FAQs

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Why is the polarity LED always lit?

Accessories
Operation
AC iPurifier
Incorrect polarity lights up if: The polarity is incorrect. The wiring is balanced (no defined polarity). Earth and Neutral have a significant voltage between them (weak/bad earth). A simple test…
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Why is there a DSD limit?

Operating systems
Apple - OSX
Our devices support DSD512 only via ASIO. If using WASAPI (Windows) or Core Audio (Mac) DSD256 is the maximum since DoP must be used.
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Why no on/off switch?

Analogue DAC Digital General
General Power
micro iCAN SE micro iPhono2 nano iUSB3.0 ZEN Blue ZEN Blue V2 ZEN DAC
Generally speaking, electronics are best left running. In 99% of the cases components in iFi products are ran at power/voltage that means there is little difference between shelf life and…
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Why not make an Apple OTG cable?

Accessories
General
OTG Cables
This is because Apple cables have a chip inside to release the digital extraction whilst Android is different, its an actual resistor to short out a signal path. Therefore one…
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Why use a streamer?

Digital General
Android Apple - iOS Apple - OSX Digital Features Operation
ZEN Stream
The most common use is to employ a sonically high-quality wireless connection from a portable Wi-Fi and/or Internet-enabled device to a DAC. Eg. iPhone/iPad/Android device – wi-fi network router –…
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Why use balanced?

Power
Power
SupaNova
This configuration results in better immunity to noise, both through shielding the active conductors and through less induction into the earth wire.
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Why use balanced?

Power
Power
Nova
This configuration results in better immunity to noise, both through shielding the active conductors and through less induction into the earth wire.
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Why use Blue Alps instead of switching resistors?

Analogue
Technical
Pro iCAN Pro iCAN Signature
With switched resistors (if using mechanical switches and so on) the adjustment range is very limited and steps are large. If using electronic switching we prefer a good quality traditional…
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Wider voltage input range possible?

Digital
Operation
micro iUSB3.0
Will the micro iUSB3.0 tolerate both a wider range of voltages? Answer: The micro iUSB3.0 handles anything from at least 6v to absolute max 18v. So it is compatible with…
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Will 4-pin 3.5mm TRRS connectors work?

nano iDSD nano iDSD LE
With 4-pin 3.5mm plugs on smartphone headsets it cannot be guaranteed that the ground makes reliably the correct contact with sockets designed for 3 in 3.5mm plugs TRS. Therefore we…
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Will a higher power supply voltage work?

Accessories
Operation
SPDIF iPurifier
The SPDIF iPurifier is rated to tolerate normal variations of USB voltage, that is it will work reliably from 4.5V to 5.5V. The absolute maximum beyond which damage may be…
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Will any audio format stream work?

Accessories
General
SPDIF iPurifier
Yes, the SPDIF iPurifier is agnostic as to what audio format is packed within the SPDIF stream, it may be DSD as DoP, DTS, Dolby digital or conventional PCM (or…
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Will dual phrasing work?

Accessories
Operation
AC iPurifier
Will the AC iPurifier work with the dual phase power supply? Example: Philippines Answer: The AC iPurifier works with any mains system. For best results, the earth/ground needs to be…
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