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ULTRACOUSTIC ACX1000 FOREWORD Dear Customer, Welcome to the team of ULTRACOUSTIC users, and thank you very much for expressing your confidence in BEHRINGER products by purchasing the ACX1000. It is one of my most pleasant tasks to write this letter to you, because it is the culmination of many months of hard work delivered by our engineering team to reach a very ambitious goal: To present you with an excellent 2-channel acoustic guitar amplifier which features authentic sound quality and an inte
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ULTRACOUSTIC ACX1000 ! !" #" $% & '# $" %! ! Powerful 2 x 60 Watt RMS amplifier with tube emulator specifically designed for acoustic instruments and vocals Dedicated tube emulator in both channels adds warmth and presence to instruments and vocals Two independent channels with separate volume controls, dedicated EQ’s and two feedback filters each Instrument channel produces warm an
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ULTRACOUSTIC ACX1000 TABLE OF CONTENTS 1. INTRODUCTION.....................................................................................................................6 1.1 The design concept ......................................................................................................................... 7 1.1.1 Tube emulator ....................................................................................................................... 7 1.2 Before you begin .................
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ULTRACOUSTIC ACX1000 1.1 The design concept The philosophy behind BEHRINGER products guarantees a no-compromise circuit design and employs the best choice of components. The operational amplifiers used in the ULTRACOUSTIC are exceptional: they boast extreme linearity and very low distortion characteristics. To complement this design, the choice of components include low-tolerance resistors and capacitors, high-quality potentiometers and several other stringently selected elements. The ULTRACOUST
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ULTRACOUSTIC ACX1000 Please note that with all three EQ controls set fully to the left (instrument channel), the resulting signal will be very low-volume. 10 The FEEDBACK 1 control adjusts a notch filter that allows you to suppress feedback frequencies or other forms of interference. The frequency range is from 65 Hz through 400 Hz. To detect and suppress interference frequencies, please turn the FEEDBACK 1 control slowly. 11 The FEEDBACK 2 control determines the frequency of a second notch fi
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ULTRACOUSTIC ACX1000 30 The AUX input on the rear of your ACX1000 can be muted with the MUTE switch. 31 The AUX LEVEL control in the master section adjusts the volume level of the AUX signal (e.g. drum computer, playback) fed in via the AUX IN or TAPE IN jacks on the rear of the ULTRACOUSTIC. Your ACX1000 features an on-board effects module that produces 23 different types of effects comprising 99 effect variations plus associated program numbers. 32 Use the four PRESET buttons to assign an effe
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ULTRACOUSTIC ACX1000 41 SERIAL NUMBER. Please take the time to have the warranty card filled out completely by your specialized dealer, and return it within 14 days after the date of purchase, so as to be entitled to benefit from our extended warranty. You may also use our online registration option available on the Internet at www.behringer.com. 42 Connect the enclosed footswitch to the FOOTSWITCH jack. The footswitch allows you to recall the four effects presets. 43 MIDI IN. This connector giv
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ULTRACOUSTIC ACX1000 2. EFFECTS TABLE Preset no. Effect Effect type -- Bypass - 01 - 03 Chorus + Delay + Reverb Parallel 04 - 06 Chorus + Room 1 Parallel 07 - 09 Chorus + Room 2 Parallel 10 - 13 Chorus + Hall Parallel 14 - 15 Flanger + Reverb Parallel 16 - 19 Delay + Room 1 Parallel 20 - 22 Delay + Room 2 Parallel 23 - 25 Delay + Hall Parallel 26 - 28 Delay + Chorus Parallel 29 - 35 Room Single 36 - 42 Hall Single 43 - 47 Plate Single 48 - 58 Delay Single 59 - 63 Multitap Delay Single 64 - 68 Ch
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ULTRACOUSTIC ACX1000 Connect the MIDI IN jack of your ULTRACOUSTIC to the MIDI OUT jack of a MIDI footcontroller. Now, enable the MIDI functions on your ULTRACOUSTIC by pressing the PRESET buttons #3 and #4 for about two seconds: the two control LED’s of PRESET buttons #3 and #4 start flashing, the right decimal point in the display lights up. Select a MIDI channel with the PROGRAM control (1 through 16, “on” = Omni, “OF” = inactive) and quit the menu by pressing either one of the PRESET buttons
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ULTRACOUSTIC ACX1000 MIDI IN: receives MIDI controller information. The receiving channel can be set with the buttons UP and DOWN. On = Omni, i.e. MIDI data are received and processed on all channels (see section 3.2). 4. APPENDIX 4.1 MIDI implementation MIDI Implementation Chart Function Transmitted Recognized Remarks Default X OFF, 1 - 16 Basic memorized Channel Changed X OFF, 1 - 16 Default X 1, 2 Mode Messages X X Altered X X X X Note Number True Voice X X Note ON X X Velocity Note OFF X X
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ULTRACOUSTIC ACX1000 5. SPECIFICATIONS AUDIO INPUTS Instrument channel Connector 1/4" phone jack Type unbalanced, RF filtered input Input impedance app. 10 MΩ Microphon/line channel Microphone input Connector XLR Type balanced, RF filtered input Input impedance app. 25 kΩ Line input Connector 1/4" TRS jack Type balanced, RF filtered input Input impedance app. 40 kΩ balanced/20 kΩ unbalanced Aux/tape input Connector 1/4" phone jack/RCA Type unbalanced, RF filtered input Input impedance app. 10 kΩ
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ULTRACOUSTIC ACX1000 6. WARRANTY § 1 WARRANTY CARD/ONLINE REGISTRATION To be protected by the extended warranty, the buyer must 3. Free inspections and maintenance/repair work are expressly complete and return the enclosed warranty card within 14 days excluded from this warranty, in particular, if caused by improper of the date of purchase to BEHRINGER Spezielle Studiotechnik handling of the product by the user. GmbH, in accordance with the conditions stipulated in § 3. Failure This also applies
