The tweeter is horn-loaded, not the bass. The bass loading is a variant on the “double chamber reflex” system. The earliest note of this comes from P.G.A.H. Vogt, but it…
The iPurifier 3 is basically “device agnostic”. It acts as a USB repeater, and is as such, not “aware” of the signals passing through it. If there are compatibility problems,…
There is new pre-loaded firmware for the ZEN Blue V2. This improves the signal for best LDAC operation. The original ZEN Blue can be updated from our website. Please go…
Our devices comply with the USB specifications. Interoperability between Thunderbolt and USB needs to be checked with the hardware vendor of the Thunderbolt device. Our understanding is that on Mac,…
We do not support virtual machines. If the driver installs correctly on the machine running Windows it means the hardware and software works. Any support regarding the use of virtual…
Perhaps the lower jitter translates into a perceived change in loudness. The SPDIF iPurifier does not change the SPDIF data in any way, except removing source jitter.
You can run and power the device straight from your PC taking from the USB power line, however you must connect the unit then switch on, whilst the on board…
The battery inside these units are long lasting and you’ll easy reach 4+ years life span. Battery life is normally around 500 full cycles (full charge and run flat), but…
Bit-perfect+ is only available for sample rates of 96kHz or lower. If the PC sent a different sample rate (e.g. 192kHz) there is no Bit-perfect+ option.
With regards to the Bluetooth can you try the following; 1) Manually delete the connection from your smart device. 2) Turn off the Retro and smart device. 3) Restart the…
I have an iFi device that is powered by the iPower but might it be possible to use a different power supply that is not dependent on bridge rectifiers (AC…
Our own experiences with “burn-in” (that is a material parameter change in electronic components over the early hours of being operated in a circuit after being manufactured, or inactive for…
Our very own OV2028 operational amplifiers inside the iDSD Diablo have THD so vanishingly low (0.00006%) that no volume chip would be able to keep up with them on linearity…
Yes, you can and yes, it’s safe. Please keep in mind that the micro iDSD Signature’s battery should get more power than connected headphones consume, otherwise the product will eventually…
Yes, you can. The 6.3mm/3.5mm front output and RCA rear output will both output audio at the same time. Please be aware that the analogue volume control will change volume…
The provided inverter inverts the wire connections. If you have a centre negative power supply unit and a centre negative device, two inverters are needed. One before DC iPurifier 2…
Yes. When you plug a USB source into the rear USB socket, the ZEN Stream will automatically sync its contents, and you can view them on the iFi portal http://ifi.local…