30 TASCAM US-12008 – SpecificationsAudio resolution8 Sampling frequencies44.1, 48, 88.2, 96 kHz8 Quantization bit depth16/24-bitAnalog audio input and output ratingsAnalog inputs8 Mic inputs (MIC IN 1–4)BalancedConnectors: XLR-3-31 equivalent(1: GND, 2: HOT, 3: COLD)Input impedance: 2.2 kΩRated input level (gain knob at MAX): −68 dBu (0.0003Vrms)Rated input level (gain knob at MIN): −22 dBu (0.0616Vrms)Maximum input level: −6 dBu (0.3884 Vrms)Headroom: 16 dB8 Guitar inputs (GUITAR 5-6)Unbalanced(when GUITAR/LINE IN switch set to GUITAR ( ))Connectors: 6.3mm (1/4") standard TS jacks(Tip: HOT, Sleeve: GND)Input impedance: 800 kΩRated input level (gain knob at MAX): −51 dBV (0.0028Vrms)Rated input level (gain knob at MIN): −6 dBV (1.995Vrms)Maximum input level: +10 dBV (3.162 Vrms)Headroom: 16 dB8 Line inputs (LINE IN 5-6)Balanced(when GUITAR/LINE IN switch set to LINE IN ( ))Connectors: 6.3mm (1/4") standard TRS jacks(Tip: HOT, Ring: COLD, Sleeve: GND)Input impedance: 10 kΩRated input level (gain knob at MAX): −41 dBu (0.0069Vrms)Rated input level (gain knob at MIN): +4 dBu (1.228Vrms)Maximum input level: +20 dBu (7.75 Vrms)Headroom: 16 dBAnalog outputs8 Monitor outputs (OUTPUT (BALANCED) L/R)Connectors: 6.3mm (1/4") standard TRS jacks(Tip: HOT, Ring: COLD, Sleeve: GND)Output impedance: 100 ΩRated output level: +4 dBu (1.273 Vrms)Maximum output level: +24 dBu (12.283 Vrms)8 Headphone output (PHONES)Connector: 6.3mm (1/4") standard stereo jackMaximum output: 50 mW + 50 mW or higher (THD+N 1% orless, into 32 Ω load)Control input/output8 USBConnector: 4-pin USB B-typeTransfer rate: USB 2.0 High Speed (480 Mbps)Audio performance8 Frequency responseMIC IN to OUTPUT(BALANCED)20 Hz – 20 kHz ±1 dB (44.1/48 kHz, JEITA)20 Hz – 40 kHz ±2 dB (88.2/96 kHz, JEITA)LINE IN to OUTPUT(BALANCED)20 Hz – 20 kHz ±1 dB (44.1/48 kHz, JEITA)20 Hz – 40 kHz ±2 dB (88.2/96 kHz, JEITA)8 S/N ratio95 dB or higher (MIC IN to OUTPUT(BALANCED), gain knobat MIN, JEITA)95 dB or higher (LINE IN to OUTPUT(BALANCED), gainknob at MIN, JEITA)8 Distortion0.01% or less (MIC IN to OUTPUT(BALANCED), 1kHz sinewave, at maximum input, JEITA)0.01% or less (LINE IN to OUTPUT(BALANCED), 1kHz sinewave, at maximum input, JEITA)8 Crosstalk90 dB or more (MIC IN to OUTPUT(BALANCED), 1 kHz)90 dB or more (LINE IN to OUTPUT(BALANCED), 1 kHz)