This is the 114th installment of The Truth About Vintage Amps, in which legendary amp tech Skip Simmons answers your questions about guitar amps and repairs. Would you like to be part of the show? Keep the amp questions for Skip at podcast@fretboardjournal.com! Voice notes or emails are welcome.
Some of the topics discussed this week:
3:49 Skip gets more gifts (thanks); studio briefs (link); Dragonfly USB stereo port; Connie Converse (Bandcamp link)
9:41 The truth about vintage amps Patreon (link)
9:54 Josh Scott (JHS) plays the El Pato Tone practice amp (Instagram link), which you can buy here at Reverb; the Fretboard Summit 2023 with Jeff Parker, Jorma Kaukonen, JHS, Tommy Emmanuel, vintage amps and much more! (register for the Summit today: fretboardsummit.org)
10:59 Electrolytic Bypass Capacitors in Marshalls?
15:58 Spicy Popcorn; best speaker load for a Black Panel Fender Dual Showman head
21:05 The return of Leo Quan?
21:53 Standel has a new owner, Owen Duffy
22:49 What to do with a Matchless DC30 that sounds great but runs really hot
32:33 A Princeton reverb with a weak reverberation
35:54 Why you shouldn’t use a variac as an isolation transformer
38:40 GZ34 rectifier and standby switch
46:24 Grounding issues on a hand-wired Fender Tweed Twin reissue, Redux
48:56 What to do with an Aireon model 1221A jukebox amp with 6SK7, 6J5, 2x 6L6 and 5U4G tubes?
51:10 Preferred plate voltages on a 5F2A build; 5F2A vs. 5F2 circuits
55:05 How would you measure an output transformer to determine its preferred speaker load?
59:54 I built a 5E3 clone but there is no volume until I get to 2 1/2
1:01:11 Why is my 1967 Black Panel Deluxe Reverb tube diagram for an AB165 Bassman and why is it so loud? A narrow panel 1952 Fender Deluxe
1:11:16 Pancakes with goat cheese
1:12:58 Tips for accessing the underside of the connector board of a 1940’s Stromberg-Carlson AU-33 PA; Isolation transformers, redux
1:19:07 https://worldradiohistory.com/
1:21:04 Fixing the plastic on an Ampeg footswitch; E6000 craft glue; http://schematicheaven.irridia.com/
1:24:16 A 1950 Gibson GB-CB with a power cord touching a tube
1:29:23 1957 Fender Factory Tour narrated by Richard Smith (YouTube link)
1:31:14 AI cloned Skip’s voice; a 5F2A with weak volume
and much more…
Hosted by Amp-Tech Skip Simmons and co-hosted/produced by Fretboard Journal’s Jason Verlinde.
This week’s episode is sponsored by Emerald City Guitars, Stringjoy Strings (use code FRETBOARD to save on your first string order), Amplified Parts and Grez Guitars. You can also use discount code FRET10 to save 10% on your Izotope purchase.
Support us on Patreon.com for additional content and the occasional surprise, and don’t forget to subscribe to Fretboard Journal (link). Digital subscriptions start at just $30.
Send your amp questions, recipes and life hacks to podcast@fretboardjournal.com and don’t forget to share the show with friends on social media.
Above: Listener Tom’s Deluxe Reverb with a Bassman tube diagram as mentioned in this episode.
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