Sony NW-A50 Series
Aug 16, 2020 at 4:12 PM Post #931 of 2,411
Still loving my A55. Done the Rockbox thing and it can now drive my Sennheiser HD598sr to pretty high levels. Not got much use for the FM tuner but it's nice to have I suppose. I love the sound character of this little player and it works well with all the wired IEM's in my collection. I was somewhat disappointed to discover that it doesn't play particularly nicely with my Sony WF1000XM3's as it doesn't support AAC CODEC so it reverts to SBC (urgg) but it does play well with my APtX and LDAC enabled headphones no problem.

Currently looking for an inexpensive case - anyone got a spare they don't need anymore?

Rockboxing A55 increased its output power too?!

This case works for you?
 
Aug 16, 2020 at 4:29 PM Post #932 of 2,411
Rockboxing A55 increased its output power too?!

It doesn't increase the power, but it removes the volume cap that European model have.
 
Aug 16, 2020 at 6:33 PM Post #934 of 2,411
The 35mW at 16ohm power of A55 is good enough for most IEMs? Or, a little more can be helpful to drive hybrids like MEST (DD+BA+EST)?
Well on the 40 ohm IER-Z1R, I feel it lacks dynamics and stage, it is boomy compared to wm1A
 
Aug 21, 2020 at 9:50 PM Post #937 of 2,411
It doesn't increase the power, but it removes the volume cap that European model have.

A55 specs list DSEE HX on the box of unit I received. Might this be a little less powerful than the AI-powered DSEE HX AI in bringing back some of the lost details from old recordings? Wish A55 too could be given the AI version update for DSEE HX via a possible official firmware or your own in future. I certainly notice a lot of happy ZX507 users waxing lyrical about the good things DSEE HX AI doing.
 
Aug 21, 2020 at 10:09 PM Post #938 of 2,411
A55 specs list DSEE HX on the box of unit I received. Might this be a little less powerful than the AI-powered DSEE HX AI in bringing back some of the lost details from old recordings? Wish A55 too could be given the AI version update for DSEE HX via a possible official firmware or your own in future. I certainly notice a lot of happy ZX507 users waxing lyrical about the good things DSEE HX AI doing.

The A55 already has the AI variant of DSEE HX..
 
Aug 21, 2020 at 10:21 PM Post #939 of 2,411
The A55 already has the AI variant of DSEE HX..

I needn't worry about what the packaging is stating, then? That would be great.

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Aug 21, 2020 at 10:25 PM Post #940 of 2,411
Aug 27, 2020 at 10:35 AM Post #943 of 2,411
Mr Walkman,

Do you have any plans for a A55 mod like you did for the ZX300? I don’t mean for the already included DSEE AI but other items in your magic kit.

I would gladly do it, but A55 works a bit different, and there is no sound being played back. If I'll figure out how to make it work, it will be released as soon as possible.
 

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