1. Introducción
This manual provides detailed instructions for the Darkglass AO900 Alpha Omega 900 bass amplifier head and the Darkglass Intelligent Footswitch (IFS). The AO900 is a high-performance 900-watt bass amplifier designed to deliver powerful and versatile tones. It integrates Darkglass's Alpha and Omega drive engines, a studio-grade VCA compressor, and a comprehensive graphic equalizer. The IFS Footswitch provides remote control over key ampfunciones de lificador.
2. Características principales
- 900-watt power output for robust performance.
- Integrated Alpha and Omega distortion engines for diverse tonal shaping.
- Studio-grade VCA compressor for dynamic control.
- 6-band graphic equalizer for precise tone sculpting.
- MIDI programmability for advanced control.
- Impulse response cabinet simulation with three storable virtual cabinets.
- Auxiliary input and headphone output for silent practice.
- Includes Darkglass Intelligent Footswitch for remote control.
3. Configuración
Follow these steps to set up your Darkglass AO900 amplifier and IFS Footswitch:
- Conexión de energía: Conectar el amplifier to a suitable power outlet using the provided power cable. Ensure the power switch is in the OFF position before connecting.
- Conexión del instrumento: Plug your bass guitar into the APORTE jack on the front panel. Select the appropriate ACTIVO PASIVO switch setting based on your instrument's output.
- Conexión de altavoz: Connect your speaker cabinet to the speaker output on the rear panel. Ensure the speaker impedance matches the amplifier's output requirements.
- Conexión del pedal: Connect the Darkglass Intelligent Footswitch to the designated footswitch input on the amplificador utilizando un cable de instrumento estándar.
- Encendido inicial: Enciende el amplifier's power switch. The power indicator will illuminate.
4. Controles y Funciones

Image 1: Front panel of the Darkglass AO900 Alpha Omega 900 bass amplifier head (left) and the Darkglass Intelligent Footswitch (right).
4.1. Amplifier Head (AO900)
- ENTRADA: Jack de 1/4 de pulgada para conexión de instrumentos.
- Interruptor PASIVO/ACTIVO: Selects input impedance for passive or active instruments.
- COMPRAR: Controls the amount of compression applied to the signal.
- MANEJAR: Adjusts the amount of distortion from the Alpha Omega engine.
- NIVEL: Sets the output level of the distorted signal.
- MODIFICADOR: Blends between the Alpha (tight, percussive) and Omega (brutal, raw) distortion circuits.
- MEZCLA: Mixes the clean input signal with the distorted signal from the Alpha Omega engine.
- GANAR: Controls the overall gain of the Alpha Omega engine.
- GRUÑIDO: A switch that provides a bass boost for a thicker, more powerful tone.
- MORDER: A switch that provides a treble boost for added presence and clarity.
- Ecualizador gráfico: Four sliders visible on the front panel (250 Hz, 500 Hz, 1.5 kHz, 5 kHz) allow for precise frequency adjustments. The amplifier features a 6-band graphic equalizer in total.
- MUDO: Silencia el ampsalida del lificador.
- DOMINAR: Controla el volumen de salida general del ampmás duradero.
4.2. Intelligent Footswitch (IFS)
- Footswitch Button: Toggles the distortion engine on/off or mutes the amplifier, depending on the programmed function.
- LED DE ENCENDIDO: Indica el ampEl elevador está encendido.
- DISTORTION LED: Indicates when the Alpha Omega distortion engine is active.
- LED DE SILENCIO: Indica cuando el amplifier's output is muted.
5. Instrucciones de funcionamiento
To operate your Darkglass AO900 and IFS Footswitch:
- After completing the setup, ensure all volume controls (including MAESTRO) are set to a low level before playing.
- Aumente gradualmente la MAESTRO volume to your desired listening level.
- Utilice el CONDUCIR, NIVEL, MOD, MEZCLA, y GANAR controls to dial in your desired distortion tone. Experiment with the GRUÑIDO y MORDER switches for additional tonal variations.
- Adjust the graphic equalizer sliders (250 Hz, 500 Hz, 1.5 kHz, 5 kHz) to fine-tune your frequency response.
- Engage the compressor using the COMP knob to control dynamics.
- Use the IFS Footswitch to remotely activate/deactivate the distortion engine or mute the amplifier as needed during performance. The corresponding LEDs on the footswitch will indicate the active status.
- For silent practice, connect headphones to the headphone output and use the auxiliary input for backing tracks.
6. Mantenimiento
Un mantenimiento adecuado garantiza la longevidad y el rendimiento óptimo de su ampmás duradero:
- Limpieza: Utilice un paño suave y seco para limpiar el ampExterior del energizador. Evite limpiadores abrasivos o disolventes.
- Almacenamiento: Almacenar el ampGuarde el dispositivo en un lugar fresco y seco, alejado de la luz solar directa y de temperaturas extremas.
- Ventilación: Asegúrese de que haya una ventilación adecuada alrededor del ampPara evitar el sobrecalentamiento, no bloquee las aberturas de ventilación.
- Transporte: When transporting, use appropriate protective cases to prevent physical damage.
7. Solución de problemas
Si encuentra problemas, tenga en cuenta los siguientes pasos comunes de solución de problemas:
- Sin energía: Compruebe la conexión del cable de alimentación y la toma de corriente. Asegúrese de que el interruptor de encendido esté encendido.
- Sin sonido: Verify all cable connections (instrument, speaker, footswitch). Check the MAESTRO volume and ensure the MUTE function is not active on the amplifier or footswitch. Confirm your instrument is working correctly.
- Sonido distorsionado (no intencionado): Check input gain levels and ensure they are not excessively high. Adjust CONDUCIR y NIVEL controles
- El pedal no responde: Asegúrese de que el cable del pedal esté conectado de forma segura.
- Calentamiento excesivo: Asegúrese de que amplifier has adequate ventilation. If the amplifier shuts down due to overheating, allow it to cool down before restarting.
Si los problemas persisten, consulte con un técnico calificado.
8. Especificaciones
- Modelo: AO900
- Salida Wattage: 900 vatios
- Formato de señal: Cosa análoga
- Number of EQ Bands: 6 (Graphic Equalizer)
- Peso del artículo: 1 pound (amplifier head)
- Dimensiones del producto: 3 x 3 x 3 pulgadas (amplifier head)
- ASIN: B07R4X6GH2
- Código postal: 768563721939
9. Garantía y soporte
Darkglass Electronics products are designed for reliability and performance. For specific warranty information, please refer to the warranty card included with your product or visit the official Darkglass Electronics website. For technical support or service inquiries, please contact Darkglass customer service through their official channels.





