Amp tech Skip Simmons is once again fielding guitar tube amp questions from around the world.  Submit your question to Skip here: podcast@fretboardjournal.com or, better yet, leave us a voicemail or text at 509-557-0848. This week's sponsor: Grez Guitars (link) Some of the topics discussed on this episode: 3:34 Skip goes to see Temple Grandin 10:20 A Facebook group for the TAVA Podcast? 10:48 Manbroidery’s Two Prong Hat update 11:16 This week’s sponsor: Grez Guitars 12:57 A noisy reverb thanks to vintage tubes 15:55 Cooking (on amps) with Billy Cowsill; a hot Flotatone 21:41 Using DC voltage to heat tubes for quieter operation (the 2020 Soldano SLO-100, Otis amps, other examples) 26:58 Using an amp as a pedal platform (tube vs solid state) 32:39 A successful 5F1 copy and liability concerns when selling boutique tube amps 38:42 Why can’t they fit reverb into a Fender Vibro Champ? 41:51 Evolution of the Fender Deluxe Reverb reissues 45:15 Power for an outboard EQ section DIY project 48:28 A new DIY project: Changing the power transformer of a Fender Twin Reverb and modifying it for 6V6s to reduce weight 52:17 What to do with a non-working Gibson Hawk? 55:09 Why do tube amps sound better after a few hours of use? 58:59 Correct fuse for a 1973 Fender Champ 1:02:21 Replacement speakers in a vintage Gibson Skylark 1:06:18 Where to grab a chassis before removing it? 1:08:08 Laurens Hammond vs Donald Leslie 1:12:00 Tips on speaker cabinet construction 1:15:26 Discrepancies in the Angela SSE schematic 1:23:06 Listener Nate's favorite hot & sour soup recipe (link) 1:23:36 A failing 5Y3 rectifier at a gig 1:28:51 Troubleshooting a weak channel on a 5D3 Tweed Deluxe 1:35:07 Coffee from Mechanicsburg, Ohio (Hemisphere’s Redline Roast, link)