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iD22 - Specifications

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Harry Lewis
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Detailed Specs

MICROPHONE PREAMPLIFIERS:

(measured to insert send)

MIC GAIN: -10 to +60 dB (-10dB Pad)
LINE GAIN: -20 to +40 dB (-10dB Pad)
PHANTOM POWER: 48v +/-4v @ 10mA/Channel
MIC EIN: <-125dBu
CMRR: >80dB @ 1kHz
MAXIMUM INPUT LEVEL: +22dBu (+32dBu with Pad)
INPUT IMPEDANCE (Mic): >3kΩ Balanced
INPUT IMPEDANCE (Line): >10kΩ Balanced
FREQUENCY RESPONSE: +/-0.5dB 10Hz to 100kHz
CROSSTALK: <-90dBu @ 1kHz & 10kHz
THD+N @ 0dBu (1kHz): 0.0015% (-96dBu)
SNR: 96dB
HPF: -3dB @ 100Hz, 2nd Order (12dB/Octave)
XLR: Pin 2 (Hot), Pin 3 (Cold) & Pin 1 (Shield)
1/4” JACK: TIP (Hot), RING (Cold) & SLEEVE (Shield)

 

D.I (Channel 2):

(measured to insert send)

D.I GAIN: -16 to +54 dB (-10dB Pad)
MAXIMUM INPUT LEVEL: +16dBu (typical), +22dBu
INPUT IMPEDANCE: 1MegΩ Unbalanced
FREQUENCY RESPONSE: +/-0.5dB 10Hz to 50kHz
THD+N @ 0dBu (1kHz): <0.03% (-70dBu)
SNR: 93dB
1/4” JACK: TIP (Hot) & SLEEVE (Shield)

 

ADC LINE INPUTS (Insert Returns):

(measured at optical output under AES-17)

MAXIMUM INPUT LEVEL: +18dBu
DIGITAL REFERENCE LEVEL: 0dBFS = +18dBu
INPUT IMPEDANCE: >10kΩ Balanced
FREQUENCY RESPONSE: +/-0.5dB 10Hz to Fs/2
CROSSTALK: -100dBu @ 1kHz & 10kHz
THD+N @ -1dBFS (1kHz): <0.002% (-94dB)
THD+N @ -6dBFS (1kHz): <0.0015% (-97dB)
DYNAMIC RANGE: 117dB un-weighted
120dB A-weighted
1/4” JACK: TIP (Hot), RING (Cold) & SLEEVE (Shield) 

 

iD22 DAC OUTPUTS (1-4)

All four line outputs are electronically balanced using the same topology as the ASP8024.

(measured from optical input under AES-17)

MAXIMUM OUTPUT LEVEL: +18dBu
DIGITAL REFERENCE LEVEL: 0dBFS = +18dBu
OUTPUT IMPEDANCE: <100Ω Balanced
FREQUENCY RESPONSE: +/-0.5dB 5Hz to Fs/2
CROSSTALK: -110dBu @ 1kHz & 10kHz
THD+N @ -1dBFS (1kHz): <0.0008% (-101dB)
DYNAMIC RANGE: 110dB un-weighted
114dB A-weighted
1/4” JACK: TIP (Hot), RING (Cold) & SLEEVE (Shield)

 

 

iD22 HEADPHONE OUTPUT

The iD22 features a high current headphone amplifier which is fed by its own separate DAC. This can be used for reference monitoring, to provide an artist headphone mix or to drive a small set of loudspeakers from an unbalanced Y-split cable.

(measured from optical input under AES-17)

MAXIMUM OUTPUT LEVEL: +18dBu
DIGITAL REFERENCE LEVEL: 0dBFS = +18dBu
OUTPUT IMPEDANCE: <50Ω Balanced
FREQUENCY RESPONSE: +/-0.5dB 5Hz to Fs/2
CROSSTALK: -110dBu @ 1kHz & 10kHz
THD+N @ -1dBFS (1kHz): <0.0008% (-101dB)
DYNAMIC RANGE: 110dB un-weighted
114dB A-weighted
MAX LEVEL INTO 30ohms: +8dBu, 0.0032% 
THD+N, 2.75Vpk
Power: 250mW or Pavg 125mW
MAX LEVEL INTO 60ohms: +11dBu, 0.0022%
THD+N, 4.3Vpk
Power: 300mW or Pavg 150mW
MAX LEVEL INTO 600ohms: +17.2dBu, 0.0013%
THD+N, 7.94Vpk
Power: 105mW or Pavg 52.5mW
1/4” JACK: TIP (Hot), RING (Cold) & SLEEVE (Shield)

 

iD22 POWER INFORMATION

12VDC Centre Positive DC Adapter - >1.5Amps

Internally conditioned to provide +48VDC, +/-15VDC & low voltage rails for digital processing core & converters.

iD22 cannot be bus powered for quality reasons. 

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