Focusrite ISA 428 ISA 8-Channel Analog-to-Digital Converter Expansion Card

SKU: E-2-286

Brand:
Focusrite

Category:
Computer Audio

Sub-Category:

The ISA 8-Channel ADC from Focusrite is an optional 192kHz analog-to-digital converter expansion card for the ISA 828 eight-channel preamp. It utilizes Burr-Brown amplifiers and PCM4220 A-D converter chips, allowing the card to deliver superior performance that includes a dynamic range of 122dB, and jitter of less than 250 picoseconds.

PHP 59,200.00

This product is currently out of stock.

The ISA 8-Channel ADC from Focusrite is an optional 192kHz analog-to-digital converter expansion card for the ISA 828 eight-channel preamp. It utilizes Burr-Brown amplifiers and PCM4220 A-D converter chips, allowing the card to deliver superior performance that includes a dynamic range of 122dB, and jitter of less than 250 picoseconds. The card can be field-installed at any time, and the 25-pin D-Type connector aids in integrating the ISA 828 seamlessly with any ProTools HD systems, as well as other popular hard disk recorders and mixing desks. Digital formats include an eight-channel single/dual wire AES/EBU and S/PDIF output, as well as an eight-channel ADAT Lightpipe (SMUX/SMUX2) output. Word clock I/O is provided via dedicated BNC connectors.

Output formats (All channels)
AES/EBU (5V / 110 ohms), S/PDIF (0.8V / 75 ohms)
ADAT lightpipe (SMUX I/II/IV, channels 1-4 only in 176.4kHz, 192kHz mode)
S/PDIF lightpipe (channels 1-4 only; mutually exclusive with ADAT lightpipe)

Bit depth
24 bits, internally configurable to 16 or 20 bits if necessary.
AES3 output jitter
1500ps, 50Hz-100kHz
350ps, 700Hz-100kHz

Frequency response
All ranges: 20Hz-20kHz +/- 0.3dB (100Hz-20kHz +/- 0.1dB)
176.4kHz, 192kHz : 17Hz-90kHz +/- 0.5dB
THD+n
121.5dB A-weighted, audio band-limited, 1kHz, -60dB FS input
Maximum 0.0033% at -1dB FS (1kHz)
Minimum 0.0008% at -15dB FS (1kHz)

Idle channel noise
117.5dB at 44.1kHz, CCIR-weighted, full bandwidth

Crosstalk
100dB at 12kHz
(paired channels)
95dB at 20kHz

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