PS Audio: Yesterday I asked how it could be that a switching power supply can regulate its output without yet another power amplifier being inserted into the supply?”

Paul McGowan writes:  Yesterday I asked how it could be that a switching power supply can regulate its output without yet another power amplifier being inserted into the supply? We know that to regulate a traditional power supply of a power amplifier (something we’d love to do for best sound) we need to add a […]

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iFi nano iOne DAC

Speaker Shack writes ….. Diminutive DAC delivers versatile sound-boosting digital audio ‘hub’ for all manner of devices – from smartphones and computers to TVs and games consoles. Product summary The nano iOne from iFi is designed to be a convenient, high-quality digital audio ‘hub’ – a DAC (Digital-to-Analogue Converter) that is miniature in size yet big on […]

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PS Audio: Continuing our thoughts on power supplies and the differences between a classic linear supply and a SMPS”

Paul McGowan writes: Continuing our thoughts on power supplies and the differences between a classic linear supply and a SMPS, I thought it might be helpful to list some generalized plus and minus’s of both.  For this post I will keep the supplies focused on power amplifiers – I do this because there lies the […]

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Sennheiser: HDC 820 Headphone Amplifier & CH 800 P Pentaconn Cable

Paul Rigby writes: Based upon the ESS SABRE32 DAC and supporting up to 32bit/384 kHz and up to 12.3 MHz in DSD mode, the new headphone amplifier unit utilises the analogue section and the power amplifier of the existing HDVD 800, with added tweaks Its multiple audio outputs include an unbalanced output through an XLR3/6.3mm combined NEUTRIK […]

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“The day I am required to design and support ordinary is the day I pack up my stereo system and go home”

  Paul McGowan writes: A visitor to our facilities the other day stared at the giant Infinity IRS monoliths in Music Room number Two in amazement.  Not because they were so wonderful, but just because of their sheer size and the amount of space dedicated to them. “Don’t you think this is way over the […]

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Echoes reveal the shape of a room

The shape of a room can be modelled using echoes produced from sound, new research has found. Like bats who emit sounds in order to navigate, researchers can now plug sounds into a computer algorithm to map a room. The team were able to build a full 3D image of a room using four microphones […]

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