User Manual ULTRACOUSTIC AT108 Ultra-Compact 15-Watt Acoustic Instrument Amplifier with VTC-Technology and Original 8" BUGERA Speaker
ULTRACOUSTIC AT108 User Manual Table of Contents Thank you........................................................................ 2 Important Safety Instructions....................................... 3 Legal Disclaimer.............................................................. 3 Limited warranty............................................................. 3 1. Introduction................................................................ 4 1.1 Before you get started...................................
ULTRACOUSTIC AT108 User Manual Important Safety Instructions Terminals marked with this symbol carry electrical current of sufficient magnitude to constitute risk of electric shock. Use only high-quality professional speaker cables with ¼" TS or twist-locking plugs pre-installed. All other installation or modification should be performed only by qualified personnel.
ULTRACOUSTIC AT108 User Manual 1. Introduction VTC Virtual Tube Circuitry The VTC Virtual Tube Circuitry was specially developed to lend the instrument the unique character of classical tube amps. Jam it up! With its CD player input, your AT108 is the ultimate practice amp, because it couldn’t be easier to play along to your favorite music. If you don’t want anybody listening to what you’re playing, or simply wish to avoid disturbing the neighbors, just use your headphones.
ULTRACOUSTIC AT108 User Manual 2. Wiring Tips Fig. 2.1 and 2.2 show you how to connect your guitar and your microphone to the amplifier. Fig. 2.2 shows a recommended setup for amplifying the sound of your AT108 using a sound reinforcement system of any size. This way, you can also use your amp for playing live or for rehearsals with your band.
ULTRACOUSTIC AT108 User Manual 3. Control Elements (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) Fig. 3.1: Control elements (1) The MIC INPUT connector is a balanced XLR microphone input. (2) Connect your instrument to the INSTR(UMENT) INPUT jack, using a standard instrument cable equipped with 1/4" TS connectors. (3) The MIC VOL(UME) control determines the volume level of the microphone channel. (4) The INSTR(UMENT) VOL(UME) control determines the volume level of the instrument channel.
ULTRACOUSTIC AT108 User Manual 4. Audio Connections Except for the microphone input, the inputs and outputs are laid out as 1/4" connectors. More information about the connectors can be found in chapter 5, “Specifications.” Please refer to Fig. 2.1 and 2.2 to learn about hooking up your amp. Balanced use with XLR connectors ◊ Please keep in mind that all the equipment has to be grounded at all input times.
ULTRACOUSTIC AT108 User Manual 5. Specifications Audio Inputs Instrument input Connector 1/4" TS mono connector Microphone Connector balanced XLR CD input Connector 1/4" TRS stereo connector Audio Output Headphone output Connector 1/4" TRS stereo connector System Specifications Power amp output 15 Watts Loudspeaker Type 8" dual-cone full-range loudspeaker Impedance 4Ω Power rating 20 Watts Power Supply Mains Voltage USA/Canada 120 V~, 60 Hz U.K.
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