Darkglass Electronics Luminal Ultra
Darkglass Luminal Booster Ultra Bass Preamp Pedal
Brugermanual
Indledning
The Darkglass Luminal Booster Ultra is a versatile bass preamp pedal designed to provide high-precision dynamics control and extensive tone shaping capabilities. It integrates a studio-quality compressor, a 6-band graphic equalizer, and various tone-shaping controls to help bassists achieve their desired sound. This pedal also features an XLR DI output, a 7-slot Impulse Response (IR) loader for cabinet simulations, a built-in headphone amplifier, and a stereo auxiliary input for silent practice with backing tracks. A ground-lift feature is included for optimal signal integrity.
Produkt overview

Front View: This image displays the top panel of the Luminal Booster Ultra, highlighting the Filter, Comp, Blend, and Level rotary controls, along with the six EQ sliders (Master, 250Hz, 500Hz, 1.5kHz, 3kHz, 6kHz). The two footswitches for Cut/Boost and On/Off are visible at the bottom.

Vinklet View (DI Side): An angled perspective of the pedal, showcasing the XLR Direct Output on the left side, which allows for direct connection to mixing consoles or audio interfaces.

Vinklet View (Connectivity Side): Denne view highlights the right side of the pedal, featuring the USB port for computer connectivity, the Aux In jack for external audio sources, and the headphone output for silent practice.

Bagside: A close-up of the rear panel, detailing the Input, Aux In, 9VDC power input, Headphone Output, and Main Output jacks.
Opsætning
Strømkrav
The Luminal Booster Ultra requires a regulated 9VDC power supply with a center-negative barrel connector. Ensure the power supply provides at least 250mA of current for optimal performance. Using an incorrect power supply can damage the unit and void the warranty.
Forbindelser
- Input: Connect your bass guitar or other instrument to this 1/4-inch mono jack.
- Produktion: Tilslut dette 6,35 mm monostik til din amplifier, audio interface, or the next pedal in your signal chain.
- Aux-indgang: Use this 1/8-inch stereo jack to connect an external audio source, such as a smartphone or MP3 player, for practice with backing tracks.
- Hovedtelefonudgang: Connect stereo headphones to this 1/8-inch stereo jack for silent practice. The headphone output level is controlled by the Master EQ slider.
- Direct Output (XLR): This balanced XLR output provides a direct signal for connecting to a mixing console, audio interface, or PA system. It includes a ground-lift switch to eliminate hum caused by ground loops.
- USB: Connect the pedal to your computer via the USB-C port for firmware updates, IR loading, and advanced control using the Darkglass Suite software.
Operating the Luminal Booster Ultra
Kontrolelementer
- Filter: Adjusts the frequency response of the Harmonic Booster section.
- Komp: Controls the amount of compression applied to the signal. This is a studio-quality multiband compressor.
- blend: Mixes the clean input signal with the processed signal.
- Niveau: Sets the overall output volume of the pedal.
- Graphic EQ Sliders: Six sliders provide precise tonal control:
- Mestre: Overall level of the EQ section.
- 250 Hz: Adjusts low-mid frequencies.
- 500 Hz: Adjusts mid frequencies.
- 1.5 kHz: Adjusts upper-mid frequencies.
- 3 kHz: Adjusts high-mid frequencies.
- 6 kHz: Justerer høje frekvenser.
- Midtforstærkning: Controls the gain of the midrange frequencies.
- Midtfrekvens: Selects the center frequency for the Mid Gain control.
- Karakter: Blends in the tone-shaping circuitry, adding harmonic richness.
- Gain Reduction Meter: LED indicators display the amount of gain reduction applied by the compressor.
Fodkontakter
- Left Footswitch (Cut/Boost): Toggles a flat +/-20dB cut or boost, providing an instant volume adjustment or solo boost.
- Right Footswitch (On/Off): Engages or bypasses the pedal's effects.
IR-loader
The Luminal Booster Ultra features a 7-slot IR loader for cabinet simulations. Impulse Responses can be loaded and managed via the Darkglass Suite software, allowing you to customize your direct output tone with various virtual cabinets.
Opretholdelse
To ensure the longevity and optimal performance of your Luminal Booster Ultra, follow these maintenance guidelines:
- Hold pedalen ren ved at tørre den af med en blød, tør klud. Undgå at bruge slibende rengøringsmidler eller opløsningsmidler.
- Beskyt pedalen mod ekstreme temperaturer, fugtighed og direkte sollys.
- Undgå at tabe pedalen eller udsætte den for kraftige stød.
- Afbryd strømmen, når den ikke er i brug i længere perioder.
Fejlfinding
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Ingen lydudgang. | Incorrect power supply, cables not connected properly, pedal bypassed. | Verify 9VDC center-negative power supply. Check all cable connections. Ensure pedal is engaged (Right Footswitch). |
| Summende eller summende lyd. | Ground loop, faulty cables, interference. | Engage the ground-lift switch on the XLR DI output. Try different cables. Ensure power supply is isolated. |
| Unexpected tone or no effect. | Incorrect control settings, faulty unit. | Review control settings. Try resetting controls to a neutral position. If issues persist, contact support. |
Specifikationer
| Feature | Detalje |
|---|---|
| Modelnavn | Luminal Booster Ultra |
| Dimensioner (L x B x H) | 4.92" x 3.77" x 2.24" (12.5 cm x 9.6 cm x 5.7 cm) |
| Vægt | 1.5 pund (0.68 kg) |
| Strømbehov | 9VDC (center-negative), 250mA minimum |
| Indgange | 1/4" Instrument Input, 1/8" Aux In |
| Udgange | 1/4" Instrument Output, 1/8" Headphone Out, XLR DI Output |
| Forbindelse | USB-C for Darkglass Suite |
| EQ | 6-band Graphic EQ |
| IR-pladser | 7 |
Garantioplysninger
Darkglass Electronics products are covered by a limited warranty against manufacturing defects. For detailed warranty terms and conditions, please refer to the official Darkglass Electronics webwebstedet eller kontakt deres kundesupport. Gem dit købsbevis til garantikrav.
Støtte
For further assistance, technical support, or to download the latest Darkglass Suite software and firmware updates, please visit the official Darkglass Electronics webwebsted:
You can also find additional resources and frequently asked questions on their support pages.
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