1. Wprowadzenie
The Douk Audio MC1022 is a compact, passive 2-way RCA stereo audio switcher designed for managing multiple audio sources or outputs. It allows for flexible configuration as either a 2-in-1-out or 1-in-2-out device, enabling seamless switching between audio components without requiring external power. Its passive design ensures signal integrity and ease of use.

Figure 1: Douk Audio MC1022 Mini Audio Switcher
2. Funkcje produktu
- Wszechstronna łączność: Supports 2-in-1-out or 1-in-2-out configurations for RCA stereo audio signals.
- Kompaktowa konstrukcja: Ultra-small footprint suitable for any desktop or portable setup.
- Działanie pasywne: Requires no external power, preserving audio quality without interference.
- Łatwe w obsłudze sterowanie: Features an intuitive A/B selector, volume control knob, and a one-button mute function.
- Wysoka jakość wykonania: Constructed with customized potentiometers and isolation modules for minimal background noise and reliable performance.
3. Zawartość opakowania
W skład pakietu wchodzą następujące elementy:
- 1x Douk Audio MC1022 Mini Audio Switcher

Rysunek 2: Zawartość opakowania i wymiary
4. Konfiguracja
The MC1022 offers two primary connection modes:
4.1. 1-IN-2-OUT Configuration
In this mode, one audio source is connected to the 'IN/OUT' port, and the audio signal is then routed to one of two output devices (A or B) connected to the 'A/B' ports.
- Connect your audio source (e.g., CD/DVD player, PC) to the 'IN/OUT' RCA ports on the switcher.
- Connect your first audio output device (e.g., Amplifier 1, Speaker Set 1) to the 'A' RCA ports.
- Connect your second audio output device (e.g., Amplifier 2, Speaker Set 2) to the 'B' RCA ports.
- Use the A/B selector button to choose which output device receives the audio signal.

Figure 3: 1-IN-2-OUT Connection Diagram
4.2. 2-IN-1-OUT Configuration
In this mode, two audio sources are connected to the 'A' and 'B' ports, and the selected source's audio signal is routed to a single output device connected to the 'IN/OUT' port.
- Connect your first audio source (e.g., Phone, CD player) to the 'A' RCA ports.
- Connect your second audio source (e.g., Computer, another player) to the 'B' RCA ports.
- Connect your audio output device (e.g., Amplifier, Speakers) to the 'IN/OUT' RCA ports.
- Use the A/B selector button to choose which input source's audio signal is sent to the output device.

Figure 4: 2-IN-1-OUT Connection Diagram

Figure 5: MC1022 in a typical setup
5. Instrukcja obsługi
The MC1022 features simple controls for managing your audio:
- A/B Selector Button: Press this button to switch between input sources A and B (in 2-in-1-out mode) or output devices A and B (in 1-in-2-out mode).
- Pokrętło regulacji głośności: Rotate the central knob to adjust the audio output volume. Turn clockwise to increase volume, counter-clockwise to decrease.
- Przycisk wyciszenia: Press the mute button to instantly silence the audio output. Press again to resume playback.
Video 1: Demonstration of MC1022 connection and operation, including input switching, volume adjustment, and mute function.
6. Konserwacja
To ensure the longevity and optimal performance of your MC1022 Mini Audio Switcher, follow these maintenance guidelines:
- Czyszczenie: Use a soft, dry cloth to clean the exterior of the device. Avoid using liquid cleaners, solvents, or abrasive materials, as these can damage the finish or internal components.
- Zapobieganie pyleniu: Keep the device in a clean, dust-free environment. Dust accumulation can affect the performance of the switches and potentiometers over time.
- Składowanie: When not in use for extended periods, store the switcher in a cool, dry place away from direct sunlight and extreme temperatures.
- Obsługiwanie: Obchodź się z urządzeniem ostrożnie. Unikaj upuszczania go i narażania na silne uderzenia.
7. Rozwiązywanie Problemów
If you encounter issues with your MC1022, refer to the following troubleshooting steps:
- Brak dźwięku:
- Verify all RCA cables are securely connected to the correct input/output ports.
- Ensure the volume control knob is not set to minimum.
- Check if the mute button is engaged. Press it to disengage mute.
- Confirm the A/B selector is set to the desired active input/output.
- Test the audio source and output device independently to ensure they are functioning correctly.
- Zniekształcona lub słaba jakość dźwięku:
- Ensure all cable connections are firm and free from damage.
- Try using different RCA cables to rule out faulty cabling.
- Sprawdź, czy źródło dźwięku nie jest zniekształcone.
- Ensure the volume levels on both the switcher and connected devices are not excessively high, which can cause clipping or distortion.
- Interference or Hum:
- Upewnij się, że wszystkie urządzenia audio są prawidłowo uziemione.
- Keep audio cables away from power cables and other sources of electromagnetic interference.
- Consider using shielded RCA cables.
8. Specyfikacje
| Funkcja | Specyfikacja |
|---|---|
| Wymiary produktu | 5.98 x 3.7 x 1.61 cala |
| Waga przedmiotu | 4.2 uncji |
| Typ złącza | RCA |
| Liczba portów | 3 (1 IN/OUT, 2 A/B) |
| Tryb działania | Pasywny (nie wymaga zewnętrznego zasilania) |
| Numer modelu | MC1022 (GFJ572) |
9. Gwarancja i wsparcie
Aby uzyskać informacje o gwarancji lub pomocy technicznej, należy zapoznać się z oficjalnymi informacjami firmy Douk Audio website or contact your retailer. Keep your purchase receipt for warranty claims. Detailed support resources and contact information can typically be found on the manufacturer's product page or within the packaging materials.





