Numark SCRATCH User Manual

49
Appendix (English)
Technical Specifications
All audio specifications are measured with a 20 kHz bandwidth.
Master Outputs (balanced XLR)
Frequency Response
20 Hz – 20 kHz (+0.2 dB)
Signal-to-Noise Ratio
108 dB (A-weighted, max output)
THD+N
0.007% (1 kHz, -1 dBFS)
Maximum Output Level
+20 dBu
Output Impedance
300 Ω
Master and Booth Outputs (RCA)
Frequency Response
20 Hz – 20 kHz (+0.2 dB)
Signal-to-Noise Ratio
107 dB (A-weighted, max output)
THD+N
0.005% (1 kHz, -1 dBFS)
Maximum Output Level
+6 dBV (2 Vrms)
Output Impedance
300 Ω
Headphone Outputs (1/4” and 1/8” TRS)
Frequency Response
20 Hz – 20 kHz (+0.2 dB)
Signal-to-Noise Ratio
108 dB (A-weighted, max output, unloaded)
THD+N
0.005% (1 kHz, 10mW per channel into 32)
Maximum Output Level
+14 dBu (unloaded)
Power Output
115 mW RMS (per channel into 32 Ω)
Output Impedance
32 Ω
Line Inputs (RCA)
Frequency Response
20 Hz – 20 kHz (+0.3 dB)
Signal-to-Noise Ratio
102 dB (A-weighted, max input level)
THD+N
0.008% (1 kHz, +6.8 dBV, -1 dBFS)
Max Input Level
+7.8 dBV (2.45 Vrms)
Input Impedance
47
k
Ω

Numark SCRATCH Specifications

General

Channels	2
EQ	3-band EQ per channel
Inputs	2 RCA (phono/line)
Outputs	1 RCA
Microphone Input	1/4"
Headphone Output	1/4" and 1/8"
USB	USB
Software	Serato DJ Pro
Crossfader	Innofader
Effects	Yes
Power Supply	External power supply