Manuel d'utilisation / d'entretien du produit Plus du fabricant Alesis
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Alesis QUADRAVERB Plus USERS MANUAL ADDENDUM.
2 2 INTRODUCTION The QuadraVerb Plus is an upgraded version of the original QuadraVerb . The many new features that are now available are made possible by a simple software update, which requires only the replacement of its EPROM ( E rasable P rogrammable R ead O nly M emory).
3 3 • AUTO PANNING - Auto Panning allows a signal to automatically pan from side to side (when the outputs are connected in stereo) at a selected rate and depth.
4 4 B 0 0.5 Sec 1.0 Sec 1.5 Sec TAP 1 TAP 2 TAP 3 TAP 4 250 ms 250 ms 500 ms 125 ms TAP 1 TAP 2 TAP 3 TAP 4 250 ms 500 ms 500 ms 125 ms In Figure 7A, Tap #1 is set at 250ms, Tap #2 is set 250ms behind Tap #1 (500ms from the beginning), Tap #3 is set 500ms behind Tap #2 (1 second from the beginning).
5 5 5 BAND EQ PITCH MIX 1 2 EQ OUTPUT PITCH OUTPUT DIRECT OUTPUT DIRECT PRE/POST EQ L R L R MULTI TAP DELAY OUTPUT DELAY 1 DELAY 2 DELAY 8 MULTI TAP DELAY DELAY X FEEDBACK FEEDBACK 1 FEEDBACK 2 FEEDBA.
6 6 DELAY INPUT 1: P OST EQ Pressing the VALUE buttons will select the other input choice which will read: DELAY INPUT 1: P RE EQ This page selects whether the input signal to Input #1 of the Delay section is derived either before (Pre) or after (Post) the EQ.
7 7 6) Pressing the "Up" PAGE button again will select the individual Tap output volume to be edited, which will read: TAP 1 VOLUME: 50 Pressing the VALUE buttons will select the desired Output Volume.
8 8 PLEASE NOTE: As a short cut, while page four through eight are active, the Tap Number under edition can be incremented by pushing the DELAY switch.
9 9 CONFIGURATION: SAMPLING The block diagram of this configuration is as follows: FIGURE 4 CONFIGURATION 8 SAMPLING SAMPLING SAMPLING OUTPUT L R DIRECT OUTPUT L R TRIGGER Length Looping On Off Start MIDI NOTE PITCH TRIGGER AUDIO TRIGGER RECORDING A SAMPLE There are two ways to record a sample.
10 10 AUDIO TRIGGER SAMPLING: O N 4) Now press the BYPASS button. The display will read: WAITING FOR AUDIO THRESHOLD 5) Send a signal to the QuadraVerb Plus . When the first LED (-18dB) lights, the input signal has passed the audio threshold and recording has begun.
11 11 PLAYING BACK A SAMPLE There are three ways to play back a recorded sample: from the front panel, from an audio trigger, or through MIDI. Playback from the front panel (manual playback) would normally be used when you want to manually trigger a recorded sample.
12 12 To play again, repeat steps 2A and 3A. PLAYBACK FROM AN AUDIO TRIGGER 1) Press the DELAY button. The display will read: SAMPLE PLAYBACK: O NE SHOT 2) Press the "Up" VALUE button until .
13 13 MIDI TRIGGER: G ATED In the MIDI Gated mode, the sample will stop playing as soon as the key is released. 3) Pressing the VALUE "Down" button once will select the next display, which w.
14 14 MIDI TRIGGER BASE: 060 The Base value is the note where the sample will play back with no pitch change. 4) Press the VALUE buttons to select the desired note.
15 15 This page will determine at what point in the sample that playback will start. 3) Press the VALUE button to select the desired Start time. The start can be anywhere in the sample in 10 millisecond steps. When the start of the sample is moved, the length of a loop is maintained unless the end of the sample is reached before the loop duration.
16 16 4) Press the VALUE buttons to select the desired recorded Sample signal level. The range is 0 to 99 with 0 being off. PANNING AND TREMOLO MODULATION Auto Panning and Tremolo modulation of the EQ output has been added to the EQ->PITCH->DELAY->REVERB and 5 BAND EQ->PITCH->DELAY configurations.
17 17 EQ PITCH DELAY REVERB MIX MIX 1 2 1 2 EQ OUTPUT PITCH OUTPUT DELAY OUTPUT REVERB OUTPUT EFFECTS OUTPUT DIRECT OUTPUT DIRECT PRE/POST EQ L R L R PANNING/ TREMOLO FIGURE 6 5 BAND EQ->PITCH->.
18 18 This page allows the selection of the direct signal going either Pre-EQ, Post-EQ (both with no panning or tremolo), or Post-EQ with Panning or Post-EQ with Tremolo. 3) Pressing the "Up" PAGE button repeatedly will select the Panning Depth or Tremolo Depth page which will read: EQ PANNING DEPTH 99 or EQ TREMOLO DEPTH 99 .
19 19 accomplished by referring to the "Modulating the Parameters" section of the QuadraVerb Users Manual on page 66. EDITING THE EQ, PITCH, DELAY AND REVERB PARAMETERS The parameters and mo.
20 20 500Hz 1KHz 2KHz Amp Freq. INPUT SIGNAL Amp Freq. UP OUTPUT 700Hz 1.2KHz 2.2KHz Amp Freq. DOWN OUTPUT 100Hz 500Hz 1KHz 5KHz 10KHz 300Hz 800Hz 1.8KHz PITCH SHIFT AMOUNT = 200Hz 100Hz 500Hz 1KHz 5KHz 10KHz 100Hz 500Hz 1KHz 5KHz 10KHz A B C In Figure 1A, the fundamental (or frequency that we perceive as the instrument's pitch) is 500 Hz.
21 21 algorithm implemented in the QuadraVerb Plus gives independent access to the Up and Down version of the original spectrum. The ring modulator treatment will be most valuable for special effect on voices or sound effects.
22 22 2) Pressing the "Up" PAGE button will select the next page which will read: RING MOD OUTPUT MIX: DOWN<-00->UP Pressing the VALUE buttons will select the desired mix of Up to Down Ring Modulator outputs.
23 23 SELECTING THE RESONATOR CONFIGURATION The Resonators are accessed through new Configuration 7, which is RESONATOR->DELAY->REVERB. The block diagram of this configuration is as follows: FIG.
24 24 RESONATOR GATE MODE: M IDI GATED PLEASE NOTE: When playing the resonators from MIDI, the five pitches are determined by up to five notes played on the MIDI keyboard. When used this way, the resonator's tunings should be set to zero for proper keyboard tuning.
25 25 EDITING THE DELAY AND REVERB PARAMETERS The parameters and mode of adjustment of the Delay and Reverb sections are identical to the original LEZLIE-> DELAY->REVERB configuration as found on page 69 of the QuadraVerb Users Manual.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Alesis Plus c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Alesis Plus - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Alesis Plus, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Alesis Plus va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Alesis Plus, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Alesis Plus.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Alesis Plus. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Alesis Plus ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
