Granite Audio 860 Amplifiers user reviews 5 out of 5 2
GRANITE AUDIO Model #860 Tube MonoblockThe first thing I have to say about this great amp is how good it sounds It sounds not only live and dynamic but better than anything else I ve heard Originally I wanted to bi amp my JM Lab speakers using the Granite Audio 860 s for the midrange and tweeters while using my solid state amp for the woofers
Two Stage Op amp Analog CMOS Design
The differential amplifier stage outputs into a common source amplifier composed of M11 acting as a current source and M10 acting as an amplifier This stage provides the remaining amplification while allowing for a wide output swing The output stage located on the far right is a common drain amplifier and consists of