Posts by wakibaki

Quote: Originally Posted by b1o2r3i4s5    Hi, I am designing a Hybird Headphone Amp with Triode input stage and BJT Output stage.     An anode follower or common cathode stage can be...

http://www.ebay.com/itm/Low-distortion-0-0001-preamplifier-headphone-amp-/320502977319?pt=LH_DefaultDomain_0&hash=item4a9f775327

Edit: Sorry, I misunderstood the design intent  w

Here's a (DC coupled) grounded cathode followed by a White cathode follower:   http://gilmore2.chem.northwestern.edu/projects/cmoy5_prj.htm   and an optimised version using cheap, readily available Russian...

If you search 'headphone amplifier kit' on ebay you will find a several come up, some of which look pretty good. There's...

A few guys on diyaudio have been messing about with cardboard exponential horns for ipods, which I thought was an excellent idea coming out of left field as far as I was concerned.   You might like to take a...

Yes, thinking about it, that's correct.   If these were 8-bit numbers, you'd want   1000 0000 (-128) to become 0 (0000 0000) 1111 1111 (-1) to become 127 (0111 1111) 0000 0000 (0) to become 128 (1000 0000) 0111...

I would think you could build a finite state machine in TTL logic running off the bit and word clocks to do this.   It'd be easier implement it in a CPLD but I doubt you have the resources to accomplish this. You'd need to...

Quote: Originally Posted by reddragon  the treble may be a little harsh... That may be all it boils down to.   There are many different manufacturers each with more than one product in their lineup....

Hi DMC   I don't like to see a poster get ignored for too long.   It's nice to hear you found the problem with your amp after so long a time.   Many years ago I built a stereo amplifier based on one of the...