Description
General
- Product Name – Quantum LT 4 USB-C Audio Interface
- Series – Quantum
- Color – Black
Microphone Inputs
- Connection Type – XLR Female (Combo), Balanced
- Frequency Response – 20 Hz to 20 kHz
- Dynamic Range – 115 dB
- EIN – -128.9 dBu
- THD+N – 0.001%
- Gain Range – 75 dB
- Maximum Input Level – +14 dBu
- Phantom Power – +48 VDC
Line Inputs
- Connection Type – XLR/TRS Mic/Line Combo
- Frequency Response – 20 Hz to 20 kHz
- Dynamic Range – 115
- THD+N – 0.001%
- Gain Range – -20 dB to +20 dB
- Maximum Input Level – +15 dBu
Instrument Inputs
- Connection Type – 1/4” TS Female, Unbalanced, Hi-Z
- Frequency Response – 20 Hz to 20 kHz
- THD+N – 0.001%
- Maximum Input Level – +12.9 dBu
Main Outputs
- Connection Type – 1/4″ TRS Female
Headphone Outputs
- Connection Type – 1/4″ TRS Female
- Frequency Response – 20 Hz to 20 kHz
- Dynamic Range – 113 dB
- THD+N – 0.002%
- Maximum Output Level – 46mW @ THD+N ≈ 0.007%
Power
- Voltage – 120V
- Voltage Requirements – 100-240 VAC, 50-60 Hz
Digital Audio
- Connectivity – USB-C®
- Bit Depth – 24 Bit
- Dynamic Range – 115 dB
- Supported Sample Rates – 44.1, 48, 88.2, 96, 176.4, 192 (kHz)
Measurements
- Height – 1.75″ (4.45 cm)
- Depth – 3.5″ (8.8 cm)
- Width – 7″ (17.8 cm)
- Weight – 1.8 lbs. (0.82 kg)








