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Summary of Contents for PA Tech QSB-612A
- Page 1 USER MANUAL QSB-612A QSB-624A BOOSTER AMPLIFIER...
- Page 2 1. Security Precautions ◎ Carefully to READ the instruction in this manual before use. ◎ Certainly to OBSERVE the INSTRUCTION in this manual regard convention of safety symbols and messages. ◎ Please KEEP this user MANUAL nearby for anytime reference. Safety symbol and Message Conventions Below-described safety symbol and messages are to prevent bodily injury and property damage.
- Page 3 ▓ ▓ ▓ ▓ When using the Amplifier When found following irregular situation during amplifier is in use, immediately switch off the power, disconnect the power supply plug from the AC outlet. Don’t try to operate the amplifier again. Contact your local dealer to check the amplifier. The amplifier falls.
- Page 4 Description QSB-6xxA series booster amplifiers cover models from 120W RMS to 480W RMS. This manual is to for 120W QSB-612A and 240W QSB-624A. QSB-6xxA series is the most easy to use booster amplifier. It has one phone jack input and one phone jack output. It can be also connected directly to the speaker of 8 ohm, or 70V, or 100V speaker via the screw terminal output.
- Page 5 3. Panel Description FRONT PANEL DESCRIPTION 1. Level Indicator LED 3. Master Level Control 2. Power On Indicator LED 4. Power Switch REAR PANEL DESCRIPTION 1. AC Voltage (115V/230V) Selection Switch 6. AC Fuse 2. Sensitivity (100mV /1V) selection Switch 7.
- Page 6 4. Features Easy to use booster Amplifier One master level control 8 ohm, 70V and 100V speaker output One phone jack input and output Overload, over temperature, and speaker short protection. AC or DC power in 2U height 19” rack or table mounted 5.
- Page 7 After all connections are completed, turn on the power. If necessary, turn the master level control on the front panel to what you desire. 8. Technical Specification Type Booster Amplifier Model QSB-612A QSB-624A Output Power (RMS) 120W 240W Power Supply...
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