Alto Professional TrueMix 800 Portable 8-Channel Analog Mixer with USB


Brand new, never opened.

Ideal for live sound reinforcement in small venues, band practices, and home or project studio recording, the TrueMix 800 from Alto Professional is an 8-channel analog mixer with a portable form factor, stereo USB recording functionality, and 16 Alesis FX with a dedicated return channel. Four mic preamps and phantom-powered XLR inputs are provided, along with Hi-Z instrument inputs as well as two stereo line input channels for keyboards and similar sources, all sporting 2-band shelving EQ control, pan, volume, gain, monitor, and EFX controls.

The TrueMix 800 also includes an RCA-based 2-track input with a dedicated gain knob as well as a 2-track RCA output, and you can utilize two buttons to either send 2-track/USB input to the main stereo 1/4" output, or to the 1/4" headphones outputs. A convenient stereo Bluetooth channel is also provided for streaming audio directly from smart devices. This mixer includes a power supply and a USB-B to USB-A data cable to get you started.



Key Specs
Number of Analog Input Channels
6 (4 Mono / 2 Stereo)
Number of Mic Preamps
4
Analog Output Channels
1x Stereo Master Output
4x Stereo Headphone Output
1x Stereo Tape/Record Output
1x Stereo Control Room/Monitor Output
1x Mono Aux Send Output
Mix Routing
2x Stereo Main Mix per Main Mix Channel (LCR Main Mix Combines Stereo and Mono Main Mixes)
EQ
2-Band Shelving
USB I/O
1x USB-B (2-Track Record, Audio Playback)
Wireless
Bluetooth 5.0 
Max Multitrack Recording
2 Tracks
Rack Mountable
No
Mixer
Number of Analog Input Channels
6 (4 Mono / 2 Stereo)
Number of Mic Preamps
4
Analog Output Channels
1x Stereo Master Output
4x Stereo Headphone Output
1x Stereo Tape/Record Output
1x Stereo Control Room/Monitor Output
1x Mono Aux Send Output
Mix Routing
2x Stereo Main Mix per Main Mix Channel (LCR Main Mix Combines Stereo and Mono Main Mixes)
Faders & Level Adjustment
7x Channel Knob
1x Master Knob
3x FX Knob
Meters
Main Meter:
1x 8-Segment LED
Meter Range
Main Meter:
-30 dB to +6 dB Peak/Clip
Signal Processing
Gain/Trim Range
XLR Mic Input:
0 dB to +50 dB
1/4" Line Input:
15 dBu to 35 dBu
1/4" Stereo Line Input:
-20 dBu to -20 dBu
Input Polarity
Fixed
Dynamic Processing
No
Sidechain Filters
No
EQ
2-Band Shelving
EQ Parameters
High: ±15 dB at 12 kHz (Shelving)
Low: ±15 dB at 80 Hz (Shelving)
Graphic EQ
No
Solo/Mute
No
Channel Output/Source Monitoring
AFL, Insert Return
Built-In Effects
Yes
Digital Audio
Bit Depth
AD/DA Conversion:
24-Bit
DSP
20-Bit
Performance
Frequency Response
20 Hz to 22 kHz ±1 dB
Max Input Level
XLR Mic Input:
70 dB (To Main Out)
XLR Mic Input:
80 dB (To Phones Out)
1/4" Line Input:
60 dB (To Aux Send)
Headphone Output Power
1/4":
160 mW into 32 Ohms
I/O Impedance
XLR Mic Input:
3.9 Kilohms (Balanced)
Input:
> 10 Kilohms
1/4" Aux Output:
1 Kilohms (Unbalanced)
Output:
120 Ohms
Crosstalk
Adjacent Inputs:
-80 dB at 1 kHz
Input to Output:
< -75 dB at 1 kHz ((Stereo L/R, Channel 1, Panned Hard Left or Right)
SNR
> 110 dB (All Inputs)
THD+N
0.005% (+4 dBu, at 1 kHz)
Connectivity
Analog Inputs
4x XLR 3-Pin Balanced Mic Input
4x 1/4" TRS Balanced Line Input (2 Stereo Pairs)
4x 1/4" TRS Hi-Z Input
2x 1/4" TRS FX Input (1 Stereo Pair)
2x RCA Coaxial Unbalanced 2-Track Input (1 Stereo Pair)
Analog Outputs
2x 1/4" TRS Balanced Main Output (1 Stereo Pair, Post-Fader)
2x 1/4" TRS Control Room Output (1 Stereo Pair, Post-Fader)
2x 1/4" TRS FX Output (1 Stereo Pair)
4x 1/4" TRS Stereo Headphone Output (Post-Fader)
2x RCA Coaxial Unbalanced Record/Tape Output (1 Stereo Pair, Post-Fader)
Phantom Power
+48 V, Selectable On/Off (Applied to All Inputs)
Digital I/O
No
MIDI I/O
No
USB I/O
1x USB-B (2-Track Record, Audio Playback)
USB I/O Capacity
2x Input / 2x Output
Wireless
Bluetooth 5.0 
Bluetooth
5.0
Mobile App Compatible
No
*As of April, 2023: Check with manufacturer for the most up-to-date compatibility
Recording
Max Multitrack Recording
2 Tracks
Compatibility
OS Compatibility
Windows 10
Windows 11
macOS
Required Hardware
USB 2.0 Port, USB Cable
Power
AC Input Power
No
Power Supply Output
18 VDC at 1.2 A (Included)
Power Consumption
21.6 W
Current Consumption
1.2 A
Physical
Rack Mountable
No
Dimensions
12 x 9.4 x 3.1" / 30.5 x 23.8 x 7.9 cm (Desk-Mounted)
Weight
4.5 lb / 2 kg