Proyecto 13072

Pro-Ject Audio - Phono Box DC

Manual de instrucciones

Introducción

This manual provides essential information for the proper setup, operation, and maintenance of your Pro-Ject Audio Phono Box DC. This compact phono preamplifier is designed to enhance the audio signal from your turntable, making it compatible with line-level inputs on your amplifier or receiver. It supports both Moving Magnet (MM) and Moving Coil (MC) cartridges, offering versatility for various turntable setups.

Pro-Ject Audio Phono Box DC, front view

Figura 1: Frente view of the Pro-Ject Audio Phono Box DC in black.

Información de seguridad

  • Always disconnect the power adapter before cleaning or if the unit will not be used for an extended period.
  • Do not expose the unit to rain or moisture. Avoid placing objects filled with liquid, such as vases, on the unit.
  • Asegúrese de que haya una ventilación adecuada. No bloquee las aberturas de ventilación.
  • Place the unit on a stable, level surface to prevent accidental falls.
  • Evite colocar la unidad cerca de fuentes de calor como radiadores, rejillas de calefacción, estufas u otros aparatos (incluidos ampificadores) que producen calor.
  • Utilice únicamente la fuente de alimentación proporcionada por el fabricante.
  • No intente reparar la unidad usted mismo. Encargue cualquier reparación a personal técnico cualificado.

Contenido del paquete

Por favor, compruebe que su paquete contiene los siguientes artículos:

  • Pro-Ject Audio Phono Box DC unit
  • DC power adapter (18V)
  • Manual de instrucciones

Si falta algún artículo o está dañado, comuníquese con su distribuidor inmediatamente.

Configuración

Follow these steps to correctly set up your Phono Box DC:

  1. Colocación: Position the Phono Box DC near your turntable and amplifier. Its compact size allows for flexible placement.
  2. Cartridge Type Selection: Locate the MM/MC switch on the rear panel of the Phono Box DC. Set it according to your turntable's cartridge type (Moving Magnet or Moving Coil). Ensure this is set correctly for optimal sound quality.
  3. Connect Turntable to Input: Connect the RCA output cables from your turntable to the "In" (Left and Right) RCA inputs on the rear of the Phono Box DC.
  4. Conecte el cable de tierra: Connect the ground wire from your turntable to the ground terminal on the Phono Box DC. This is crucial for minimizing hum and noise.
  5. Connect Output to Ampmás duradero: Connect the "Out" (Left and Right) RCA outputs from the Phono Box DC to a line-level input on your amplifier or receiver (e.g., "Aux", "CD", "Line In"). Do NOT connect it to an amplifier's dedicated "Phono" input, as this would result in over-amplificación y distorsión.
  6. Conecte la electricidad: Connect the supplied 18V DC power adapter to the "Power 18V===" input on the rear of the Phono Box DC, then plug the adapter into a suitable power outlet.
Pro-Ject Audio Phono Box DC, rear view con conexiones

Figura 2: Posterior view showing input, output, MM/MC switch, ground terminal, and power input.

Operante

Once all connections are made and the power is supplied, the Phono Box DC is ready for operation. There are no additional controls on the unit beyond the MM/MC switch. Simply select the correct cartridge type, and the unit will automatically process the audio signal from your turntable.

  • Asegúrese de que su amplifier is set to the correct input channel where the Phono Box DC is connected.
  • Ajuste el volumen usando su ampcontroles del elevador.

Mantenimiento

The Pro-Ject Audio Phono Box DC requires minimal maintenance:

  • Limpieza: Utilice un paño suave y seco para limpiar el exterior de la unidad. No utilice limpiadores líquidos ni disolventes.
  • Polvo: Keep the unit free from dust accumulation, which can affect performance and lifespan.
  • Conexiones: Revise periódicamente todas las conexiones de cables para asegurarse de que estén seguras y libres de corrosión.

Solución de problemas

If you encounter issues with your Phono Box DC, refer to the following common problems and solutions:

ProblemaPosible causaSolución
Sin sonido o volumen muy bajoIncorrect connections, MM/MC switch setting, power issue, ampentrada más animada.
  • Verify all RCA cables are securely connected to the correct inputs/outputs.
  • Ensure the MM/MC switch matches your cartridge type.
  • Check that the power adapter is properly connected and plugged into a live outlet.
  • Confirma tu amplifier is set to the correct line-level input (e.g., Aux, CD, Line In), not a dedicated Phono input.
Sonido distorsionado o poco claroIncorrect MM/MC switch setting, faulty cables, damaged cartridge.
  • Double-check the MM/MC switch setting.
  • Try replacing RCA cables to rule out cable issues.
  • Inspect your turntable's cartridge for damage or wear.
Ruido de zumbido o zumbidoImproper grounding, interference, faulty cables.
  • Ensure the turntable's ground wire is securely connected to the Phono Box DC's ground terminal.
  • Verify that all components (turntable, preamp, amplifier) are plugged into the same power strip or wall outlet to avoid ground loops.
  • Move the Phono Box DC away from other electronic devices that might cause interference (e.g., Wi-Fi routers, power supplies, large transformers).
  • Try different RCA cables, especially shielded ones.

Presupuesto

CaracterísticaDetalle
MarcaProyecto
Número de modelo13072
Dimensiones del producto (L x An x Al)2.95 x 4.21 x 2.83 pulgadas
Peso del artículo1.19 libras
MaterialMetal
Volumentage120 V
Volumen máximo de suministrotage9.5 voltios
Volumen mínimo de suministrotage9.5 voltios (CA)
Número de canales1
Especificación cumplidaRIAA Response Accuracy 0.5dB (20-20,000 Hz), THD 0.01% (MM), THD 0.05% (MC)

Información de garantía

Pro-Ject Audio Systems products are covered by a manufacturer's warranty. The specific terms and duration of the warranty may vary by region and retailer. Please retain your proof of purchase for warranty claims.

For detailed warranty information, it is recommended to visit the official Pro-Ject Audio Systems websitio o póngase en contacto con su distribuidor autorizado.

Apoyo

Should you require further assistance or have questions not covered in this manual, please contact:

  • Your authorized Pro-Ject Audio Systems retailer.
  • Pro-Ject Audio Systems customer support via their official websitio: www.proyecto-audio.com

Cuando se comunique con el soporte, tenga a mano el número de modelo del producto (13072) y los detalles de la compra.

© 2025 Pro-Ject Audio Systems. Todos los derechos reservados.

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