8×4 Synth DAW Summing Mixer – Monitor Control, Master Insert, TRS Out

Synth DAW Summing Mixer with direct monitoring switch + Precision Monitor Control

Compact and precise summing solution designed for synths, keyboards, and DAW outputs – with full monitor control and flexible routing.

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Key Features:

• 8x TRS Balanced Inputs – Ideal for synths, keyboards, and stereo stems

• 4x TRS Balanced Outputs – Dedicated Main and Monitor outputs

• 21-Step Precision Stereo Attenuator – On Monitor Out (MON) for ultra-accurate volume control

• *Attenuation Range: –6 dB to –50 dB (relative to 0 dB)

• Master Insert (TRS Balanced) – With separate Send and Return switches

• Direct Input-to-Output Switch – For Input 1/2, allowing real-time DAW monitoring

• Stereo/Mono Switch for Input 1/2 – Perfect for summing mono sources like kick or bass

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Looking to add warmth, punch, and clarity to your mix?

This custom-built Synth & DAW Summing Mixer delivers true analog depth — trusted for over 15 years by home studios, professionals, and Grammy-winning producers worldwide.

It blends 8 balanced inputs into a wide, powerful stereo image.
Perfect for synths, samplers, drum machines, and DAW stems.

Flexible Monitoring & Control

• 4 balanced outputs: Independent Main + Monitor outs

• 21-step precision attenuator on Monitor Out: clean, detailed volume control for your studio monitors

• Use it even when you’re not summing — the Direct Thru mode lets you route your interface directly to your monitors

• Switch instantly between DAW monitoring and full analog summing — no repatching required

Shape Your Mix with Analog Tools

• Master Insert (Send/Return) for EQs, compressors, or preamps — engage with a flick of a switch

• Stereo-to-Mono switch: Sum kick, bass, or vocals into solid mono to anchor your mix

• Surround them with spacious stereo elements for a punchy, professional sound

Real Analog Warmth. No Plug-in Required.

Push the input levels — and the mixer responds with subtle harmonic saturation.
It adds depth, glue, and warmth while maintaining transient detail and separation, thanks to generous analog headroom.
Your mix breathes. Your instruments sit naturally. Everything just sounds right.

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Mono Mode Routing from DAW:

• In 1: Mono Kick

• In 2: Mono Bass

• In 3/4: Snare, hi-hats, some percussion → Stereo

• In 5/6: Percussion, toms, synth blips, etc. → Stereo

• In 7/8: Synths, effects, pads, guitars, piano, vocals, etc. → Stereo
  Panning from DAW is available for 3/4, 5/6, and 7/8 stereo inputs.

Stereo Mode Routing from DAW:

• In 1/2: Main Stereo tracks → Stereo

• In 3/4: Kick, Snare, hi-hats, some percussion → Stereo

• In 5/6: Percussion, toms, synth blips, etc. → Stereo

• In 7/8: Synths, effects, pads, guitars, piano, vocals, etc. → Stereo
  Panning from DAW is available for all stereo inputs.

You can get as many channels and options as you want, so let’s build your gear!

Build time: 14 Working Weekdays after cleared payment

Do not find your summing mixer? Tell me your DAW Interface Type! Do not find your Gear? Don’t worry! Just inform me about your requirements!

This summing mixer is designed for linking synthesizers, samplers, and rhythm machines, allowing you to route the combined output to a preamplifier for master processing. It’s tailored for use with Tascam US-16×08 and the third-generation Focusrite Scarlett 18i20.

Selected VISHAY DALE military metal-film resistors
In/Out: Dual Stereo Balanced Discrete Circuit
Output impedance 600-1k ohms balanced
DSUB DB25 Tascam Analog Standard balanced
Frequency response: 0-500Khz
Crosstalk 1Khz: -95dB
Signal to Noise rate (SNR): -110dB
TRS wiring: (Tip:HOT/,Ring:COLD/Sleeve:GROUND)
Pure hand made! Hand wired and tested point-to-point!
Laser engraved – massive aluminium alloy box.

Portable compact studio Analog Studio Summing Mixer with volume control attenuator potentiometer and stereo inserts, designed for recording studios, live sound, or mastering audio material. Authentic analog passive studio summing mixer featuring a dual stereo balanced, discrete, zero-compromise design. Built with a uniquely engineered, noise-free analog summing circuit, it’s a perfect match for Synth DAW Keyboard Summing Mixer with Vol Gain Control Knob