Page 2 - Introduction; Conventions
MicroVerb 4 Reference Manual 1 Introduction Thank you for purchasing the Alesis MicroVerb 4 Multieffects Processor. To take fulladvantage of the MicroVerb 4’s functions, and to enjoy long and trouble-free use,please read this user’s manual carefully. How To Use This Manual This manual is divided int...
Page 4 - ONTENTS
Contents MicroVerb 4 Reference Manual 3 C ONTENTS Your First Session with the MicroVerb 4 ................................ ........................... 7 Unpacking and Inspection ................................ ................................ ................................ .... 7 Basic Connection...
Page 8 - OUR; Unpacking and Inspection; Basic Connections; Powering Up
Your First Session with the MicroVerb 4 – Chapter 1 MicroVerb 4 Reference Manual 7 C HAPTER 1 Y OUR F IRST S ESSION WITH THE M ICRO V ERB 4 Unpacking and Inspection Your MicroVerb 4 was packed carefully at the factory, and the shipping carton wasdesigned to protect the unit during shipping. Please r...
Page 9 - Setting Levels
Chapter 1 – Your First Session with the MicroVerb 4 8 MicroVerb 4 Reference Manual ¿ Before turning on the MicroVerb 4’s power, check the following items: • Have all connections been made correctly? • Are the volume controls of the amplifier or mixer turned down? ¡ Plug in the power adapter and inse...
Page 11 - Auditioning Internal Programs; Switching Between Preset and User Banks
Chapter 1 – Your First Session with the MicroVerb 4 10 MicroVerb 4 Reference Manual Auditioning Internal Programs The MicroVerb 4 comes with 100 Programs in a Preset bank, plus another 100Programs in the User bank. These Programs represent the wide range of applicationsfor which the MicroVerb 4 is s...
Page 12 - Storing Edited Programs; Bypassing Effects
Your First Session with the MicroVerb 4 – Chapter 1 MicroVerb 4 Reference Manual 11 Storing Edited Programs Once you are satisfied with the changes you have made to an edited Program, or arecreating a new Program from scratch, you will need to store your edited Programback into memory. The MicroVerb...
Page 14 - ONNECTIONS; AC Power Hookup; Line Conditioners and Protectors; Audio Connections
Connections – Chapter 2 MicroVerb 4 Reference Manual 13 C HAPTER 2 C ONNECTIONS AC Power Hookup The MicroVerb 4 comes with a power adapter suitable for the voltage of the country itis shipped to (either 110 or 220V, 50 or 60 Hz). With the MicroVerb 4 off, plug the small end of the power adapter cord...
Page 15 - Typical Applications; Interfacing Directly with Instruments
Chapter 2 – Connections 14 MicroVerb 4 Reference Manual • Although Alesis does not endorse any specific product, chemicals such as Tweekand Cramolin, when applied to electrical connectors, are claimed to improve theelectrical contact between connectors. Typical Applications The analog audio inputs a...
Page 17 - Interfacing to a Mixing Console
Chapter 2 – Connections 16 MicroVerb 4 Reference Manual Interfacing to a Mixing Console The MicroVerb 4 handles mono or stereo sends at all system levels. The inputcircuitry of the MicroVerb 4 can easily handle +4 dBu levels (+20 dBu peaks), whilehaving enough input and output gain to interface with...
Page 18 - Using Inserts
Connections – Chapter 2 MicroVerb 4 Reference Manual 17 Mono In - Stereo Out. If you only want to feed the MicroVerb 4 a mono input, butwish to connect both of its outputs back to the mixer, you will need three 1/4" audiocables. Connect a mono cord from an effect send to the [LEFT] input of theM...
Page 19 - Using Main Outputs
Chapter 2 – Connections 18 MicroVerb 4 Reference Manual By using individual channel inserts, you can dedicate the MicroVerb 4 to a specificchannel (or pair of channels) on the mixer. The Insert connections on the back of themixer provide a way of “inserting” external processing equipment into the si...
Page 21 - Avoiding Ground Loops
Chapter 2 – Connections 20 MicroVerb 4 Reference Manual Avoiding Ground Loops In today’s studio, where it seems every piece of equipment has complex routing andcomputer logic, there are many opportunities for ground loop problems to occur.These show up as hums, buzzes or sometimes radio reception an...
Page 22 - Footswitch
Connections – Chapter 2 MicroVerb 4 Reference Manual 21 MIDI MIDI (Musical Instrument Digital Interface) is an internationally-accepted protocol thatallows musical-related data to be conveyed from one device to another. The MIDIconnections on the MicroVerb 4 provide four different functions: • To re...
Page 24 - VERVIEW OF; Reverb Effects
Overview of Effects – Chapter 3 MicroVerb 4 Reference Manual 23 C HAPTER 3 O VERVIEW OF E FFECTS Reverb Effects Reverb is made up of a large number of distinct echoes, called reflections. In anatural acoustic space, each reflection’s amplitude and brightness decays over time.This decaying action is ...
Page 25 - Stereo Chorus; Quad Chorus
Chapter 3 – Overview of Effects 24 MicroVerb 4 Reference Manual some of these effects can sound similar to one another depending on the parametersettings, each is achieved differently and can be quite dramatic under the rightcircumstances. Pitch effects are achieved by splitting the signal into at l...
Page 26 - Stereo Flange; Auto Pan; Chorus/Flange Parameters
Overview of Effects – Chapter 3 MicroVerb 4 Reference Manual 25 This is a less processor intensive version of the Stereo Chorus, used in Multi Effectconfigurations. The effect of Chorusing is achieved by splitting and slightly delayingone part of the signal, then varying the time delay with an LFO. ...
Page 27 - Delay Effects; Mono Delay; Delay Parameters
Chapter 3 – Overview of Effects 26 MicroVerb 4 Reference Manual Rate (Edit A) The Rate control sets the speed of the Chorus or Flanging sweep. When the Edit Aknob is turned, the LCD display will show the edited sweep frequency in Hertz. Depth (Edit B) The Depth control sets the intensity of the Chor...
Page 28 - Setting Delay Time Using Tap Tempo; Pitch Shifter Effects; Stereo Pitch Shifter; Multi Effects; Lezlie
Overview of Effects – Chapter 3 MicroVerb 4 Reference Manual 27 tap will be heard. At a setting of 10%, only a little signal will be fed back through thedelay, so the signal will repeat back a few times before fading into silence. At aFeedback setting of 100%, the signal will continue repeating for ...
Page 29 - Multi Effects Parameters:
Chapter 3 – Overview of Effects 28 MicroVerb 4 Reference Manual effect will ramp rather than change abruptly, just as a true Lezlie speaker systemwould do. Multi Effects Parameters: Decay (Edit A) The Decay parameter controls the length of the Reverb. When adjusted, the LCDdisplay will show the deca...
Page 32 - ESCRIPTION OF; Front Panel; Input Level
Description of Controls – Chapter 4 MicroVerb 4 Reference Manual 31 C HAPTER 4 D ESCRIPTION OF C ONTROLS Front Panel Input Level The Input Level controls the level of the signal being fed into the MicroVerb 4. TheMicroVerb 4 can operate with signal levels anywhere from +4dBv Pro Audio gear toguitar ...
Page 33 - STORE Button
Chapter 4 – Description of Controls 32 MicroVerb 4 Reference Manual which was last selected. (Note: When the MicroVerb 4’s power is disconnected, anyedits to the currently selected Program will be lost.) The MicroVerb 4’s display is used to indicate the following: ¿ Program Number . MicroVerb 4 Prog...
Page 35 - Rear Panel; Power
Chapter 4 – Description of Controls 34 MicroVerb 4 Reference Manual Rear Panel Power This is a plug for connecting the Alesis Model P3 +9VAC power supply (supplied).The power supply is then connected to an AC outlet delivering a nominal 120VAC.The correct power supply must be used AT ALL TIMES. Any ...
Page 38 - MIDI A; PPLICATIONS; MIDI Functions; MIDI Channel; MIDI Thru; SYSEX Storage
Advanced Applications – Chapter 5 MicroVerb 4 Reference Manual 37 C HAPTER 5 MIDI A PPLICATIONS MIDI Functions The MicroVerb 4 provides many MIDI functions, including being able to respond toprogram changes, sending and receiving Program information via SysEx (SystemExclusive) dumps, and realtime co...
Page 39 - Realtime Modulation Functions
Chapter 5 – Advanced Applications 38 MicroVerb 4 Reference Manual MicroVerb 4: ¿ Connect the MicroVerb 4’s [MIDI OUT] to the receiving device’s MIDI IN. ¡ Press and hold [BANK/MIDI] and press the [STORE] button.The display will read Snd as the User Programs are sent. ¬ When you send a Sysex dump bac...
Page 40 - ROUBLESHOOTING; Troubleshooting Index; Checking the Software Version; Cleaning
Troubleshooting – Chapter 6 MicroVerb 4 Reference Manual 39 C HAPTER 6 T ROUBLESHOOTING Troubleshooting Index If you are experience problems while operating the MicroVerb 4, please use thefollowing table to locate possible causes and solutions before contacting Alesiscustomer service for assistance....
Page 41 - Refer All Servicing to Alesis
Chapter 6 – Troubleshooting 40 MicroVerb 4 Reference Manual Disconnect the AC cord, then use a damp cloth to clean the MicroVerb 4’s metal andplastic surfaces. For heavy dirt, use a non-abrasive household cleaner such asFormula 409 or Fantastik. DO NOT SPRAY THE CLEANER DIRECTLY ONTO THEFRONT OF THE...
Page 42 - MIDI I; MPLEMENTATION; b x x
MIDI Implementation Chart MidiVerb 4 Reference Manual 41 MIDI I MPLEMENTATION C HART Function Transmitted Recognized Remarks BasicChannel DefaultChanged X * * * * * * * * 1 — 16 Mode DefaultMessagesAltered XX * * * * * * * * Mode 3X NoteNumber True Voice X * * * * * * * * XX Velocity Note OnNote Off...
Page 43 - PECIFICATIONS
Specifications 42 MicroVerb 4 Reference Manual S PECIFICATIONS Electrical Frequency Response: ±1dB from 20Hz to 20 kHz Dynamic Range: >90dB "A" wtg., 20 Hz-22kHz Distortion: <0.009% @ 1kHz, nominal level (-12 dBfs) <0.005% @ peak level Crosstalk: <90dB below full scale Input Numb...