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  1. edwin

    6sn7 and 6sl7 installation

    Planning to tube roll these tubes on my amp. Noticed though that the pins are all the same, does this mean that I can just plug into the socket in no special order? Thank you.
  2. edwin

    6RP15 tube

    Is the 6RP15 tube the same as an EL84? Thank you for any help.
  3. edwin

    Passive radiator cover

    Is it a bad idea to put wire a wire mesh woofer cover for the radiatore? I just want to protect the radiator from the prying fingers of my grandchildren. Thanks
  4. edwin

    Forte iii or forte iv

    For a price difference of $1500 should i get the forte iii instead of a forte iv? Is the forte iv really a big improvement over the iii? Thank you for any advise.
  5. edwin

    Heresy iv or forte iv

    I am planning to purchase either a heresy iv or forte iv. I will be using either my Leben cs300 tube or my Yamaha M85/C85 Amps. Due to space constraints i can only place speakers at a maximum of 25 in from wall to front of speakers and about 6.5 feet distance between the outer edges of bith...
  6. edwin

    Forte IV

    Has anyone done a comparison of the forte Iv or any other fortes with a yamaha speaker? Am thinking of getting a forte iv but would like to get feedbacks before i take the plunge. Planning to pair this with my Leben tube amp. Thank you.
  7. edwin

    C-85 stupidity

    Mistakenly set power supply to 110volts instead of 220v. Preamp stopped working and burning smell. I guess i just fried the power supply. Can this be fixed? Thank you for any help.
  8. edwin

    5751 Tube identification

    Can you help me identify these 5751 tubes? Thank you.
  9. edwin

    8bq5 in lieu 6bq5

    Hi, Can I use 8bq5 tubes as a substitute for 6bq5? If yes, any sonic difference? Thank you
  10. edwin

    Funke tube rating

    Planning to get tubes, question in a funke tester which is better a tube with rating of 3.1 or 3.5 ? Thank you
  11. edwin

    5751 for 12ax7

    Is it safe to use 5751 for 12ax7? Thank you
  12. edwin

    Fisher x-100a question

    Can I substitute EL84's in lieu of the 7189? The service manual states 340V as the voltage of the 7189. Thank you
  13. edwin

    Denon dp-3000 with Fidelity research FR-54 arm

    Does anybody have a pdf manual of the denon dp- 3000 and a manual/mounting template for an FR-54 arm? Having a problem logging in to my vinylengine account. Thank you
  14. edwin

    Intermittent sound

    Can bad tubes cause intermittent sound? Somthing like music stops a few seconds then continues. Thank you
  15. edwin

    baldwin 12ax7

    Does anyone have the baldwin orange/red lettering? Any idea who made these? Any good? Thank you.
  16. edwin

    Jan philips or GE jan 5751

    Has anyone had any experience with the tubes? Which is the better one? Thank you
  17. edwin

    Yamaha c85 or mm85 problem

    noticed a volume drop in my system. Used to listen around the 3 o clock volume dial and now have to crank it up to the 6 o clock position to get decent volumes . Sound also seems to be a bit muffled and not as detailed as before. Any idea on what should be checked? Thank you
  18. edwin

    Speaker Crossover Capacitor value

    Can I replace a 3.5uF value with 3.6uF? Thank you.
  19. edwin

    a-2000a recap

    Has anyone done a recap of an A-2000a? If yes, what are the caps needed. Thank you.
  20. edwin

    M-85/C-85 output

    Would it be better to limit maximum output of amp or control volume through the preamp to protect speakers from overload? Thanks
  21. edwin

    m85/c85 or tube amp

    has anyone done a comparison of an m85/c85 or any M series amps with a tube amp? Have no idea how a tube amp sounds and was wondering if going tubes would be a marked improvement. Thanks
  22. edwin

    recapped ns690 III

    Finally pushed through with the recap of my 690III . I thought there was nothing wrong with the crossovers but just decided to recap due to its age. Good thing though cause when we opened her up some capacitors were leaking with some sort of wax like material and some were bulging. I used all...
  23. edwin

    Dynamat

    Planning to cover the inside of speaker with dynamat and remove the fiber fill. Good or bad idea? Thanks.
  24. edwin

    690III limit

    The maximum power for these speakers is 80 watts. Presently am running my M-85 volume at the halfway mark, am i driving the speakers at more than the capacity since the amp is rated at 240 watts. Thank you.
  25. edwin

    speaker capacitor question

    Planning to do a recap on my 690's . While searching , I saw a 1.5uf 1000vdc mundorf m-cap for $103.54, 1.5uf M-cap supreme silver/oil 1000vdc for $57.00 and a 1.5uf 600vdc m-cap for $17.00. Will the $17 cap work or should I get the more expensive ones. Thanks
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