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PMC Prodigy 1 review - What Hi-Fi? The Prodigy 1 open PMC speakers up to a wider audience, and that audience should pounce on them immediately
MP3, AAC, WAV, FLAC: all the audio file formats explained WAV and AIFF are arguably the most popular uncompressed audio file formats, both based on PCM (Pulse Code Modulation), which is widely recognised as the most straightforward audio storage mechanism in the digital domain Both WAV and AIFF files use similar technology, but store data in slightly different ways
Best DACs 2025: USB, desktop and portable digital-to-analogue . . . It supports hi-res PCM and DSD files, too And it can deliver up to 100mW of power (single-ended) into a 32-ohm electrical load, rising to 241mW out of the balanced output, which should be enough to drive more power-hungry headphones It's another great portable package from iFi, who is on a roll with its affordable DACs
What is DSD audio? A niche digital music format for audiophiles . . . With PCM, the original analogue music waveform is described in two parts The first is its amplitude (size) In CD this is represented by 16-bits of digital data, which gives us the ability to define 65,536 different signal levels The original music waveform has to be measured at regular intervals in order for it to be represented properly
HDMI ARC and HDMI eARC: everything you need to know - What Hi-Fi? HDMI, which stands for 'High-Definition Multimedia Interface' (keep that in your back pocket for future pub quiz use), first appeared 20 years ago and quickly transformed how we connect our TVs, projectors, soundbars and AV amplifiers It's evolved significantly since then, too, going from a
iFi Zen DAC 3 review - What Hi-Fi? Take a look inside the iFi Zen DAC 3 and you will find a 16-core XMOS processor running iFi’s in-house software and feeding a four-channel Burr-Brown DAC chip PCM and DSD datastreams have their dedicated pathways so they remain ‘bit-perfect’ as they get processed Elsewhere, this new DAC is claimed to have lower DC offset at its output and ‘over-voltage’ protection for its USB input
Coaxial vs optical vs HDMI: which is the best audio connection to use? An optical connection also can’t support more than two channels of uncompressed PCM audio Then there's the threat of damage if an optical cable is bent too tightly What about HDMI? Launched in 2002, HDMI is a one-size-fits-all connection for video and audio
How to get the best picture and sound from your PlayStation 5 Can you believe it – the PS5 turns five this year! It seems like only yesterday that we were posting regular updates on stock shortages and where to buy it, but no, it was over four years ago already The PS5 family has since grown Last year the standard console was joined by the PS5 Slim and PS5