MXR M87

MXR M87 Bass Compressor Pedal Instruction Manual

Brand: MXR | Model: M87

1. Wprowadzenie

The MXR M87 Bass Compressor is designed to bring studio-quality compression to your bass rig. This pedal offers a comprehensive set of controls to fine-tune your sound, from subtle dynamic control to pronounced compression effects. Featuring CHT™ Constant Headroom Technology, it ensures clear performance and ample headroom. The transparent compression allows your full dynamic range to pass through until the signal reaches the compression threshold, which is visually indicated by ten bright gain-reduction status LEDs. Encased in a durable, lightweight aluminum housing, the M87 is built for the road.

Główne cechy:

  • CHT™ Constant Headroom Technology for clear, clean performance.
  • True bypass circuitry for uncolored tone when disengaged.
  • Ten highly visible gain-reduction status LEDs for precise visual feedback.
  • Transparent compression that preserves dynamic range until threshold.
  • Durable, lightweight aluminum housing.

2. Sterowanie i funkcjeview

The MXR M87 Bass Compressor features a complete array of controls to shape your bass tone effectively.

MXR M87 Bass Compressor pedal, top view with control knobs and footswitch

Rysunek 1: Góra view of the MXR M87 Bass Compressor, showing the control knobs and footswitch.

Pokrętła kontrolne:

  • ATAK: Adjusts how quickly the compressor reacts to the input signal. Higher settings result in a slower attack, allowing more of the initial transient to pass through.
  • WYDANIE: Controls how quickly the compressor returns to its uncompressed state after the signal drops below the threshold. Higher settings result in a slower release.
  • STOSUNEK: Determines the amount of compression applied once the signal exceeds the threshold. Higher ratios mean more aggressive compression.
  • WEJŚCIE: Sets the input level of your bass signal into the compressor. This control also affects when the compression threshold is met.
  • WYDAJNOŚĆ: Reguluje ogólną głośność wyjściową pedału.

Wskaźniki LED:

  • Diody LED REDUKCJI WZMOCNIENIA: Ten bright LEDs provide visual feedback on the amount of gain reduction being applied in real-time. This helps in precisely setting the compression.
  • DIODA STANU: Indicates whether the pedal is engaged (on) or in true bypass mode (off).

Jacks and Footswitch:

MXR M87 Bass Compressor pedal, side view pokazując gniazda wejściowe i wyjściowe

Rysunek 2: Strona view of the MXR M87 Bass Compressor, highlighting the input and output jacks.

  • WEJŚCIE Jack: Connect your bass guitar or the output of another pedal to this 1/4-inch input.
  • Wyjście Jack: Connect this 1/4-inch output to your amplifier or the input of the next pedal in your signal chain.
  • Gniazdo zasilania: Connect a 9V DC power adapter (not included) to this jack.
  • Przełącznik nożny BYPASS: Toggles the effect on and off. The pedal features true bypass, ensuring your tone remains unaffected when the pedal is disengaged.

3. Konfiguracja

Follow these steps to set up your MXR M87 Bass Compressor:

  1. Podłącz gitarę basową do WEJŚCIE jack of the M87 using a standard 1/4-inch instrument cable.
  2. Połącz WYJŚCIE jack of the M87 to your amplifier lub następny pedał w torze sygnałowym przy użyciu innego kabla instrumentalnego 1/4 cala.
  3. Connect a 9V DC power adapter (not included) to the MOC jack on the side of the pedal. Ensure the power supply meets the pedal's requirements (9V DC, center-negative).
  4. Włącz swój amplifier and adjust its volume to a suitable level.

Wideo 1: Overview of the MXR M87 Bass Compressor, demonstrating its features and connections.

4. Instrukcja obsługi

The MXR M87 Bass Compressor is designed for intuitive operation. Experiment with the controls to find the perfect compression for your playing style and musical context.

Podstawowa obsługa:

  1. Engage the pedal by pressing the Przełącznik nożny BYPASS. The STATUS LED will illuminate.
  2. Start with all control knobs (ATTACK, RELEASE, RATIO, INPUT, OUTPUT) at their 12 o'clock positions.
  3. Play your bass and adjust the WEJŚCIE knob until the GAIN REDUCTION LEDs show consistent activity, indicating that the compressor is engaging.
  4. Dostosuj STOSUNEK knob to control the intensity of the compression. Lower ratios provide subtle smoothing, while higher ratios create a more pronounced, squashed effect.
  5. Dostosuj ATAK I UWOLNIENIE knobs to shape the transient response and sustain characteristics. Faster attack settings will compress the initial pluck more, while slower attacks allow more punch. Faster release settings will return to uncompressed sound quickly, while slower releases provide longer sustain.
  6. Użyj WYJŚCIE knob to match the volume of the compressed signal to your bypassed signal, or to provide a boost if desired.

Wskazówki dotyczące kształtowania tonu:

  • For subtle peak limiting and dynamic control, use a lower RATIO setting (e.g., 2:1 or 4:1) with moderate INPUT.
  • To achieve a more sustained and punchy tone, increase the RATIO and adjust ATTACK to be slightly slower, allowing the initial transient to cut through before compression engages.
  • The GAIN REDUCTION LEDs are crucial for understanding how the compressor is reacting to your playing. Aim for consistent, but not excessive, gain reduction for natural-sounding compression.

5. Specyfikacje

SpecyfikacjaWartość
Waga przedmiotu11.68 uncji
Wymiary produktu2.6" dł. x 6" szer. x 4.4" wys.
Numer modelu przedmiotuM87
Materiał korpusuAluminium
KolorBiały
Typ złączaGniazdo audio 1/4 cala (6.35 mm)
Interfejs sprzętowyDźwięk 1/4 cala
Format sygnałuAnalog
Źródło zasilaniaElektryczny przewodowy
Tomtage9 wolty
Baterie1 9V battery required (not included)

6. Konserwacja

To ensure the longevity and optimal performance of your MXR M87 Bass Compressor, follow these maintenance guidelines:

  • Czyszczenie: Use a soft, dry cloth to clean the pedal's exterior. Avoid abrasive cleaners or solvents, as they may damage the finish.
  • Składowanie: Store the pedal in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, remove any batteries to prevent leakage.
  • Znajomości: Periodically check all input/output jacks and power connections for any signs of wear or corrosion. Ensure cables are securely plugged in during use.
  • Zasilanie: Always use a regulated 9V DC, center-negative power supply to prevent damage to the pedal.

7. Rozwiązywanie Problemów

If you encounter issues with your MXR M87 Bass Compressor, refer to the following common troubleshooting steps:

  • Brak dźwięku:
    • Sprawdź wszystkie połączenia kablowe (instrument, amplifier, moc).
    • Sprawdź, czy zasilacz jest prawidłowo podłączony i działa.
    • Sprawdź, czy Twój instrument i amplifier działają prawidłowo poprzez ominięcie pedału.
    • Check the OUTPUT knob setting; ensure it is not turned down completely.
  • Niechciany hałas/buczenie:
    • Upewnij się, że używasz wysokiej jakości, izolowanego źródła zasilania.
    • Sprawdź, czy kable nie są uszkodzone.
    • Try the pedal in a different location to rule out electrical interference.
    • Adjust the INPUT and OUTPUT knobs to avoid overdriving your ampliifier lub inne pedały.
  • Compression Not Engaging:
    • Zwiększ WEJŚCIE knob setting. The GAIN REDUCTION LEDs should light up when compression is active.
    • Zapewnij STOSUNEK knob is set above its minimum value.

8. Co znajduje się w pudełku

Your MXR M87 Bass Compressor package includes:

  • MXR Bass Compressor Pedal

9. Gwarancja i wsparcie

For warranty information and technical support, please refer to the official MXR webOdwiedź witrynę lub skontaktuj się z autoryzowanym dealerem. Zachowaj dowód zakupu na wypadek roszczeń gwarancyjnych.

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