brf

Responses from brf

Valve Art 845's
Valve Art are rebranded Shuguang tubes. Valve Art marketed a aluminum based graphite plate (845A) and a copper based, graphite plate (845B)tube. I am almost positive that they did not market tjhe metal plate 845C or 845M tube. 
mcintosh bulb need to be replace
If the bulbs require soldering, therefore, a trip to your local tech, I would swap out the bulbs and go for LED for a maintenance free illumination. 
Oracle MK VI upgrade
$3,000 is a lot of coin. Have not heard the Mk6 but I know that many Oracle owners have reported excellent results by adding the Turbo Power supply. I would add that option first and evaluate the results. 
VPI Tonearm connector wire and record tracking
I don't share your observation. Have you try floating your arm and then play around with the connector wire i.e. twisting and untwisting the wire to observe how much influence the wire actually has on the arm movement? I have no problem with the t... 
Hrrmmm..What a difference..Now must move speakers
You have introduced two variables that could lead to the sound difference you experienced a) RCA (single ended) to XLR (balanced) and b) cable construction. A better comparison would have been to change from RA to XLR of the same brand to see if y... 
103r Stylus replacement?
It should be noted that most re-tipping services will not return the 103R to stock but will re-engineer the cartridge to a higher performance standard. 
Kimber Illuminations Orchid
IMHO, still the best. 
103r Stylus replacement?
http://www.sound-smith.com/ 
Biasing your Tubes to your Room
Instead of over biasng one tube, why don't you try and under bias the other tube to balance out your system? 
which preamp for my cary slam-100 mono's?
I second the Cary SLP-98F1 direct coupled. 
Tube Rolling - Any tips or caveats
Get VERY familiar with the sound of your pre-amp with stock tubes. Make notes of the areas that you would like improve i.e. more impactful bass, extended highs etc. Once you have a list of attributes that you wish to improve, research for a tube t... 
McIntosh 2505 Power amp
The 2505 was typically partnered with the MX112 if you want to stay in the same period. 
Why Do You Still Have Vinyl if You Don't Play it?
The day after your sell your vinyl collection will be the first day of regret. 
Can I take American equipment to Europe?
Buy an European PS Audio Power Plan that can take a 220v and convert it to 110v 60hz for your equipment. 
Amy Winehouse.RIP
Wow, a membership to "Club 27". Although not a fan, Club 27 does not need any new members.