jasonbourne52
Responses from jasonbourne52
| There us a Worldwide Panic on Availability of Vacuum Tubes The glass envelope for tubes is not ordinary bottle glass! It requires calcium carbonate added to the melt. | |
| There us a Worldwide Panic on Availability of Vacuum Tubes The technology to build high quality and reliable tubes requires high purity metallurgy and chemicals. Add in the apparatus for super high vacuum pumping and it is not a simple and easy endeavor! | |
| There us a Worldwide Panic on Availability of Vacuum Tubes A full-scale production tube plant is expensive to set up! And training workers takes time! It is a lot more involved than oldhvymec thinks! | |
| There us a Worldwide Panic on Availability of Vacuum Tubes Ask Google to the rescue! | |
| There us a Worldwide Panic on Availability of Vacuum Tubes "The reports of my death are greatly exaggerated" - sent by cable from London by Mark Twain after some newspapers reported his demise! | |
| What's in your CDP tonight? the minority report Black Mountain! The spiritual successor to LZ! | |
| There us a Worldwide Panic on Availability of Vacuum Tubes Mark Twain had something similar to say about this! Wish I could remember the quote! | |
| Speaker magnets The Thiele-Small parameters are equations that will calculate the optimum box size for a particular woofer. Look up "How to measure Thiele-Small parameters". No need to futz around with old trial-and-error methods! | |
| Speaker magnets The OP will need the Thiel-Small parameters for his drivers to design cabinets for them. These equations supersede the old cut-and-try method. | |
| Speaker magnets Vintage Altec's and JBL's used large magnets for high density magnetic flux. Better control of voice coil movement! This is important for bass drivers which have large cones that need sufficient current from amplifiers to control movement! | |
| Rotel RA-1592 MK II or something else to deliver around 200W to B&W towers around $3000? Perreaux 2150B - 340wpc/8ohms, 680wpc/4ohms and 920wpc/2ohms! Can be found on eBay for under $1K! I have one! I turned down a nice deal on a big Levinson amp to keep the Perreaux! | |
| List your breakthrough products that you’ve discovered on this audiophile Journey. Quad 57's and KLH Nines driven by Futterman OTL amps! Still in use! | |
| List your breakthrough products that you’ve discovered on this audiophile Journey. Moving coil phono cartridges and SUTs! | |
| Trying to Help My Nephew With His First Venture Into High End Audio Pioneer PLX1000 for $700 + Hana SL mc cartridge - $750 - saves a lot of money for the phono/preamp! When I wanted to add a new production TT to my collection at a reasonable price I chose the Pioneer. I think it sounds just as good as the Technics... | |
| Tweeking my Mytek Brooklyn DAC You didn't do a blind test between the two power cords so confirmation bias cannot be ruled out! |