Toa WA-1822 Instruction Manual
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Toa WA-1822 Instruction Manual

Meeting amplifiers
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MEETING AMPLIFIERS
This instruction manual covers TOA's WA-1822 and WA-1822C Meeting Amplifiers, which can be used
with the following tuner units. Please make sure that only the specified tuner units are used.
Model No.
Diversity Meeting Amplifier
WA-1822
Diversity Meeting Amplifier
WA-1822C
with Cassette
Please follow the instructions in this manual to obtain the optimum results from this unit.
We also recommend that you keep this manual handy for future reference.
Product Name
INSTRUCTION MANUAL
The Number of
Mountable Tuner Units
2
WA-1822
WA-1822C
WA-1822C
Tuner Unit Model No.
WTU-4800, WTU-3800

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Summary of Contents for Toa WA-1822

  • Page 1 MEETING AMPLIFIERS WA-1822 WA-1822C WA-1822C This instruction manual covers TOA's WA-1822 and WA-1822C Meeting Amplifiers, which can be used with the following tuner units. Please make sure that only the specified tuner units are used. The Number of Model No.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1. SAFETY PRECAUTIONS ................3 2. GENERAL DESCRIPTION ................4 3. FEATURES ......................5 4. HINTS FOR BETTER USE ................5 5. NOMENCLATURE AND FUNCTIONS ............6 6. ABOUT THE POWER SOURCE 6.1. Using AC Power Supply ..................8 6.2.

  • Page 3: Safety Precautions

    • Should the following irregularity be found during use, immediately switch off the power, disconnect the power supply plug from the AC outlet and contact your nearest TOA dealer. Make no further attempt to operate the unit in this condition as this may cause fire or electric shock.

  • Page 4: General Description

    · Avoid locations exposed to the direct sunlight, high temperature and high humidity when storing batteries. 2. GENERAL DESCRIPTION Toa's WA-1822 and WA-1822C are portable diversity meeting amplifiers featuring 2-way speaker system. In addition, the WA-1822C has a built-in cassette player.

  • Page 5: Features

    New circuitry has been designed to reduce sound distortion at high-volume sound outputs to realize excellent intelligibility for both quiet and loud sounds. • High Power and Long Battery Life Although rated at a high power output of 20 W, the WA-1822 consumes low power to maintain a longer battery life. • Lightweight Design Carefully reviewed design and construction realize reduced and balanced weight that facilitates transport and makes the Meeting Amplifier seem lighter than it actually is.

  • Page 6: Nomenclature And Functions

    5. NOMENCLATURE AND FUNCTIONS Figure shows the WA-1822C. [Top] MIC 1 MIC 2 WIRED MIC POWER [Front] [Rear] TONE WIRED MIC HIGH AUX IN LINE OUT AUX IN (MONO) [Battery case] [Tuner cover] To be installed in the Battery compartment (8). To be mounted to the Wireless tuner receptacle (11).
  • Page 7 1. Power switch 12.AC inlet Turns the power ON and OFF when pressed. Connect the supplied AC power cord to this inlet. 2. Power/Battery indicator 13. Tone control Lights green when the power switch is set to the Rotate clockwise to accentuate high-frequency ON position, and gets dark when the batteries sounds, and counterclockwise to accentuate low- begin to lose their charge during battery-powered...

  • Page 8: About The Power Source

    6. ABOUT THE POWER SOURCE The WA-1822(C) Meeting Amplifier is designed to operate on both AC power supply and standard dry batteries. 6.1. Using AC Power Supply Remove the power cord from the component compartment, and connect to an AC outlet. Always be sure the unit's power is switched OFF before connecting or disconnecting the power cord.

  • Page 9: Using A Wired Microphone

    Figure shows the WA-1822C. Notes • Use only TOA wireless microphones. • Set the wireless microphones 1 and 2 to different channels from each other. Otherwise, radio interference or noise may occur. • Keep the wireless microphone 3 – 20 m away from the Meeting Amplifier.

  • Page 10: Tuner Unit Installation

    8.1. Tuner Unit Installation The following TOA tuner unit models can be used. WTU-3800 VHF Diversity Tuner Unit WTU-4800 UHF Diversity Tuner Unit Step 1. Set the power switch to the OFF position. Step 2. Remove the Compartment cover. Step 3. Remove the tuner cover located in the lower left or right corner.

  • Page 11: Using The Cassette Deck (Wa-1822C Only)

    9. USING THE CASSETTE DECK (WA-1822C only) 9.1. Nomenclature and Functions 1. Cassette door 7. EJECT [ Insert the tape into the door's receptacle. Opens the cassette door to allow the tape to be Notes loaded or removed. • When the power is switched ON, cassette deck Note: Avoid pressing the EJECT [ ] during tape motor noise may be heard for approximately 1...

  • Page 12: Playback

    9.2. Playback Eject Cassette door Tape volume control Tape speed control Stop button Operating mode selector switch Play button Pause button (Direction indicator lamp) (Pause indicator lamp) Step 1. Set the power switch to the ON position. Step 2. Press the EJECT [ ] to open cassette door, and insert the cassette with its exposed tape surface facing down.

  • Page 13: Fast-Forwarding And Rewinding The Tape

    9.3. Fast-Forwarding and Rewinding the Tape Stop button Fast forward/rewind buttons Step 1. Press the double arrow button [ ] or [ ] pointing to the direction that the tape is moving during playback to fast-forward the tape. Pressing the double arrow button pointing to the opposite direction will rewind the tape.

  • Page 14: Recording

    9.4. Recording Because the WA-1822C's cassette deck features automatic recording level adjustment, no manual recording level settings are necessary. Eject Tape counter Reset button Cassette door Stop button Operating mode selector switch Recording button Play button Pause button (Recording indicator lamp) (Direction indicator lamp) (Pause indicator lamp) Step 1.

  • Page 15: Cue

    9.5. Cue The cassette deck features a cue function that automatically locates the silent tape section between recorded selections to play each selection from its beginning. Play button Fast forward/rewind buttons Step 1. Press the Play button [ ] to play the tape. Step 2.

  • Page 16: About Operating Modes

    9.6. About Operating Modes The WA-1822C Meeting Amplifier's tape deck has 3 modes of tape operation. • One-way mode [ ] : Records or plays back only one side of the tape, and stops the tape at its end. • Return mode ] : Records or plays back both sides of the tape, and stops the tape at the end of its return.
  • Page 17 • Recording Operating mode Depressed button Tape operation Step. 1 Step. 2 Tape records. Stops at tape end. Step. 1 Step. 2 Tape records. Stops at tape end. Step. 1 Step. 2 Step. 3 Step. 4 Automatically reverses Tape records. Tape records.

  • Page 18: Cleaning (Wa-1822C Only)

    10. CLEANING (WA-1822C only) 10.1. Cleaning the Head, Capstan and Pinch Roller If the cassette deck is used for prolonged periods of time, its Capstan Pinch roller Pinch roller heads, capstans and pinch rollers will become dirty. As a result, sound output could be affected by lower output, a reduction in high-frequency sound output or irregular pinch roller rotation.

  • Page 19: About Cassette Tapes

    11. ABOUT CASSETTE TAPES Chrome tape Normal tape Metallic tape • Use only normal bias tape. Do not use the chrome or metallic tape. If other varieties of tape than Normal Bias are used, the sound output may become displeasing to the ears or previous recordings may not be erased when re-recording.

  • Page 20: About External Equipment

    [Recommended External Speaker and Stand] Speaker: A rated input of 20 W or more, and impedance of 8 – 16 Ω. Stand: Mount the speaker on the TOA ST-16, or other stand. Notes • Note the correct polarities when connecting an external speaker.

  • Page 21: Using An External Cd Player Or Cassette Deck (For Playback)

    12.2. Using an External CD Player or Cassette Deck (for Playback) Step 1. Connect the CD player or cassette deck line output to the unit's External Input terminal using a pin cable. Input sensitivity is –20 dB, 10 kΩ. (0 dB = 1 V) Step 2.

  • Page 22: Troubleshooting

    13. TROUBLESHOOTING Symptom Cause Remedy [When operated on AC power] Insert the power plug into the The power indicator lamp does not The power plug is not connected AC outlet. light even when the power switch is to an AC outlet. set to the ON position.

  • Page 23: Specifications

    14. SPECIFICATIONS WA-1822 WA-1822C Model Power Source LT version: 110 V 50/60 Hz, L version: 120 V 50/60 Hz, H version: 220 – 230 V 50/60 Hz, UK version: 220 – 230 V 50/60 Hz, 12 V DC (8 R20P or "D" type batteries* AC: 20 W (40 W max.
  • Page 24 Traceability Information for Europe (EMC directive 2004/108/EC) Manufacturer: Authorized representative: TOA Corporation TOA Electronics Europe GmbH 7-2-1, Minatojima Nakamachi, Chuo-ku, Kobe, Hyogo, Suederstrasse 282, 20537 Hamburg, Japan Germany URL: http://www.toa.jp/ C33-07-006-6A...

This manual is also suitable for:

Wa-1822c

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