Mixer Comparison (from information obtained on-line and believed to be correct. E & OE)

 

Feature

Trident Series 8T

Toft Audio Designs Series ATB

Frame Sizes

16, 24 and 32 channel

16, 24 and 32 channel

Optional meterbridge

Yes

No

Input Module

 

 

Individual mic/ line gain control

Yes

No

Ability to mix together mic/ line signals in input module

Yes

No

Unity gain capability on microphone input

handling line signals

Yes

No

Number of aux busses

8

6

Monitor section on each channel

Yes

Yes

EQ

4 band original Series 80 Mk 2 design

Non interactive mids

4 band

High Pass Filter

50Hz

80Hz

I/O Connections

 

 

Line Input

Balanced

Balanced

Tape Input

Balanced

Balanced

Channel Direct Out’s

Balanced

Unbalanced

Channel Insert Points

Unbalanced

Unbalanced

L/R Out

Balanced

Balanced

Main Speaker Output

Balanced

Unbalanced

Nearfield Speaker Output

Balanced

Unbalanced

Aux Masters

Balanced

Balanced

Track Buss Outs

Balanced

Balanced

Two Track Returns

Balanced

Balanced

Talkback Output

Balanced

None

Master Section

 

 

VU Meters

Yes

Yes

VU Meter Source Selection

Six point selection for Main L/R output, Busses 1-8 and RTN 1

Not available

Built in Talkback

Yes

Yes

Monitor Selection

A or B or Both

A or B

Number of Analogue Two Track Returns

4 adjustable level returns

2 fixed level returns

Main VU Meter attenuation function

0VU = ± 4 dB or 0VU = ±14 dBu

None

Mono Facility

Yes

Yes

Meterbridge

 

 

Meter type

12 LED full range meter with peak hold facility

N/A

Meter operating level

Individually trimable plus global input attenuator

 0 VU = +4 dBu or 0 VU = + 14 dBu

N/A

Metering

Channels, Groups and L/R buss

Group meters on console

Power Supply

 

 

Rack Space

1U

2U

 

 

 

Technical Specification Comparison

 

 

Trident Series 8T

Toft Audio Designs Series ATB

Input Impedance

 

 

Microphone

>1.2 electronically balanced

>1.2 electronically balanced

Line & Tape

>10 electronically balanced

>10 electronically balanced

Output Impedance

 

 

All Outputs

<100 Ω electronically balanced

<100 Ω unbalanced

Gain

 

 

Microphone

+70 dB [input to group output]

+70 dB [input to group output]

Line

+25 dB [input to group output]

+25 dB

Noise

 

 

Microphone

<-128 dBu e.i.n. ref 200 Ω, 20 Hz to 22 kHz

<-127 dBu ref 200 Ω, 20 Hz to 20 kHz

Line

<- 91 dBu [EQ in, direct output] 20 Hz
to 22 kHz

<-75 dBu [EQ in, direct output] 20 Hz to 20 kHz

Maximum Levels

 

 

Microphone Input

+22 dBu wideband

+20 dBu at all frequencies

Line Input

+22 dBu wideband

+22 dBu at all frequencies

All Outputs

+28 dBu balanced, +22 dBu unbalanced

+26 dBu balanced, +22dBu unbalanced

Distortion

 

 

Microphone

<0.008% THD [-50 dBu input, +14 dBu output]

<0.03% THD [-50 dBu input, +4 dBu output]

Line

<0.005% THD [+14 dBu input, +24 dBu output]

<0.02% THD [+4 dBu input, +4 dBu output]

Frequency Response

 

 

Microphone

20Hz to 20kHz within 1 dB, -3dB@ 45 kHz

± 1 dB 20Hz to 40kHz

Line

20Hz to 20kHz within 1 dB, -3dB@ 45 kHz

± 0.5 dB 20Hz to 30kHz

Crosstalk

 

 

Adjacent Channel

-80 dB@ 1 kHz, -75dB@ 15 kHz

-70 dB@ 1 kHz, -60dB@ 15 kHz

Adjacent Group

-85 dB@ 1 kHz, -80dB@ 15 kHz

-70 dB@ 1 kHz, -60dB@ 15 kHz

Nominal Level

 

 

0 V.U

+4 dBu

+4 dBu