ALTO PROFESSIONAL MESA TRUEMIX 600 USB

6-CHANNEL COMPACT MIXER WITH USB AND BLUETOOTH

• USB I/O for audio playback and stereo recording
• Dedicated Bluetooth channel with mix-minus return for feedback-free phone pairing
• Dual headphone outputs with independent volume control
• 1/4” Main, Tape, Headphone, and AUX outputs
• Two mic input channels with phantom power and balanced line inputs
• Two stereo input channels with balanced 1/4” TRS jacks
• Two-band EQ on all channels
• 2-track inputs w/ assignable routing: Main Mix or Headphone Out
• Eight-segment LED VU meter for precise level monitoring
• Extra knob caps included in the box for added customization

TECH INFORMATION

Frequency Response

All inputs: 20 Hz – 22 kHz (±1 dB)

THD+N (Total Harmonic Distortion)

All inputs: < 0.005% (@ 4 dBu, 1 kHz)

Gain Range

Mic inputs (Channels 1-2): 0 – 50 dB

Line inputs (Channels 1-2): 15 dBu – 35 dBu

Line inputs (Channels 3-6): -20 dBu – +20 dBu

Max Voltage Gain

70 dB (MIC INPUT to MAIN MIX OUTPUT)

80 dB (MIC INPUT to CTRL ROOM / PHONES OUPTUT)

60 dB (MIC INPUT to AUX SEND)

SNR (Signal-to-Noise ratio)

All inputs: > 110 dBu

Crossover Frequency

Adjacent inputs: < -80 dB @ 1 kHz

Inputs to outputs: < -75 dB @ 1 kHz (stereo L/R, Channels 1-2, panned hard left or

right)

Phantom Power

+45 ~ +49V with switch control

Impedance

Mic inputs: 3.9 kΩ

All other inputs: > 10 kΩ

Aux outputs: 1 kΩ

All outputs: 120 Ω

Equalization

High: ±15 dB @ 12 kHz

Low: ±15 dB @ 80 Hz

Bluetooth

Profile: A2DP

Module: Bluetooth 5.0

Operating Frequency: 2402 MHz – 2480 MHz

Range: 100 ft. / 30.5 m

Connectors

(5) 1/4” (6.35 mm) TRS outputs

(6) 1/4” (6.35 mm) TRS stereo L/R inputs

(2) 1/4" (6.35 mm) TRS headphone output

(2) 1/4" (6.35 mm) TRS mono input

(1) Standard RCA L/R input

(1) Standard RCA L/R output

(2) XLR inputs

(1) USB type-B input

(1) DC power input

Controls

(1) Power switch

(10) volume control knobs (1 per input, 1 aux return, 1 2TK In, 2 headphone out, 1

Bluetooth, 1 Main Out)

(4) Stereo pan control knobs (1 per input)

(4) Aux volume control knobs (1 per input)

(4) EQ Low control knobs (1 per input)

(4) EQ Hi control knobs (1 per input)

(4) Gain control knobs (1 per input)

(3) Locking switch buttons (2 source select, 1 Bluetooth)

(1) Horizontal sliding switch

Indicators

(1) Power LED

(4) Peak LEDs

(1) Phantom LED

(16) Main Out Meter LEDs

(1) Bluetooth LED

Power

Connection: DC

Voltage: 18V, 1A

Consumption: 18W

Dimensions

(width x depth x height)

8.9” x 8.5” x 2.9”

225.5 x 217 x 74 mm

Weight

3.2 lbs.

1.4 kg