stephenr

Responses from stephenr

300b lovers
I’ve been following … no … have been massively influenced by Lynn’s Karna amplifier and the reasons behind the topology. My first effort is on Lynn’s site as the PP813 Grand Aurora so I’ve been at this for about 20 years. It has now morphed into ... 
New Teres Direct Drive Motor Available as Option
Hi Willster. I'm interested in knowing more about your friend's bearing. You said the bearing was worn upon disassembling in order to move it to another base. You do not say what part was worn. Do you know? How old was it? What oil was used? What ... 
What Makes a Good RIAA or Line Stage?
This thread made me re-visit the interface between the cart and the phono preamp. My thanks to Jonathan Carr for his insight on this. It has taken my preamp onto a new level.cheers,Stephen 
What Makes a Good RIAA or Line Stage?
In my opinion, the solution is to have the option available with a switch, and leave the choice to the listener. This provided that the manufacturer actually understands that the 3.18 us is a zero in the transfer function, not a pole as some desig... 
What Makes a Good RIAA or Line Stage?
WOW! A great thread with many designers I respect. The seam I've been mining all my audio DIY life is phono stages. There is so much reward for the effort and of course, a little frustration on the way :-)As most here will know, a lot of analog's ... 
EAR 509 Service Manual
http://www.izzy-wizzy.com/audio/ear.pdf might be what you need.regards,Stephenwww.izzy-wizzy.com/audio 
Setting up Analog In a New Room From Scratch
In many respects, the equipment and how it interacts electrically and vibration wise (due to room construction) will determine where the "best" spot is in any given situation.Are the floors solid or suspended?Are the walls solid brick or somesuch ... 
Expensive vinyl rig - still not performing ;-
I have one of the early 135 kits (actually before it had that name). It is awesome but requires great care in setup. There are few "commercial" decks out there that are gonna better it and if they do, will be waaay more expensive than the Teres.Ch...