Toft Audio Designs ATB-32

The new Toft Audio Trident Series ATB 32 Channel Mixer is based on the heritage begun with the original console designs by Malcolm Toft as managing director of Trident Audio Developments Ltd. Designed by Malcolm Toft's circuits from the 70's, these new units are ideal for project and professional studios alike.

ATB Features

Available in 16/24/32 input configurations

8 Buss

Level indicators all channels

Direct outs

Modular through hole design

Input/Monitor reverse switch

EQ available to in-line monitor

16 Microphone inputs

8 stereo effect returns

4 Band EQ designed by Malcolm Toft.

Faders on all 8 busses

Input phase reverse operating on both mic and line inputs on each channel.

56 inputs to 2 track (16 channel version)

8 subgroup bargraph meters

All connections on rear panel

Talkback facilities

6 discrete aux send

Aux 5/6 available to in-line monitor

Stereo Solo in place can be switched to mono PFL

8 monitor returns

Monitor returns on all channels with EQ

Dual control room outputs

Optional digital card (Firewire/SPDIF/ADAT/Word Clock IN/OUT/COAX/MIDI)

Extremely musical four band sweep equalization ranging from 40Hz to 15kHz in overlapping ranges.

Approximate Sizes:

ATB-16: 31" (78cm) wide X 22.5" (57cm) deep X 5" (12.5cm) high

ATB-24: 41" (103cm) wide X 22.5" (57cm) deep X 5" (12.5cm) high

ATB-32: 51" (128cm) wide X 22.5" (57cm) deep X 5" (12.5cm) high

Technical Specifications:

Microphone Impedance: >1.2K- ohm balanced

Line Impedance: >15K ohm electronically balanced

Instrument Impedance: >100K ohm unbalanced

Microphone Gain: 60dB

Line Gain: -20 to +20dB

Instrument Gain: 36dB

Output Impedances: XLR: <100 ohm electronically balanced Jack: <100 ohm unbalanced

Microphone Input Noise: Microphone: <-128dBu ref 150 ohm (20Hz-20kHz)

Line Input Noise: Line: <-75dBu (Eq. In, 20Hz-20kHz) <-70dBu (Compressor In, 20Hz-20kHz)

Maximum Mic Levels: Mic Input: <+24dBu at all frequencies (Compressor out)<+15dBu at all frequencies (Compressor in

Maximum Line Levels: Line Input: <+24dBu at all frequencies (Compressor out)<+15dBu at all frequencies (Compressor in)

Maximum Instrument Levels: Instrument Input: <+24dBu at all frequencies (Compressor out) <+15dBu at all frequencies (Compressor in)

Input impedance: Microphone: >1.2KW electronically balanced

Line: >10KW electronically balanced

Output Impedance: Groups and Auxiliaries: <100W electronically balanced

Others: <100W unbalanced

Gain: Microphone: 70dB (channel input to group output)

Gain: 6dB to 65dB

Line: -10 to +20dB (channel input to group output)

Noise: Microphone: <-127dBu ref 200W, 20Hz to 20kHz

Line: <-75dBu (Eq in, direct output) 20Hz to 20kHz

Overall system <-75dBu (Line input to group output) 20 Hz to 20kHz

Maximum Levels: Mic Input: +20dBu at all frequencies

Line Input: +22dBu at all frequencies

Group outputs: +26dBu balanced, +22dBu unbalanced into 2KW

Distortion: Microphone: <0.03% T.H.D.(-50dBu input, +4dBu output)

Line: <0.02% T.H.D.(+4dBu input, +4dBu output)

Frequency response: Microphone: ±1dB 20Hz to 40kHz

Line: ±0.5dB 20Hz to 30kHz

Crosstalk: Adjacent channel: -70dB @ 1kHz, -60dB @ 15kHz

Adjacent group: -70dB @ 1kHz, -60dB @ 15kHz

Nominal level: +4dBu