acoustat made a quantum leap in the inusingalargepoweramplifieris not so much to allow productof STEP-UP EFFICIENCY and BANDWIDTH...

  • Page 11: A Division Of Rockford Corporation

    Thiswarranty extends to theoriginal owner, a dated Bill of Sale and a brief note describing the purchased from an authorized Acoustat dealer only. difficulty. Everyeffortwillbe made to perform service A dated proof of purchase must accompany all war- in a timely manner, with typical turn-around times of ranty claims.

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