1. Introdución
Thank you for choosing the Donner Ultimate Comp Compressor Pedal. This pure analog effect pedal is designed to smooth out the dynamics of your electric guitar or bass, providing a more even and robust sound without degrading the original tone. Its compact design and versatile controls make it an essential tool for any musician seeking precise dynamic control.

Figure 1: Donner Ultimate Comp Compressor Pedal
2. Que hai na caixa
- 1 x Donner Ultimate Comp Guitar Effect Pedal
- 1 x Manual do usuario (este documento)
3. Características
- Compresión avanzada: Smoothens dynamics between high and low frequencies without degrading the original sound.
- Versatile Tone Control: Features COMP (compression intensity), TONE (brightness), and LEVEL (output volume) knobs for superb sound shaping.
- Two Practical Modes: Includes a mode selector switch for NORMAL and TREBLE signals to satisfy various playing needs.
- Warm and Classical Sound: Exclusive electronic components and circuit design deliver dynamic response for a warm, smooth, and classical tone.
- True Bypass: Ensures transparent tone, maintaining signal integrity without popping, buzzing, or electric noise, and no loss of strength or frequencies.
- Construción duradeira: Housed in a reliable aluminum alloy casing for longevity.
4. Controis e funcións
Familiarize yourself with the controls of your Ultimate Comp pedal:

Figure 2: Pedal Layout with Numbered Parts
- Entrada DC 9V: Entrada de alimentación para un adaptador de corrente continua de 9 V (negativo central).
- Jack de saída: 1/4-inch audio output to your amplificador ou seguinte pedal.
- Mando de NIVEL: Controls the overall output volume of the effect.
- Mando de ton: Adjusts the brightness or darkness of the effect tone.
- Botón COMP: Controls the intensity of the compression effect.
- Entrada Jack: 1/4-inch audio input from your instrument.
- Pedal: Engages or bypasses the effect. Features true bypass for transparent signal.

Figura 3: detallada view of COMP, TONE, and LEVEL knobs.

Figure 4: 2-Way Tone Switch (NORMAL/TREBLE).
- Modo NORMAL: Provides a neutral optical compressor sound with warmth.
- TREBLE Mode: Provides a brighter optical compressor sound with more bite.
5. Configuración
Follow these steps to set up your Donner Ultimate Comp pedal:
- Asegura o teu amplifier is turned off or set to a low volume.
- Connect your electric guitar or bass to the Jack de entrada (6) of the pedal using a 1/4-inch instrument cable.
- Conecta o Saída Jack (2) of the pedal to your amplifier's input (or the input of the next pedal in your chain) using another 1/4-inch instrument cable.
- Connect a 9V DC power adapter (center negative, 500mA current recommended) to the Entrada DC 9V (1) of the pedal.
- Acende o teu amplifier e axuste o volume ao nivel desexado.
AVISO IMPORTANTE:

- A fonte de alimentación é NON incluído.
- Please power your pedal with a power adapter with 9V DC centro negativo, e 500mA current.
- The improper power supply may cause pedals not to work or even damage your pedals.
- Este produto fai non come with a battery compartment.
6. Instrucións de funcionamento
Once the pedal is set up, you can begin to explore its capabilities:
- Engage the Effect: Press the footswitch (7) to turn the compression effect on or off. The LED indicator will illuminate when the effect is active.
- Adjust Compression Intensity: Xire o COMP knob (5) clockwise to increase the compression intensity, making your sound more sustained and even. Turn counter-clockwise for less compression.
- Control Tone Brightness: Usa o TONO knob (4) to adjust the overall brightness of your compressed signal. Turn clockwise for a brighter tone, counter-clockwise for a warmer, darker tone.
- Set Output Volume: O NIVEL knob (3) controls the overall output volume of the pedal. Adjust this to match the volume of your bypassed signal or to boost your sound.
- Seleccionar modo: Use the 2-way tone switch to select between NORMAL e TREBLE modes based on your desired sound character.
Experiment with different settings of the COMP, TONE, and LEVEL knobs in both NORMAL and TREBLE modes to find the perfect compression for your playing style and musical context.
7. Especificacións
| Característica | Especificación |
|---|---|
| Número de modelo | EC888 |
| Dimensións | 1.7 x 2 x 3.7 polgadas (4.3 x 5.1 x 9.4 cm) |
| Peso | 8.8 onzas (249 gramos) |
| Material | Liga de aluminio Casing |
| Cor | Blue Compressor |
| Requisito de enerxía | 9 V CC (Negativo central) |
| Sorteo actual | 500mA (recommended) |
| Entrada/Saída | 1/4-inch Audio Jack |
| Formato de sinal | Analóxico |
| Tipo de derivación | True Bypass |
8. Mantemento
To ensure the longevity and optimal performance of your Donner Ultimate Comp pedal:
- Manteña o pedal limpo cun pano suave e seco. Evite o uso de produtos de limpeza abrasivos ou solventes.
- Store the pedal in a dry environment, away from extreme temperatures and humidity.
- Desconecte a fonte de alimentación cando non se use o pedal durante períodos prolongados.
- Handle the pedal with care to prevent physical damage to the knobs, jacks, and casing.
9 Solución de problemas
If you encounter issues with your Donner Ultimate Comp pedal, refer to the following common problems and solutions:
| Problema | Posible causa e solución |
|---|---|
| Non se emite ningún son ao pisar o pedal. |
|
| O son está distorsionado ou ten ruído. |
|
| O efecto é demasiado sutil ou demasiado intenso. |
|
| O LED non se acende. |
|
If the problem persists after trying these solutions, please contact Donner customer support for further assistance.
10. Garantía e soporte
Donner products are designed for reliability and performance. For information regarding warranty coverage, technical support, or service inquiries, please refer to the warranty card included with your purchase or visit the official Donner websitio. Garde o recibo da compra como proba de compra para calquera reclamación de garantía.





