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ELECTRONIC
CONTROL UNIT
CONNECTION PRECAUTION
Be sure to provide a power amplifier, 300W (8 ) or more output to use in connection
with these units.
Use of less than 300W power amplifier will not maintain primary capabilities and will
lead to failures of the connecting speakers.
These AC-F1/AC-L1 can exclusively be used for the SR-F1 speaker system and the
SR-L1 super woofer system. Do not use other speakers than the SR-F1 and the
SR-L1.
Please follow the instructions in this manual to obtain the optimum results from these units.
We also recommend you to keep this manual handy for future reference.
TOA Corporation
Operating Instructions
AC-F1
AC-L1
AC-F1
AC-L1
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Table of Contents
Related Manuals for Toa AC-F1
Summary of Contents for Toa AC-F1
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Page 1: Back Wiring Connection With External Equipment
Use of less than 300W power amplifier will not maintain primary capabilities and will lead to failures of the connecting speakers. These AC-F1/AC-L1 can exclusively be used for the SR-F1 speaker system and the SR-L1 super woofer system. Do not use other speakers than the SR-F1 and the SR-L1. -
Page 2: Table Of Contents
Contents User care General description Features Panel facilities AC- F1 [Front view] [Rear view] AC- L1 [Front view] [Rear view] Connection Basic block diagram Back wiring connection with external equipment (1) Back wiring connection with external equipment (2) SR-F1 single system Installation Block diagrams Specifications... -
Page 3: User Care
Ensure to ground unit. General description The AC-F1 and the AC-L1 Electronic control units are designed for use with the SR-F1 speaker system and the SR-L1 super woofer system, for single channel full range speaker and super woofer. These electronic control units provide the channel divider to divide respective frequency range between... -
Page 4: Features
Strictly selected parts and component parts are used for materializing quality sound. Can be mounted on 19" EIA standard rack, (one size) The AC-F1 and the AC-L1 are designed enabling to use with the SR-F1 and the SR-L1. Input and output are used the electronically balanced XLR type connector. -
Page 5: Panel Facilities
[Front view] Input level control (INPUT LEVEL) Input level control adjusts the input level of AC-F1. It is usually used to turn fully clockwise (Level 10), and adjusts at 26dB of each power amplifier gain for the super woofer, the woofer and the driver. -
Page 6: [Rear View]
[Rear view] Input connector (INPUT) Input connector for signal is used the electronically balanced XLR type connector. Low output connector (LOW OUT) Output connector to the power amplifier for low frequency range is used the electronically balanced XLR type connector. High output connector (HIGH OUT) Output connector to the power amplifier for high frequency range is used the electronically balanced XLR type connector. -
Page 7: [Front View]
In case the indicator very often flashes, adjust the input level until it occasionally flashes. When adjusting by the low level control, the input level control of the AC-F1 should be set at same position as the low level control of the AC-L1. -
Page 8: [Rear View]
Output connector to the power amplifier for the super woofer is used the electronically balanced XLR type connector. High output connector (HIGH OUT) Output of this connector connects to the input of the AC-F1, and the connector is used the electronically balanced XLR type connector. Low sense input terminal (LOW SENSE) Low sense input terminal for inputting signal from the power amplifier output for the super woofer is used the electronically balanced screw terminal. -
Page 9: Connection
Connection Basic block diagram AC-F1 INPUT HIGH SENSE LOW SENSE HIGH OUT INPUT Mixer/ AC-L1 Preamplifier LOW SENSE Connect a power amplifier, 300W Back wiring connection of with external equipment (1) When one SR-F1 is mounted on the SR-L1 AC-F1... - Page 10 Back wiring connection of with external equipment (2) When two SR-F1 are mounted on the SR-L1 AC-F1 AC-L1 Power amplifier Power amplifier — 11 — Mixer/Preamplifier SR-F1 SR-L1...
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Page 11: Sr-F1 Single System
SR-F1 single system Block diagram Power amplifier HIGH OUT Mixer/ AC-F1 Preamplifier INPUT LOW OUT HIGH SENSE SR-F1 LOW SENSE or more output. Connect a power amplifier, 300W Connection Mixer/Preamplifier AC-F1 Power amplifier SR-F1 — 12 —... -
Page 12: Installation
Installation Mount the speakers arranging their front edges as shown in the figure. For details, refer to "Operating Instructions of the speaker systems". When one SR-F1 is mounted on the SR-L1 SR-L1 SR-F1 SR-L1 When the SR-F1 mounting on the SR-L1 is used, the crossover select switch of AC-L1 is turned to OUT. After setting the switch, confirm sound characteristics in actual operation. -
Page 13: Block Diagrams
Block diagram — 14 —... -
Page 14: Specifications
Weight Specifications are subject to change without notice. Accessories Fuse Warranty card (for USA and Canada only) Operating instructions AC-F1 Electronically balanced(Cannon XLR-3-31 or equivalent) (Balanced) (Unbalanced) +4dB (Pin No.3 : HOT, No.2 : COLD and No.1 : GND) +26dB... -
Page 15: Appearance
Appearance AC-F1 AC-L1 TOA Corporation KOBE. JAPAN 133-02-996-30...
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