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Alto TrueMix 500 - 5 Channel Analog Mixer with USB The Alto Professional TrueMix 500 is a portable 5-channel analog mixer with a built-in stereo USB audio interface. Ideal for home recording, livestreaming, podcasting, and live performances, it delivers high-quality sound with minimal noise and clipping. Key Features USB I/O for audio playback and stereo recording Five analog inputs with high-headroom circuitry Mic input channel with XLR and balanced ¼” line input, plus 18V phantom power Two stereo input channels with dual balanced ¼” TRS inputs Two-band EQ on all channels for precise sound shaping 1/4” Main, Tape, and Headphone outputs 2-track inputs with assignable routing to Main Mix or Headphone Out Plug-and-play USB connectivity for Windows and macOS Extra knob caps included for customisation Specifications Frequency Response All inputs: 20 Hz – 22 kHz (±1 dB) THD+N (Total Harmonic Distortion) All inputs: Gain Range Mic inputs (Channel 1): 0 – 44 dB Line input (Channel 1): 12 – 30 dBu Line inputs (Channels 2/3): 0 dBu Max Voltage Gain 74 dB (Mic Input to Main Out and 2TK Output) 80 dB (Mic Input to Phones Output) 30 dB (Line Input to Main Out) SNR (Signal-to-Noise Ratio) All inputs: > 110 dBu Impedance Mic inputs: 3.9 kΩ All other inputs: > 10 kΩ 2TK output: 1 kΩ All other outputs: 120 Ω Crosstalk Adjacent inputs: Inputs to outputs: Equalization High: ±15 dB @ 12 kHz Low: ±15 dB @ 80 Hz Connectors (2) 1/4” (6.35 mm) TRS outputs (2) 1/4” (6.35 mm) TRS stereo L/R inputs (1) 1/4” (6.35 mm) TRS headphone output (1) 1/4” (6.35 mm) TRS mono input (1) XLR input (1) Stereo RCA L/R input (1) Stereo RCA L/R output (1) USB type-B input (1) DC power input Controls (1) Power switch (6) Volume control knobs (1 per input and output) (3) Gain control knobs (1 per channel) (3) EQ High control knobs (1 per channel) (3) EQ Low control knobs (1 per channel) (3) Stereo pan control knobs (1 per channel) (2) Locking switch buttons Indicators (1) Power LED, (3) Peak LEDs, (8) Main Out meter LEDs Main Mix Main output: (2) 1/4” (6.35 mm) balanced TRS, +22 dBu max output 2TK output: (2) unbalanced RCA, 0 dBu max output Headphone output: (1) stereo 1/4” (6.35 mm) TRS, 160 mW @ 32 Ω Power Connection: DC Voltage: 18V, 500 mA Consumption: 9 W Dimensions (W x D x H) 159.5 mm x 193 mm x 66 mm (6.3” x 7.6” x 2.6”) Weight 0.9 kg (2.0 lbs) What's in the Box Alto TrueMix 500 Mixer Extra knob caps for customisation Power supply