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    • “Inside Fender and Marshall Tube Amps” (Hard Copy)
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    • Amplifiers
      • ’63 Gibson Mercury-II // Repairs & Enhancements
      • ’64 “Grey-Panel” Vox AC30
      • ’67 Silverface Bandmaster Reverb
      • ’68 Fender Bassman // re-modded to ’64 specs
      • ’69 Super Reverb // modding the “SEND” jack
      • ’71 Marshall “Super Lead 100” Restoration
      • 1971 Traynor Bassmaster MODS
      • 63′ Gibson/Maestro GA-1RVT repair
      • 6L6 tube amp “Power Dirt” Mod
      • 70’s Ampeg B15-S // JJ-6L6’s purring @ 600vdc
      • AA864 Bassman // First inClass BF Tone ?!
      • Digital Verb/Delay and The 2-channel Fender Reverb Tube Amp
      • Excelcior // early-Breakup & sweep-able mid-scoop
      • Expanding the Gallien-Krueger 800RB
      • Gibson GA-5 // creative grounding 101
      • Non-Linear Analogue Emulation Amplifier
      • Gibson GA-5 // creative grounding 101
      • Laney AOR Pro Tube 50 // Input Jack Mod
      • PCB Tube Amp saga : ’89 Ampeg VT-60
      • PCB Tube Amp saga : ’92 Vox “Vintage” AC30 Reverb
      • Peavey “Delta-Blues” // Low-Power @ High Dirt Mod
      • RCA SA-1000 Tube Monoblocks
      • Re-cap Job: ’62 Vox AC30
      • Stereo-Vibe’ing the Crate V50-112
      • SUNN Beta-Lead // Resources
      • Teching Vintage Fender Amplifiers
      • The “Honeymoon” Twin
      • The Unleashed CHAMP
      • Tubemeister 18 // … the meltdown fix
      • vA 361+ Power Amplifier // Launching
      • Vacuum Tube Stereo Hi-Fi Amplifier
    • Effects
      • Vintage SHINEI UNIVIBE – restoration and enhancement
      • Vintage Designs // Hacks & Mods
      • viva Analog “1176x” // jcm(c)2020
      • viva Analog “6G VIBRATO” // jcm 2020
      • viva Analog “Arbutus Boost” // jcm(c)2012
      • viva Analog “Bleeding Aliaser” // jcm(c)2009
      • viva Analog “Envelope-Lock(ed Loop)” // jcm(c)2013
      • viva Analog “HARD-MOD” // jcm(c)2019
      • viva Analog “LA-2A”// jcm(c)2019
      • viva Analog “MU3” // high-performance auto-filter
      • viva Analog “NW-Octaver” // jcm(c)2019
      • viva Analog “Octave Amp” // jcm(c)2009
      • viva Analog “Octave Splitter” // jcm(c)2018
      • viva Analog “Paradigm Shifter” (DIY) // jcm(c)2017
      • viva Analog “Precision Shifter” // jcm(c)2018
      • viva Analog “SUB-MUX” // jcm(c)2019
      • viva Analog “Uni-Trem” // jcm(c)2005,2011
      • viva Analog // “Fuzz360” v2.0
      • viva Analog // “MOJO Booster” v1.0
      • viva Analog // “MOJO-III” non-linear Booster
      • viva Analog 360+ Lite “history”
      • SRV Special // 15yr Anniversary Duo
    • Music
      • “360+ Pro” in action …
      • Lester Quitzau // “Octave Amp” live demo
      • “Bleeding Aliaser” in action …
      • Artist Feature: MIGUEL BARELLA
      • Zappa “Cocaine Decisions” // analysis flashback
      • Zappa “Black Napkins” // The Full Take
      • Zappa “Minor Poly-Chord”
      • Zappa’s “Brillo” in a Nutshell
    • Tech
      • 360+ “Lite” Bass Preamp // New Look
      • 360+ “Pro” Bass Preamp // seriesA: 2008-2010
      • 360+ Pro // Black-on-Black
      • 360+ Pro // Nuclear Winter
      • DIY: 360+ Kit PCB
      • 360+ Bass Preamp Kit ver2.0 // add-on Limiter Board
      • Adjusting Bias on the MXR Envelope Filter
      • Characterizing and Matching 2n5457 jFET Transistors
      • Cinemag CML-2640/2640a
      • CMOS based Pulse-Inverter Drives Panasonic Relay
      • Curing “TONE-SUCK” in medium-size Pedal Boards
      • Dallas-Arbiter “Trem Face” // rare re-build
      • Digital Verb/Delay and The 2-channel Fender Reverb Tube Amp
      • Easy jFET Curvature Extraction Method … 04/12
      • Echoplex EP-4 // mods
      • EMS Audio Noise Source
      • EUROTUBES : my source for new Vacuum Tubes
      • Gerber files from expressPCB generated PDF’s
      • Hammond B2 // “split” preamp with optical Expression control
      • IFMTAjcm(c)2002 avaiable in PDF
      • jFET Transistors : Getting to know Vgs(off) and Idss
      • Lasered Graphics on brushed Aluminum
      • Line-6 DL4 “External Master-Volume” mod
      • Matching “NSL-32SR3” opto-Couplers
      • Mojo Hendrix Throb Voltage
      • Teching Vintage Fender Amplifiers
      • The “Re-AMP” Box
      • TINA-TI // “Algebraic Triode Modeling” revisited
      • Unicord EC-80A Tape Echo: study-repair
      • VCS-X “expanded synth modularization” Project
      • vivaAnalog-RCA12ax7 Spice Model update // Gain Sims
      • WAYNE Choratone // LATTICE BALANCING update 2020
      • Wurlitzer 270 // “Passive-Output” Conversion
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