Focusrite Forte Banner YouTube

Specifications

Hardware Specifications
2 in / 4 out USB audio interface
192KHz, 24-bit conversion
2 Focusrite microphone preamplifiers
Silver aluminium chassis
 
Top panel:
Large multi-function push encoder
4 touch sensitive mode buttons
Headphone socket (front panel)
 
Rear panel:
2 balanced monitor outputs – ¼” TRS Jack
Input Loom socket
Power socket
USB 2.0 Port
Kensington Lock slot (rear side)
 
Included software:
Focusrite Midnight plug-in suite
Forte Control software application

Weights and dimensions
Unit
Net Weight 476g
Dims 170 x 116 x 36mm
 
Single unit in gift box with contents
Dims 238 x 178 x 102mm
Gross Weight 1295g
 
Single Brown Boxed Unit
Dims 197 x 127 x 270mm
Gross Weight 1380g

We only use strict AES17 standards to measure our audio performance specifications... Read more

Key Performance Figures

Measured Real World ADC Dynamic Range

117 dB (A-weighted)
Measured Real World DAC Dynamic Range 118 dB (A-weighted)
Chipset ADC/DAC Dynamic Range 120 dB (A-weighted)

Microphone Inputs

Gain Range

0 - 75dB
Mic Input RedNet remote controlled pre-amplifier
Maximum Input level @ Minimum gain for 0 dBFS (Rs = 150 Ohms, without pad) 12dBu +/- 0.5dB
Minimum Input level @ Maximum gain for 0 dBFS (Rs = 150 Ohms, without pad) -63dBu +/- 0.5dB
SNR (A-weighted) -117dB (Rs = 150 Ohms)
Frequency Response (Rs = 150 Ohms) 50Hz - 42kHz +/- 0.1 dB (-0.5dB @ 20Hz)
THD+N @ -1dBFS: 0.0007% (measured with +11dBu input, minimum gain, 1kHz with a 20Hz/22kHz bandpass filter, Rs = 150 Ohms)
Noise EIN: 128dB (measured with 60dB of gain with 150 Ohm termination 20Hz/22kHz bandpass filter)
Input Pad Attenuation 10dB (Rs = 150 Ohms)
Phantom Power 48V, independently switchable for each channel (only available with external Power Supply connected)

Line inputs

Gain Range -12 - 42dB
Maximum Input level @ Miniumum gain for 0dBFS 20dBu +/- 0.5dB
Minimum Input level @ Maxiumum gain for 0dBFS -34dBu +/- 0.5dB
SNR (A-weighted) -116dB
Frequency Response 20Hz - 20kHz +/- 0.2dB
THD+N @ -1dBFS: < 0.003% (measured with +19dBu input, minimum gain, 1kHz and 22Hz/22kHz bandpass filter)

Instument inputs

Gain Range +14 - 68dB
Maximum Input Level for 0 dBFS (minimum gain) +10dBu +/- 0.5dB
Maximum Input Level for 0 dBFS (maximum gain, no pad) -44dBu +/- 0.5dB
SNR (A-weighted) -111dB
Frequency Response 20Hz-20kHz +/- 0.2dB
THD+N @ -1dBFS: < 0.003% (measured with +9dBu input, minimum gain, 1kHz with a 20Hz/22kHz bandpass filter)
Analogue High Pass Filters
Independently switchable (from control panel) for each input
-6dB response (referenced to 1kHz) 65Hz +/- 3Hz, roll-off 12dB / octave
Analogue Audio Outputs 1-2 (¼" TRS Balanced) Measurered with PSU connected
Electronically Balanced Outputs
SNR (A-weighted) -118 dB
Frequency Response 20Hz-20kHz +/- 0.1 dB
Maximum Output Level (0dBFS) +16dBu +/- 0.5dB
THD+N <0.0008% (-1dBFS input 1kHz, 20Hz/22kHz bandpass filter)
Headphone Outputs Measurered with PSU connected
Frequency Response 20Hz-20kHz +/- 0.1 dB
SNR (A-weighted) -116 dB

THD+N

<0.0008% (-1dBFS input 1kHz, 20Hz/22kHz bandpass filter, 10k load)
Maximum Output into 10k +9 dBu (+7dBV)
Maximum Power into 150R 30 mW
Maximum Power into 32R 27 mW
Output Impedance < 8 Ohms
Load Impedance > 24 Ohms
Crosstalk (measured at 1kHz)

Input to Input and Output to Output

> 90dB
Input to Output > 90dB
Additional Conversion Performance
Clock jitter < 250 picoseconds

Supported Sample Rates

44.1kHz / 48kHz / 88.2kHz / 96kHz / 176.4kHz / 192kHz

Connectivity

Analogue Inputs Wire Loom (Inputs 1-2)

2 x XLR Mic

2 x 1/4" TRS for Line / Instrument Inputs
Software switching of Mic / Line or Instrument Inputs

Analogue Audio Outputs

2 x TRS analogue outputs (Outputs 1-2)

1 x TRS stereo headphone output (Outputs 3-4) 

Other I/O

1 x USB 2.0 compliant USB port

1 x 5V @ 1A DC Power Input (required for Microphone +48V power)