1. Introducció
The M-VAVE LOST TEMPO is a versatile guitar effect pedal combining a looper, drum machine, and high-sensitivity tuner into a compact monoblock unit. Designed for electric guitarists, it offers a wide range of creative possibilities for practice, performance, and songwriting. This manual provides detailed instructions on how to set up, operate, and maintain your LOST TEMPO pedal.
2. Característiques
- Looper Function: Unlimited overdubbing, record, play, overdub, undo, redo, and delete functions.
- màquina de tambor: 30 diverse drum styles and 10 metronome styles for rhythmic accompaniment.
- Sintonitzador integrat: High-precision, high-sensitivity tuner for accurate instrument tuning.
- Connectivitat USB: Type-C USB port for importing and exporting audio files to/from a PC.
- Sortida d'auriculars: Dedicated headphone jack for silent practice.
- Compacte i durador: Metall robust casing designed for portability and longevity.
3. Contingut del paquet
- M-VAVE LOST TEMPO Looper Guitar Effect Pedal
- Manual d'usuari
- Cable USB
4. Controls i connexions

Figura 4.1: Controls del panell frontal

Figura 4.2: Connexions del panell posterior
Panell frontal:
- Botó de volum LOOPER: Ajusta el volum de reproducció del bucle enregistrat.
- Botó de volum de la bateria: Ajusta el volum de la caixa de ritmes.
- Pedal LOOPER:
- Click: Play/Record/Overdub
- Hold: Delete/Undo/Redo
- Click Twice: Stop
- Pedal de tambor:
- Click: Stop/Play drum pattern
- Click Twice: Stop all (looper and drum)
- Center Button (above display):
- Click: Tapping speed/SYNC (for drum machine)
- Hold: Cancel drum SYNC
- Click for ready record (when in looper mode)
- Hold for TUNER (to activate tuner)
- Pantalla digital: Shows loop number, drum tempo, or tuner information.
Panell posterior:
- EN Jack: 1/4" mono input for your guitar.
- OUT Jack: 1/4" mono output to your ampefectes lificadors o altres.
- Entrada DC 9V: Power input (center negative).
- USB (Type-C) Port: Per connectar-se a un ordinador per transferir dades.
- Auriculars Jack: Per a monitorització privada.
5. Configuració
- Connexió d'alimentació: Connect a DC 9V (center negative) power adapter to the DC 9V input jack. The pedal requires a current draw of 100mA.
- Connexió de l'instrument: Connect your electric guitar to the "IN" jack of the pedal using a 1/4" mono instrument cable.
- AmpConnexió del lifier: Connect the "OUT" jack of the pedal to your amplifier's input (or other effects pedals in your signal chain) using a 1/4" mono instrument cable.
- Connexió d'auriculars (opcional): For silent practice, connect headphones to the headphone jack.
- Connexió USB (opcional): Per transferir àudio files, connect the Type-C USB port to your computer using the provided USB cable.

Figura 5.1: Diagrama de connexió típic
6. Instruccions de funcionament
6.1 Funció Looper
- Comença a gravar: Click the LOOPER footswitch once. The LED indicator will show recording status.
- Play Loop: After recording, click the LOOPER footswitch again to stop recording and start playback.
- Sobregrabació: While the loop is playing, click the LOOPER footswitch once to enter overdub mode. Record additional layers.
- Desfer/Refer: Hold the LOOPER footswitch to undo the last overdub. Hold again to redo.
- Stop Loop: Double-click the LOOPER footswitch to stop playback.
- Bucle clar: While the loop is stopped, hold the LOOPER footswitch to clear the current loop.
6.2 Funció de caixa de ritmes
- Select Drum Style: Use the small buttons next to the digital display to cycle through the 30 drum styles and 10 metronome styles. Refer to the bottom panel for a list of factory drum styles.
- Start/Stop Drum: Click the DRUM footswitch once to start or stop the selected drum pattern.
- Adjust Drum Volume: Use the DRUM VOL knob to set the desired drum volume.
- Tap Tempo/Sync: Click the center button (above the display) to tap in a tempo or synchronize with the looper.
- Cancel Drum Sync: Hold the center button to cancel drum synchronization.
6.3 Funció d'afinador
- Activate Tuner: Hold the center button (above the display) to enter tuner mode. The digital display will show tuning information.
- Afinar instrument: Play a single note on your guitar. The display will indicate if the note is sharp, flat, or in tune.
- Exit Tuner: Click the center button again or any footswitch to exit tuner mode and return to the previous function.
6.4 USB Audio Transfer
Connect the pedal to your computer via the Type-C USB cable. The pedal will appear as an external storage device, allowing you to import or export recorded audio files (WAV format) to and from the pedal's internal memory.
7. Manteniment
- Neteja: Use a soft, dry cloth to clean the pedal. Do not use abrasive cleaners or solvents.
- Emmagatzematge: Guardeu el pedal en un lloc sec, allunyat de temperatures extremes i de la llum solar directa.
- Potència: Always use a DC 9V (center negative) power supply with the correct current rating (100mA). Using an incorrect power supply can damage the unit.
- Eviteu la humitat: Keep the pedal away from water or any liquids.
8. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Sense poder | Incorrect power supply; loose connection | Ensure DC 9V (center negative) power supply is correctly connected and functioning. |
| Sense sortida de so | Incorrect cable connections; amplifier off; volume knobs set to zero | Check all instrument cable connections. Ensure amplifier is on and volume is up. Adjust LOOPER VOL and DRUM VOL knobs. |
| Looper not recording | Looper memory full; incorrect operation | Clear existing loops if memory is full. Follow looper operating instructions carefully. |
| Drum machine not playing | Drum volume too low; drum pattern not selected | Increase DRUM VOL. Ensure a drum pattern is selected and the DRUM footswitch is clicked to start. |
| Afinador no precís | Noisy environment; guitar not plugged in properly | Ensure a clean signal from your guitar. Tune in a quiet environment. |
9. Especificacions
| Paràmetre | Valor |
|---|---|
| Entrada | Jack mono de 1/4" |
| Sortida | Jack mono de 1/4" |
| Font d'alimentació | DC 9V (center negative) |
| Sorteig actual | 100 mA |
| Dimensions (L x A x A) | 100 mm x 64 mm x 18 mm (3.94 polzades x 2.52 polzades x 0.71 polzades) |
| Pes | 170 g |
| Material | Metall |
| Port USB | Tipus-C |

Figure 9.1: Pedal Dimensions
10. Consells d'usuari
- Practice with Headphones: Utilize the headphone output for focused practice sessions without disturbing others.
- Experiment with Drum Styles: Explore the various drum and metronome styles to find the perfect rhythm for your practice or composition.
- Layering Loops: Start with a simple chord progression, then add bass lines, melodies, and harmonies using the overdub function.
- Backup Your Loops: Regularly connect the pedal to your PC via USB to back up your recorded loops, especially before clearing memory or performing firmware updates (if applicable).
- Qualitat de la font d'alimentació: Use a high-quality, regulated 9V DC power supply to ensure stable operation and prevent noise.
11. Garantia i Suport
M-VAVE products are designed for reliability and performance. For any technical support or warranty inquiries, please refer to the contact information provided by your retailer or the official M-VAVE weblloc web. Conserveu el rebut de compra com a comprovant de compra per a reclamacions de garantia.





