Douk Audio P1

Douk Audio P1 GE5654 Tube Preamp Instruction Manual

Модел: P1

1. Киришүү

The Douk Audio P1 is a versatile HiFi vacuum tube preamplifier, USB DAC, and headphone amplifier designed to deliver a clear, warm, dynamic, and sweet audio experience. It supports multiple audio inputs and outputs, making it suitable for various home audio systems.

2. Негизги өзгөчөлүктөрү

  • Multi-functional device: Functions as a HiFi tube preamplifier, USB DAC, and headphone ampөмүрлүү.
  • High-quality sound: Delivers clear, warm, dynamic, and sweet audio for a premium listening experience.
  • Multiple audio inputs: Supports Bluetooth, USB, and RCA connections.
  • Dual audio outputs: Provides RCA and 3.5mm headphone outputs.
  • Bluetooth 5.0 with APTX, APTX-LL, and APTX-HD: Ensures lossless audio transmission for high-fidelity wireless streaming.
  • PC-USB (CM6642) support: Compatible with 24bit 192KHz audio, supporting Windows, Mac, and Linux systems.
  • Наушник amplifier: Utilizes two NE5532 classic 47 headphone amp architecture, capable of driving 32-300 ohm headphones.
  • Tone control bypass: Features a bypass switch to enable/disable tone controls (treble and bass knobs) for original sound or detailed adjustment.
  • Wide compatibility: Connects to various stereo home audio devices such as iPods, smartphones, MP3 players, TVs, Blu-ray players, Echo Dot, and CD players.

3. Пакеттин мазмуну

Сураныч, төмөнкү нерселер үчүн кутучаны белгилеңиз:

  • 1 x P1 Preamp бирдиги
  • 2 x GE5654 Vacuum Tubes
  • 1 x DC 12V Power адаптери
  • 1 x USB кабели
  • 1 x Bluetooth антеннасы
  • 1 x User Manual
Douk Audio P1 Package Contents

Image: Douk Audio P1 package contents including the preamp unit, vacuum tubes, power adapter, USB cable, and Bluetooth antenna.

4. Продукт бүтүп калдыview

4.1 алдыңкы панели

Douk Audio P1 Front Panel

Сүрөт: алдыңкы view of the Douk Audio P1, showing the power button, input selector, tone controls (bass, volume, treble), tone bypass switch, LED indicator, and headphone output.

  • Кубат баскычы: Аппаратты КҮЙГҮЗҮҮ / ӨЧҮРҮҮ үчүн басыңыз.
  • Киргизүү тандагыч: Switch between Bluetooth (BT), USB, and RCA inputs.
  • Тон көзөмөлү:
    • Басс баскычы: Төмөнкү жыштыктагы чыгарууну тууралайт.
    • Үн баскычы: Жалпы чыгаруу көлөмүн көзөмөлдөйт.
    • Үч ыргытуу баскычы: Жогорку жыштыктагы чыгарууну тууралайт.
  • Tone Bypass Switch: Toggles tone controls (Bass/Treble) ON/OFF. When OFF, tone controls are bypassed for a pure signal path.
  • LED көрсөткүчү: Displays current input mode (Blue for Bluetooth, Orange for USB, Red for RCA).
  • 3.5 мм гарнитуранын чыгышы: Connect headphones (TRRS port not supported).

4.2 Арткы панель

Douk Audio P1 Rear Panel

Сүрөт: Арткы view of the Douk Audio P1, showing PC-USB input, RCA inputs, RCA outputs, DC 12V power input, and Bluetooth antenna port.

  • PC-USB киргизүү: Connect to a computer for USB DAC functionality.
  • RCA киргизүүлөрү (сол/оң): Connect external audio sources via RCA cables.
  • RCA чыгыштары (сол/оң): Кубатка туташтырыңыз ampкөтөргүчтөр же активдүү спикерлер.
  • DC 12V кубат киргизүү: Connect the provided 12V power adapter.
  • Bluetooth антеннасынын порту: Attach the included Bluetooth antenna for wireless connectivity.

5. Орнотуу нускамалары

5.1 Installing Vacuum Tubes

The P1 unit comes with two GE5654 vacuum tubes. Follow these steps to install them:

  1. Carefully remove the metal rings around the tube sockets by unscrewing them counter-clockwise.
  2. Gently straighten the pins of each vacuum tube if they are bent.
  3. Align the pins of the vacuum tube with the corresponding holes in the socket. Ensure correct orientation.
  4. Gently push the tube into the socket until it is firmly seated. Do not force it.
  5. Screw the metal rings back on clockwise to secure the tubes.

Video: This video demonstrates the correct method for installing vacuum tubes into the amplifier unit. Ensure pins are straight and gently insert the tubes into their sockets.

5.2 Кубатты туташтыруу

  1. Connect the provided DC 12V power adapter to the "DC 12V" input port on the rear panel of the P1.
  2. Кубат адаптерин ылайыктуу розеткага сайыңыз.

5.3 Attaching Bluetooth Antenna

Screw the included Bluetooth antenna into the antenna port on the rear panel. Ensure it is securely tightened for optimal signal reception.

6. Иштөө нускамалары

6.1 Күйгүзүү/өчүрүү

Press the Power button on the front panel to turn the P1 unit ON or OFF. The vacuum tubes will glow once powered on.

6.2 Киргизүү булагын тандоо

Use the Input Selector button on the front panel to cycle through the available input sources: Bluetooth (BT), USB, and RCA. The LED indicator will change color to show the active input:

  • Көк: Bluetooth киргизүү
  • Ачык күрөң: USB киргизүү
  • Кызыл: RCA киргизүү

6.3 Bluetooth байланышы

  1. Select Bluetooth input using the Input Selector. The LED will turn blue and blink, indicating pairing mode.
  2. On your audio device (smartphone, tablet, etc.), enable Bluetooth and search for "BT HIFI AUDIO".
  3. Select "BT HIFI AUDIO" to pair. Once connected, the blue LED will stop blinking and remain solid.
  4. If you encounter issues, clear previous Bluetooth connections on your device and the P1 unit (see Troubleshooting).

Video: This video demonstrates how to connect a Bluetooth device to the amplifier and play music. It shows the pairing process and audio playback.

6.4 USB ЦАП туташуусу

Connect the P1 to your computer using the provided USB cable. Select USB input on the P1. Your computer should automatically recognize the P1 as an audio output device. Select it in your sound settings.

6.5 RCA Input/Output

Use RCA cables to connect external audio sources (e.g., CD player, TV) to the RCA input ports. Connect the RCA output ports to a power ampкөтөргүч же активдүү спикерлер.

Douk Audio P1 with Laptop and Speakers

Image: The Douk Audio P1 connected to a laptop via USB and to speakers via RCA, demonstrating its versatile connectivity options.

6.6 Үндү жана Тонду тууралоо

  • Үн баскычы: Үнүн жогорулатуу үчүн сааттын жебеси боюнча, азайтуу үчүн сааттын жебесине каршы буруңуз.
  • Басс баскычы: Adjusts the level of low frequencies.
  • Үч ыргытуу баскычы: Adjusts the level of high frequencies.
  • Tone Bypass Switch: Flip this switch to bypass the Bass and Treble controls. This provides a direct, unaltered audio signal.

7. Техникалык тейлөө

7.1 Түтүктү алмаштыруу

The GE5654 vacuum tubes can be replaced with compatible tubes such as 6J1, 6J2, 6J3, 6J4, 6J5, 6*1N, 6AK5, and similar types to customize the sound profile. Always ensure the unit is powered off and unplugged before replacing tubes. Follow the installation steps in Section 5.1.

Douk Audio P1 with GE5654 Vacuum Tubes

Image: Close-up of the Douk Audio P1 showing the GE5654 vacuum tubes, which can be replaced for sound customization.

7.2 Тазалоо

Түзмөктү тазалоо үчүн жумшак, кургак чүпүрөктү колдонуңуз. Суюк тазалоочу каражаттарды же эриткичтерди колдонбоңуз.

8. Техникалык шарттар

ӨзгөчөлүкСпецификация
Продукт түрүHiFi Tube Preamp, USB DAC, Headphone Amp
Түтүк моделиGE5654 (Replaceable with 6J1, 6J2, 6J3, 6J4, 6J5, 6*1N, 6AK5)
Аудио киргизүүBluetooth 5.0, USB, RCA
Аудио чыгууларRCA, 3.5mm Headphone Jack
Bluetooth чипQCC3008 (Supports APTX, APTX-LL)
USB DAC ChipCM6642 (Supports 24bit 192KHz)
Наушник Amp Чип2 x NE5532 (Classic 47 architecture)
Наушник импедансы32-300 Ом
Тон башкарууBass, Treble (with bypass switch)
Электр камсыздооDC 12V
ШайкештикWindows, Mac, Linux, iPod, Smartphones, MP3 players, TVs, Blu-ray players, Echo Dot, CD players

9. Кыйынчылыктарды

  • Үн жок:
    • Ensure the power adapter is securely connected and the unit is powered ON.
    • Check all audio cables (RCA, USB, headphone) are correctly connected.
    • Verify the correct input source is selected on the P1 (check LED color).
    • Үн баскычын тууралаңыз.
    • If using Bluetooth, ensure the device is paired and connected. Try clearing Bluetooth history on both devices and re-pairing.
  • Бурмаланган үн:
    • Reduce the volume on both the P1 and the source device.
    • Аудио кабелдеринде бузулуу же бош байланыш бар-жоктугун текшериңиз.
    • Ensure the vacuum tubes are properly seated.
  • Bluetooth жупташтыруу маселелери:
    • Ensure the P1 is in Bluetooth pairing mode (blinking blue LED).
    • Clear "BT HIFI AUDIO" from your device's Bluetooth history and try pairing again.
    • Move closer to the P1 unit to ensure a strong signal.
  • Tubes Not Glowing:
    • Ensure the unit is powered ON.
    • Check if the tubes are properly seated in their sockets.

10. Коопсуздук маалыматы

  • Агрегатты сууга же ашыкча нымдуулукка дуушар кылбаңыз.
  • Аппаратты жылуулук булактарынын жанына же тике күн нуруна коюудан алыс болуңуз.
  • Түзмөктү өз алдынча ачууга же тейлөөгө аракет кылбаңыз. Бардык тейлөө иштерин квалификациялуу адистерге тапшырыңыз.
  • Балдар жетпеген жерде сактаңыз.
  • Берилген кубат адаптерин гана колдонуңуз.

11. Кепилдик жана колдоо

For warranty information, technical support, or service inquiries, please contact Douk Audio customer support through your retailer or visit the official Douk Audio webсайт. Кепилдик дооматтары үчүн сатып алганыңыздын далилин сактап коюңуз.

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