Nobsound DA7

Nobsound DA7 Tube Power Bluetooth AmpManual d'usuari més viu

Model: DA7

1. Introducció

The Nobsound DA7 Tube Power Bluetooth Amplifier is designed to deliver high-fidelity audio with a classic tube sound. This integrated amplifier features a full tube path, multiple input options including Bluetooth and USB, and dual VU meters for real-time audio visualization. It is suitable for driving passive bookshelf speakers and offers a headphone output for personal listening.

2. Què hi ha a la caixa

Nobsound DA7 Amplifier and included accessories: power cord and Bluetooth antenna.
Figure 1: Contents of the Nobsound DA7 package, including the amplifier unit, power cord, and Bluetooth antenna.

3. Producte acabatview

3.1 Controls i indicadors del tauler frontal

Davant view of the Nobsound DA7 Tube Power Bluetooth Amplifier, showing tubes, VU meters, and control knobs.
Figure 2: Front panel of the DA7 amplifier, featuring dual VU meters, tube display, and various control knobs.

3.2 Connexions del panell posterior

posterior view of the Nobsound DA7 Tube Power Bluetooth Amplificador, que mostra diversos ports d'entrada i sortida.
Figure 3: Rear panel of the DA7 amplifier, displaying speaker terminals, RCA inputs, optical, coaxial, USB, and power input.

Note: The headphone output and passive speaker outputs cannot operate simultaneously. If both are connected, headphones will take priority.

3.3 Tube Information

Primer pla view of the vacuum tubes on the Nobsound DA7 ampmés viu.
Figure 4: The 6P1 power tubes and 6N1 driver tubes provide a warm, natural sound.

The DA7 comes equipped with 4×6P1 power tubes and 3×6N1 driver tubes. These tubes are responsible for the amplifier's warm, natural timbre and rich dynamics. The tubes are designed for longevity, but can be replaced if needed. Protective covers are provided to safeguard the tubes and prevent accidental burns.

4. Instruccions de configuració

4.1 Connectar altaveus

  1. Assegureu-vos el ampel lificador està apagat.
  2. Connecteu els vostres altaveus passius al Speaker Outputs (L/R) terminals on the rear panel using appropriate speaker wire or spade connectors. Ensure correct polarity (+ to + and - to -).

4.2 Connexió de fonts d'àudio

  1. Bluetooth: Attach the Bluetooth antenna to its designated port on the rear panel.
  2. USB: Inseriu una unitat flaix USB al USB Input (USB-A) port.
  3. RCA: Connect your audio source (e.g., CD player, PC, TV) to the CD Input (RCA) or AUX Input (RCA) utilitzant cables RCA.
  4. Òptic/Coaxial: Connect your digital audio source to the Optical Input (OPT) or Coaxial Input (COA) using the respective cables.

4.3 Connecting a Subwoofer/Active Speakers

  1. Connect an active subwoofer or active speakers to the PRE Out (3.5mm) port on the rear panel using a 3.5mm to RCA cable.

4.4 Connexió d'alimentació

  1. Connect the included power cord to the AC IN (110V) port on the rear panel and then to a suitable power outlet.
Video 1: Nobsound DA7 Tube Power Bluetooth Amplifier. This video demonstrates the physical features and connectivity options of the DA7 ampmés viu.

5. Instruccions de funcionament

5.1 Engegada/apagada

5.2 Selecció d'entrada

5.3 Control de volum

Control de 5.4 tons

Reproducció USB 5.5

5.6 Vinculació Bluetooth