Universal Audio GPM-OXSTP
Universal Audio OX Stomp Dynamic Speaker Emulator Pedal
Model: GPM-OXSTP
1. Introduzione
This manual provides comprehensive instructions for the Universal Audio OX Stomp Dynamic Speaker Emulator Pedal. The OX Stomp is designed to deliver authentic mic'd amplifier tones and studio-quality effects directly from a pedal, offering a versatile solution for guitarists using amp-in-a-box modelers.
2. Informazioni sulla sicurezza
Please read and understand all safety instructions before operating this device. Failure to follow these instructions may result in electric shock, fire, or other hazards.
- Alimentazione elettrica: Use only the specified 9V DC power adapter (sold separately) with the correct polarity.
- Acqua e umidità: Do not expose the device to water or moisture. Do not operate with wet hands.
- Ventilazione: Garantire un'adeguata ventilazione attorno al dispositivo per evitare il surriscaldamento.
- Manutenzione: Non tentare di riparare il dispositivo da soli. Affidare tutti gli interventi a personale di assistenza qualificato.
- Posizionamento: Posizionare il dispositivo su una superficie stabile e piana. Evitare di posizionarlo vicino a fonti di calore o alla luce diretta del sole.
3. Contenuto della confezione
Verificare che tutti gli articoli siano presenti nel pacco:
- Universal Audio OX Stomp Dynamic Speaker Emulator Pedal
- Guida rapida
- Informazioni sulla garanzia
Note: The 9V DC power adapter is sold separately and is not included in the standard package.
4. Prodotto finitoview
The OX Stomp pedal features a robust metal enclosure with intuitive controls for dynamic speaker emulation and effects.

Figura 1: Davanti view of the Universal Audio OX Stomp pedal, showing the control knobs and footswitches.

Figura 2: Lato view of the Universal Audio OX Stomp pedal, illustrating its compact design.

Figura 3: Lato opposto view of the Universal Audio OX Stomp pedal.
5. Controlli e collegamenti
Familiarize yourself with the pedal's controls and input/output options.
5.1 Controlli del pannello frontale
- ROOM Knob: Adjusts the level of room ambiance.
- SPEAKER DRIVE Knob: Controls the amount of speaker breakup and drive.
- Manopola OUTPUT: Imposta il volume di uscita complessivo.
- MIC 1 Knob: Adjusts the level of the first microphone.
- MIC 2 Knob: Adjusts the level of the second microphone.
- RIG Knob: Selects between 6 different speaker rig presets.
- MIC 1 Toggle Switch: Selects microphone type (Dynamic, Condenser, Ribbon) for Mic 1.
- MIC 2 Toggle Switch: Selects microphone type (Dynamic, Condenser, Ribbon) for Mic 2.
- Interruttore a pedale A: Activates/deactivates the pedal or cycles through presets.
- Interruttore a pedale B: Activates/deactivates the pedal or cycles through presets.
5.2 Collegamenti del pannello posteriore

Figura 4: Rear panel of the Universal Audio OX Stomp pedal, showing input/output jacks, power, and USB port.
- IN (1/MONO, 2/STEREO): Input jacks for connecting your guitar or other audio source. Supports mono or stereo input.
- OUT (1/MONO, 2/STEREO): Jack di uscita per il collegamento a un amplifier, audio interface, or other destination. Supports mono or stereo output.
- 9 V CC: Power input for the 9V DC power adapter (center-negative, 400mA minimum).
- USB: USB-C port for connecting to a computer or mobile device for firmware updates and app control.
- Pulsante COPPIA: Utilizzato per l'associazione Bluetooth con l'app mobile.
6. Impostazione
6.1 Accensione
- Connect a 9V DC (center-negative, 400mA minimum) power adapter to the 9VDC input on the rear panel.
- The pedal will power on automatically.
6.2 Collegamenti audio
- Configurazione mono: Connect your guitar to the IN 1/MONO jack. Connect the OUT 1/MONO jack to your amplifier o interfaccia audio.
- Configurazione stereo: Connect your stereo source to the IN 1/MONO and IN 2/STEREO jacks. Connect the OUT 1/MONO and OUT 2/STEREO jacks to your stereo amplifier o interfaccia audio.
6.3 Connessione all'app mobile
The Universal Audio OX Stomp features a companion mobile app for advanced control and customization.
- Download the official Universal Audio OX Stomp app from your device's app store (iOS or Android).
- Assicurati che il Bluetooth sia abilitato sul tuo dispositivo mobile.
- Press and hold the PAIR button on the rear panel of the OX Stomp until the LED indicator blinks.
- Open the app and follow the on-screen instructions to connect to your OX Stomp pedal.
7. Operating the OX Stomp
7.1 Selecting Rigs
Girare il RIG knob to select one of the 6 pre-programmed speaker rig presets. Each rig combines a specific cabinet, microphone setup, and room emulation.
7.2 Adjusting Tones
- Utilizzare il CAMERA knob to add or reduce the amount of simulated room ambiance.
- Regolare il SPEAKER DRIVE knob to control the saturation and breakup characteristics of the emulated speaker.
- Fine-tune the microphone blend using the MICROFONO 1 E MICROFONO 2 manopole.
- Sperimenta con il MICROFONO 1 E MICROFONO 2 toggle switches to change the microphone types (Dynamic, Condenser, Ribbon) for different tonal characteristics.
- Set the overall output level with the PRODUZIONE manopola.
7.3 Funzioni del pedale
The footswitches can be configured via the mobile app for various functions, including:
- Bypass/Engage pedal effect.
- Cycle through presets.
- Toggle specific effects (e.g., delay, reverb, compressor) within a rig.
8. Manutenzione e cura
- Pulizia: Per pulire il pedale, utilizzare un panno morbido e asciutto. Non utilizzare detergenti abrasivi o solventi.
- Magazzinaggio: Conservare il pedale in un luogo fresco e asciutto, lontano dalla luce solare diretta e da temperature estreme.
- Trasporti: When transporting, use appropriate padding or a pedalboard case to protect the device from physical damage.
- Aggiornamenti del firmware: Periodically check the Universal Audio website or mobile app for firmware updates to ensure optimal performance and access to new features. Connect via the USB-C port for updates.
9. Risoluzione Dei Problemi
If you encounter issues with your OX Stomp, refer to the following common solutions:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Nessuna uscita audio | Collegamenti dei cavi errati, problema di alimentazione, pedale bypassato. | Check all audio cables and power supply. Ensure the pedal is engaged (LED on). |
| Scarsa qualità del suono/rumore | Improper gain staging, faulty cables, interference. | Adjust input/output levels. Try different cables. Move away from other electronic devices. |
| Impossibile connettersi all'app mobile | Bluetooth off, pedal not in pairing mode, app issues. | Ensure Bluetooth is on. Press PAIR button on pedal. Restart app/device. |
| Il pedale non si accende | Incorrect power adapter, faulty power supply. | Verify power adapter specifications (9V DC, center-negative, 400mA). Test with another compatible power supply. |
If the issue persists after trying these steps, please contact Universal Audio support.
10. Specifiche
- Modello: GPM-OXSTP
- Dimensioni: 5.55 cm L x 3.62 cm P x 2.52 cm A
- Peso dell'articolo: 1.25 libbre (567 grammi)
- Fonte di energia: Corded Electric (9V DC, center-negative, 400mA minimum, sold separately)
- Tipo di materiale: Metallo
- Colore: Black-and-silver
- Interfaccia hardware: 1/4-inch Audio, Bluetooth, USB Type C
- Formato del segnale: Analogico
- Dynamic Speaker Modeling: Emulates speaker breakup, drive, and cone cry.
- Cabinets & Microphones: 22 cabinets and six microphones available via app.
- Effetti: Studio-quality effects (e.g., reverb, delay, compressor) customizable via mobile app.
11. Garanzia e supporto
Universal Audio products are covered by a limited warranty. For detailed warranty information, please refer to the warranty card included with your product or visit the official Universal Audio websito.
For technical support, product registration, or further assistance, please visit the Universal Audio support page:
You can also find additional resources and FAQs on their websito.
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