EWI 1-Channel Passive DI Box
Reliable Passive Direct Injection for Stage and Studio
The EWI 1-Channel Passive DI Box is a rugged, road-ready solution for connecting instruments, line-level sources, or keyboards directly to balanced mixer inputs. With a high-quality transformer and ground-lift isolation, it eliminates hum and noise while maintaining the clarity and tone of your signal — perfect for live sound, recording, or installation work.
Built into a durable metal chassis, this passive DI is ideal for touring rigs, venues, and rental stock.
Key Features
Passive design — no batteries or power required
High-quality transformer isolation for clean, noise-free signal conversion
Converts high-impedance unbalanced inputs (guitars, keyboards, etc.) to low-impedance balanced outputs
¼″ TS input and link (thru) jack for amp or monitor feed
Balanced XLR output for connection to mixing consoles or interfaces
Ground lift switch eliminates hum caused by ground loops
Durable steel enclosure with protective end guards
Compact, lightweight, and road-tough
Specifications
Type: Passive transformer-balanced DI
Input: ¼″ TS unbalanced
Link (Thru): ¼″ TS parallel
Output: Balanced XLR male
Ground Lift: Switchable
Frequency Response: 20 Hz – 20 kHz (±0.5 dB)
Impedance:
Input: 50 kΩ (typical)
Output: 600 Ω (balanced)
Dimensions: Approx. 125 × 75 × 45 mm
Weight: ~0.45 kg
Perfect For
✅ Electric guitars, basses, and keyboards ✅ Stage and studio interfaces ✅ PA systems and recording mixers ✅ Church and school sound setups





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