The DI-1 is a high-quality direct box with crystal-clear sound for transforming high-impedance, unbalanced instrument outputs to the low-impedance, balanced inputs of a mixing console.
Active direct box with superior frequency responce to conventional transformers
Operates on a 9-volt battery or phantom power from a mixer
Phase reversal and ground lifting switches
Three input level switches
Sturdy, compact design
Type: Active Direct Box
Frequency Response: 20 Hz – 40 kHz (+0 dB / -1 dB)
Total Harmonic Distortion (THD): 0.05% or less (1 kHz, -30 dBu input)
Output Noise Level: -100 dBu or less (IHF-A, SENS at minimum, input shorted)
Input Impedance: 1 MΩ
Output Impedance: 600 Ω
Nominal Input Level: -50 dBu to +4 dBu
Maximum Input Level: +10 dBu
Connectors:
Input: 1/4-inch phone jack
Output: XLR (balanced), 1/4-inch phone jack (parallel)
Power Supply: 9V battery (6F22) or phantom power (48V DC)
Current Draw: 4 mA
Expected Battery Life (Continuous Use): Approximately 100 hours (alkaline battery)
Weight
0.480 kg
Dimensions
12.5 × 9.7 × 4.6 cm
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