Symetrix SX201 Owner's Manual
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Symetrix SX201 Owner's Manual

Parametric eq/ preamp
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Owner's Manual
Symetrix
SX201
Parametric EQ / Preamp
Symetrix Inc.
14926 35th Avenue West
Lynnwood, Washington 98037
Voice: (206) 787-3222, (800) 288-8855
Fax:
(206) 787-3211
Copyright 1988, 1994 Symetrix Inc.
All rights reserved.
Subject to change without notice.
Batteries not included.
This manual will not play in reverse.
Revision: 2.0, 9/15/94
Part Number: 530100

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  • Page 1 14926 35th Avenue West Lynnwood, Washington 98037 Voice: (206) 787-3222, (800) 288-8855 Fax: (206) 787-3211 Copyright 1988, 1994 Symetrix Inc. All rights reserved. Subject to change without notice. Batteries not included. This manual will not play in reverse. Revision: 2.0, 9/15/94...
  • Page 2 No part of this manual may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage and retrieval system, without permission, in writing, from the publisher. Production Information This document was written using Microsoft Word for Windows V2.0 and 6.0.

  • Page 3: Table Of Contents

    Table of Contents ___________________________________________________ 1. Introduction............1 2. Using the SX201 ............ 2 2.1 Beware Distortion and Noise ........2 2.2 Know What You Are Listening To ......... 2 2.3 Use Wide Peaks, Narrow Notches........ 2 2.4 Tuning the EQ/Notch Filter ........... 3 3.
  • Page 4 This page is mostly blank.

  • Page 5: Introduction

    Three fully parametric bands of equalization are provided, with +15dB boost and -30dB cut capability, allowing the SX201 to be used for both creative and corrective equalization. Overlapping frequency controls cover the audio range, from 16Hz to 20kHz.

  • Page 6: Using The Sx201

    6dB or 8dB boost. On the other hand, if the levels within the SX201 are too low to start with, using the equalizer for boost may increase noise that already exists in the signal to unacceptable levels.

  • Page 7: Tuning The Eq/Notch Filter

    2.4 Tuning the EQ/Notch Filter For both boost and cut, the SX201's parametric equalizer/notch filter is intended to be put to work on specific frequencies. To "tune" the equalizer, use full boost to make the frequency easily heard and identified.

  • Page 8: Connections, Controls And Switches

    3. Connections, Controls and Switches 3.1 Block Diagram Rev 2.0, 9/15/94...

  • Page 9: Rear Panel Connectors

    + 18 dBu maximum level. 10 kilohm balanced bridging. Disables preamp input jack. _______________________________________________________ CAUTION: Do not use any AC adapter other than the Symetrix PS-2. Do not short the outputs. Do not stick your finger(s) into a light socket. _______________________________________________________ Rev 2.0, 9/15/94...

  • Page 10: Front Panel Controls And Switches

    LED flashes. TTENUATOR Depressing the switch to the position puts switch the SX201 circuitry in-line. In the out position, the balanced/unbalanced input is hard-wired to the balanced/unbalanced output. Sets the center frequency for each section of the REQUENCY equalizer.

  • Page 11: Troubleshooting

    4. Troubleshooting Use the following guide in case of difficulty; preferably before calling the factory for assistance. Problem Check/try this Is the NPUT TTENUATOR No output control set too low for the present signal? Is the LED lighted? Is the PS-2 plugged into a live outlet? Is the PS-2 working? Distortion or Clipping at the...

  • Page 12: Specifications

    5. Specifications Item Specification active balanced bridging Line Input Impedance greater than 10 kilohms Max input level +18 dBu CMRR greater than 40 dB @ 1 kHz red LED, fires 4 dB below clipping Clip Indicator Preamp Input universal low-Z/high-Z unbalanced Impedance greater than 20 kilohms Maximum input...
  • Page 13 Physical 8.5” W x 1.75” H (front panel) Shipping weight: 5 lbs 16V ac, 200 ma. Power Symetrix PS-2 for 110V ac operation. Symetrix PS-2EP for 220V ac operation. Accessories RM-2 Two-unit standard 19” rack mount. (1U tall, holds two SX200 modules side-by- side).

  • Page 14: Repair Information

    Should you decide to return your SX201 to Symetrix for service, please follow the following instructions. 6.1 Return Authorization Symetrix will service any of its products for a period of five years from the date of manufacture. However, no goods will be accepted without a Return Authorization number.

  • Page 15: Sx201 Limited Warranty

    (90) days. Symetrix' obligations under this warranty will be limited to repairing and replacing, at Symetrix' option, the part or parts of the SX201 which prove defective in material or workmanship within ninety (90) days from the date of purchase, provided that the Buyer gives Symetrix prompt notice of any defect or failure and satisfactory proof thereof.

  • Page 16: Lightbulb Replacement Information

    6. None. Since it’s analog, leave it broken and replace it with the latest digital bulb from Symetrix. 7. First the decision as to whether the bulb should be changed: it takes four people at the minimum. One person must have excellent communication skills and will present a paper on the subject for consideration by the AES.

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