What would your (3) Three ideal gain settings in a Portable Amp that would accommodate all your sources and Headphones you planned to use the Amplifier with?

Dose any one have a library of Tube Amp components for Express PCB ? TIA

I get a lot of requests for the PPA buffer modules Larry made for the PPA V1 Amp these include both pdf and the express PCB files for those DIY’ers with PPA V1’s can make these modules for there own use in the PPA or standalone applications Files are Hear

I have two IHP-120’s both have the same problem nether of them will record from the optical input if I select that option the unit just sits in standby no mater how many times I press record. In another record mode like Line input or Mic the recording is fine and as soon as I press the record...

Dyn-O-Bias II for your PPA2.0 I was comparing two similar PPA Amps today, One a PPA 2.0 and the other a PPA1.0 with A Dyn-O-Bias Module installed. Both were fully equipped with Black Gate capacitors thought the power supply in the Black Gate supper E configuration. Pith amps were...

Hear is an interesting project it appears to be an Audiophile grade MP3 player available in severial states of compleation from PCB only to complete kit

IHP-120 Noise My IHP120 no longer works properly only a loud hiss is heard from the Headphone jack and nothing from the Line out. I river did not answer my email and so far no one at mystic what ever it is haven’t replied. Is there a place that services these and would a Local Service shop do...

I am not a big MOSFET fan (Metal Oxide Field effect Transistor) Wow how did I remember that after just putting an LED in Backwards on something was just working on> However not only does Amplifiers designed with this device that was By the way, originally implemented in Audio amplifiers as a...

The Replacement of the IC buffers on the PPA v1.0 with the discrete component Buffers introduced on the V2 allow for a mode of operation not possible with the HA5002 IC Buffers in the V1.0. The Discrete component buffer in the V2 boosts an ultra low input Bias current and this makes operation...

Isubscribe to Audio Revolutions and Thought i would share this with you Folks http://www.revolutionhometheater.com...ixgallery.html

The Mega Store is taking on the RIAA wanting All CD's to sell for $10.00 USD thay have been losing money on CD's and because they account for 20% of CD Market if Wall-Mart stops selling CD's the Record industry would be really hurt. Well two thumbs up for Wall-Mart...

. mods please delete this thread .

The AES or Audio Engineering Society have available to download from the aes site a recent addition to there free on line technical documents. the latest being the Nov 2002 issue containing some interesting reading http://www.aes.org/journal/sample_is...V50_11_ALL.pdf Dial up warning Large PDF...

some of you might find this interesting http://www.nostalgiacentral.com/feat...ytobealive.htm

I ran across this link and after reading some of it i found it one of the most complete Free available on line e-books i have seen in quite awhile it covers all the bases with plenty of Math four you fat Brain types. Check it out real Good Read http://paginas.fe.up.pt/~fff/eBook/MDA/MDA.html

Most people would use a portable rig on the road however as far as i have traveled with my Newest portable rig is out to the garden. Hay is is a start. makes some Fine sounds from the optical output of an iRiver H120 http://www.iriveramerica.com/products/iHP-120.asp an aos PPA DAC...

This showes the inside of the MDR-f1 and MDR-V700Dj Drivers with the exception of the dampening these appear to be the same Driver Unit. what do you Guys think?

How manny of you Amp Builders and DIY types cleen off the conductive and crosive Flux off your DIY Amps and stuff after you finished.

This is to inform you of my finial verdict on the PPA for 3K lovers sorry it took so long. (1st choice= OPA637) Nice and smooth tames the overly bright top end of the CD3ks while still preserving imaging and ultra detail. and a tight almost over dampened bass. . (2ed Choice=OPA-627)...

what do you like or dislike about audio amplifiers that use no coupling capacitors

This link had me entertained for quite some time. http://www.lacieg2s.ca/w3terra/ols/f...-question1.htm

Ok i want to become a member of team useless poster since while serfing i ended up at this web site http://www.1112.net/lastpage.html

I just got a new pair of MDR-F1’s a few weeks ago to add to my collection. I have used closed headphones most of the time and so went searching for a great open set of cans that were comfortable and had a wide sound stage. Of the open air headphones I have used over long periods of time the...

The difference between subjective sound qualities of an Audio system vs. the measured performance is the subject of much debate among both Music Lovers and Audio professionals alike. While the typical Engineer type will dismiss any claim of superior sonic performance of one Audio component over...

Audio power Amplifiers rated over 5 watts per channel are tested under the FTC rule governing Power ratings of Power Amplifiers for High Fidelity use. This was done because of the lack of available testing standards regarding power output ratings. Prior to 1974 manufactures were free to use what...