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Asher Guitars WD Music Products Amplified Parts Mod Kits DIY Nordstarnd Pickups Warmoth.com

LudwigvonBirk's Recent Activity

  1. LudwigvonBirk replied to the thread The split load cathodyne phase inverter made easy.

    Interesting. Science hat on: Who seconds this? (Seconder: Providing some proof of the hypothesis is the request. Disproving it is...

    Apr 19, 2018 at 1:02 AM
  2. LudwigvonBirk replied to the thread Princeton Reverb Build #2.

    Cool!! Are you thinking about externally accessible bias points and a bias-adjust pot, so you don't have to yank the chassis to adjust...

    Apr 18, 2018 at 11:28 PM
  3. LudwigvonBirk replied to the thread The OT as a plate load - how it affects AC versus DC, voltage versus current.

    Further: "Always always getting in the last word" (with a disprove me dare on rotating unclear propositions) is not a mature way to...

    Apr 18, 2018 at 11:19 PM
  4. LudwigvonBirk replied to the thread How much is a homebrewn Princeton Reverb worth?.

    Princeton Reverbs (real, or truly good clones) aren't ever cheap, especially if they have nice pine cabs and quality hand-wiring. They...

    Apr 18, 2018 at 9:32 PM
  5. LudwigvonBirk liked Wally's post in the thread Lots of oily and black on SF Champ turret....

    Good catch on that blown bias cap, alnicopu. Whatizitman, this amp should not be turned on again until it has been recapped. It has been...

    Apr 15, 2018 at 1:14 AM
  6. LudwigvonBirk liked robrob's post in the thread Finally getting the cathode resistor bypass cap.

    The bypass cap acts as an electron reservoir. At high demand (high cathode current) it gives up electrons to flow through the tube. It's...

    Apr 15, 2018 at 12:13 AM
  7. LudwigvonBirk liked ndcaster's post in the thread Show us your old vintage amps.

    my ugly old amp [ATTACH] it's a thing of beauty

    4F42A167-302E-43D3-9CD6-737EF94717C6.jpeg Apr 14, 2018 at 11:14 PM
  8. LudwigvonBirk liked Jay Jernigan's post in the thread Show us your old vintage amps.

    Music Man RD 210

    1517934838116-431560500.jpg Apr 14, 2018 at 11:11 PM
  9. LudwigvonBirk liked Bendyha's post in the thread The split load cathodyne phase inverter made easy.

    "Just the place for a Snark! I have said it twice: That alone should encourage the crew. Just the place for a Snark! I have said it...

    upload_2018-4-14_9-59-10.png upload_2018-4-14_10-6-4.png upload_2018-4-14_10-8-26.png upload_2018-4-14_10-30-23.png Apr 14, 2018 at 11:57 AM
  10. LudwigvonBirk replied to the thread The split load cathodyne phase inverter made easy.

    Post your findings if measured somewhere other than mean-temp @ Greenwich Royal Laboratory.

    Apr 12, 2018
  11. LudwigvonBirk liked Bendyha's post in the thread The split load cathodyne phase inverter made easy.

    I'm a drifter, a driftin' drifter.......Hmmmmm...mmm..Hm :cool:.

    Apr 12, 2018
  12. LudwigvonBirk replied to the thread Hot Rod Deluxe MIM trade for BJr - worth it?.

    No- I'm not sure. I like the BJr and as you said it is easy to move and sounds good (especially after the mods). If anybody has a...

    Apr 12, 2018
  13. LudwigvonBirk posted a new thread.

    Hot Rod Deluxe MIM trade for BJr - worth it?

    I have an opportunity to do a straight across trade with a guy who is shortly moving to bay area: My perfectly functioning (bunch of...

    Forum: Glowing Bottle Tube Amp Forum

    Apr 12, 2018