Mackie Big Knob Passive｜2x2 Studio Monitor Controller
The Mackie Big Knob Passive is the ultimate desktop solution for any studio. It provides an incredibly simple yet powerful way to switch between two audio sources and two pairs of professional studio monitors. Its core advantage lies in its pure passive design, requiring no power whatsoever, ensuring no additional electronic components in your audio signal path, thereby achieving zero coloration, zero distortion, and high-resolution audio quality. The classic Big Knob offers extremely precise volume control, while its tank-like robust construction ensures long-lasting durability. Whether for a personal studio or a professional recording environment, this monitor controller is an essential tool for enhancing workflow and monitoring accuracy.
Key Product Features
- Simple 2x2 Control: Easily select between 2 audio sources and 2 pairs of studio monitors.
- Classic Big Knob: Provides extremely precise volume control, a signature design of the Big Knob series.
- Professional Monitoring Functions: Equipped with convenient Mono, Mute, and Dim buttons.
- Pure Passive Path: No active electronic components in the audio path, ensuring signal integrity for zero coloration and high-resolution audio quality.
- No External Power Required: Fully passive design, plug-and-play, no need to worry about power issues.
- Built-Like-A-Tank™: Inherits Mackie's renowned robust steel construction for long-lasting durability.
- Versatile Input Jacks: Includes two 1/4" TRS inputs and one 1/8" stereo input for easy connection of various devices.
- Professional Output Configuration: Provides two 1/4" TRS outputs to connect your studio monitors.
Technical Specifications
| Inputs/Outputs | 2 x 2 |
| Input Type | 2 x 1/4" TRS (Balanced/Unbalanced), 1 x 1/8" TRS (Stereo) |
| Output Type | 2 x 1/4" TRS (Balanced/Unbalanced) |
| Frequency Response | +/- 1 dB, 20 Hz – 20 kHz |
| Attenuation | Mute: -80 dB, Dim: -20 dB |
| Distortion (THD+N) | < 0.001% from 20 Hz to 20 kHz |
| Signal-to-Noise Ratio | < -100 dB |
| Power Requirements | None (Passive Design) |
| Dimensions (HxWxD) | 79 x 137 x 142 mm |
| Weight | 1.0 kg |
THINK2 Three Major Guarantees
- Fast Shipping: In-stock items shipped within 24 working hours.
- Professional Technical Support: Professional audio engineers provide consultation on installation, licensing, compatibility, and basic setup.
- Full Warranty and After-Sales Service: Original manufacturer's warranty plus THINK2 customer support.
※ Shipping times are calculated based on working days; delays may occur on holidays or due to force majeure. Actual warranty terms are subject to the manufacturer's official announcements; THINK2 provides integration and agency assistance.
THINK2 Warranty and Return Policy
- With valid proof of purchase and product serial number, enjoy the original manufacturer's warranty and THINK2 after-sales service.
- DOA / Non-Human Defect: If confirmed after inspection within 7 days of purchase, returns or new product replacements can be processed.
- Exclusions: Human damage, unauthorized disassembly or modification, consumable parts, natural disasters/force majeure, use beyond specifications or not in accordance with instructions, etc.
- Application Process: Contact customer service during business hours and package the item properly for return as instructed.
- Service Area: Primarily Taiwan; offshore islands/overseas handled according to actual logistics.
