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Invidious > Channel > PleasantValleyMusic

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YT 15 minutes 7 seconds Uncle Doug Tour of an Early 1934 Wurlitzer P10 Jukebox YT 5 minutes 47 seconds Uncle Doug Wurlitzer P-10 Tour Part 2: It Plays Records !!!! YT 2 minutes 17 seconds Uncle Doug Wurlitzer P-10 Tour: Purpose of the Mysterious "Comb" on top of the Record Stack

YT 1 minute 40 seconds Uncle Doug Wurlitzer P10 Jukebox Tour: Mechanism Motor Repair YT 16 minutes 35 seconds Uncle Doug Video Tour of the 1937 Wurlitzer Model 24 Jukebox YT 4 minutes 52 seconds Uncle Doug Wurlitzer Model 24 Tour Part 2: It Plays Records !!!

YT 10 minutes 53 seconds Uncle Doug Two Home Made Steam Engines and a Manual Air Compressor.....One Blows Up YT 7 minutes 22 seconds Uncle Doug Gibson BR-9 / GA-9 Hybrid Vintage Guitar Amplifier ca 1955 YT 14 minutes Uncle Doug 1965 Teisco Checkmate 17 Tube Amplifier: Detailed Evaluation and Repair Tips

YT 2 minutes 32 seconds Uncle Doug An Unreliable Motorola Model 3360 DSL Modem Gets Hammered YT 14 minutes 23 seconds Uncle Doug Hammond AO44 Reverb Driver Converted into a Guitar Amplifier YT 13 minutes 32 seconds Uncle Doug Home Made Fender AA864 Bassman Combo Amp in a Compact Tweed Cabinet

YT 6 minutes 53 seconds Uncle Doug 1966 Gibson GA-35 RVT Lancer Guitar Amp Renovation Part 1 YT 6 minutes 45 seconds Uncle Doug Vintage Speaker Cone Renovation and Repair without Re-Coning YT 2 minutes 7 seconds Uncle Doug Converting a Fixed Bias Amp into an Adjustable Bias Amp

YT 16 minutes 24 seconds Uncle Doug 1966 Gibson GA-35 RVT Lancer Amp Part 2: Renovation Procedure and Sound Evaluation YT 13 minutes 10 seconds Uncle Doug Homemade 1946 Fender Model 26 Deluxe Amplifier.....The First Fender Amp YT 13 minutes 30 seconds Uncle Doug 1954 National Deluxe Tweed Guitar Amplifier......Crazy Grill Cloth !!!

YT 15 minutes 20 seconds Uncle Doug Home Made Compact Leslie Speaker Unit: Construction and Function YT 9 minutes 38 seconds Uncle Doug Electromechanical Tremolo vs Tube Tremolo YT 11 minutes 3 seconds Uncle Doug Conversion of a Hammond AO-35 Reverb Driver into a Guitar Amplifier

YT 14 minutes 22 seconds Uncle Doug The 1946-47 Wurlitzer 1015 Jukebox Sound System YT 8 minutes 33 seconds Uncle Doug How the Wurlitzer 1015 Jukebox Works Part 1: The Credit and Selection Process YT 14 minutes 14 seconds Uncle Doug How the 1946-47 Wurlitzer 1015 Jukebox Works, Part 2: The Record Playing Mechanism

YT 7 minutes 9 seconds Uncle Doug Wurlitzer Bubble Tubes: How They're Made and What Makes Them Bubble YT 13 minutes 29 seconds Uncle Doug 1955 Magnatone Melodier Deluxe Model 109 Guitar Amplifier YT 17 minutes 35 seconds Uncle Doug 1950's Fender Princeton 5F2-A Home-Built Guitar Amplifier

YT 14 minutes 27 seconds Uncle Doug 1967 Fender Princeton Reverb Amp Restoration Part 1 of 3: Initial Evaluation YT 11 minutes 34 seconds Uncle Doug 1967 Fender Princeton Reverb Amplifier Restoration Part 2 of 3 YT 11 minutes 50 seconds Uncle Doug 1967 Fender Princeton Reverb Amplifier Restoration: Part 3 of 3

YT 8 minutes 30 seconds Uncle Doug Fender Princeton Reverb AA764 Chassis.....Fact, Fiction, or Typo ??? YT 18 minutes 55 seconds Uncle Doug Home Made 1960's AA764 Fender Vibro-Champ YT 11 minutes 48 seconds Uncle Doug 1966 Guild Thunder 1 Guitar Amplifier

YT 12 minutes 57 seconds Uncle Doug 1953 Fender 5C3 Deluxe Amplifier in Wide-Panel Tweed Cabinet YT 3 minutes 20 seconds Uncle Doug 1953 Fender Telecaster: An Up-Close Look at a Classic Vintage Guitar YT 19 minutes 19 seconds Uncle Doug Pristine Original 1967 Fender Blackface Princeton Reverb......Absolutely Mint Condition !!

YT 21 minutes 1 second Uncle Doug Tuck & Roll 1969 Kustom K200B-4 Guitar Amplifier with 3 x 15" Jensen Speaker Cabinet YT 14 minutes 40 seconds Uncle Doug 1956 National Aztec Guitar Amplifier YT 15 minutes 20 seconds Uncle Doug Using an ESR Meter to Determine the 'Health' of Electrolytic Capacitors in Guitar Amplifiers

YT 17 minutes 54 seconds Uncle Doug 1962 Gretsch Model 6161 Vintage Hi-Fi Guitar Amplifier w/ 6973 Output Tubes YT 12 minutes 24 seconds Uncle Doug 1955 Oahu Supreme Guitar Amp (Made by Valco)......Ridden Hard and Put Away Damp :) YT 9 minutes 14 seconds Uncle Doug Build Your Own Current Limiter for Protection when Repairing and Testing Electronic Equipment

YT 13 minutes 18 seconds Uncle Doug 1940 National Dobro Amp: 73 Years Old, 99% Original, and Sounding Great !!! YT 16 minutes 20 seconds Uncle Doug 1947 National Guitar Amp......Brought Back from the Dead !!! YT 8 minutes 50 seconds Uncle Doug Side-by-Side Audio Comparison of Nine Classic Vintage Amplifiers

YT 12 minutes 42 seconds Uncle Doug 1964 Premier 50 Amplifier with 7591-A Output Tube YT 7 minutes 41 seconds Uncle Doug Improving the Tone of a 1960's Gibson GA-35RVT Amplifier.....and Other Gibson Amps YT 11 minutes 32 seconds Uncle Doug Side-by-Side Audio Comparison of 12 Different Vintage and Clone Guitar Amplifiers

YT 5 minutes 26 seconds Uncle Doug 1937 Gibson EH 150: Re-Construction of the Distinctive "Mustache" Handle YT 10 minutes 50 seconds Uncle Doug 1937 Gibson EH-150 Amp Restoration.....Part 1: Initial Disassembly and Evaluation YT 15 minutes 40 seconds Uncle Doug 1937 Gibson EH-150 Amp Restoration.....Part 2: Completed, Tested, and Utterly Unique

YT 11 minutes 43 seconds Uncle Doug 1962 Fender 6G12-A Concert Amp Head......Part 1 of 2 YT 12 minutes 48 seconds Uncle Doug 1962 Fender 6G12-A Concert Amp Head: Part 2 ......Completed and Tested YT 17 minutes 6 seconds Uncle Doug 1953 Newcomb G-12 Guitar Amp......Uncommon and Built Like a Tank !!!

YT 14 minutes 16 seconds Uncle Doug 1961 Fender 6G12-A Concert Amp: Reunited with Its Cabinet and Four Jensen Speakers YT 17 minutes 27 seconds Uncle Doug 1964 Airline Model 62-9012A Amp made by Danelectro (Same as Silvertone 1471) Part 1 of 2 YT 13 minutes 52 seconds Uncle Doug Airline Model 62-9012A Part 2: Why It Sounded So Bad in the First Video....and How it was Fixed !!!

YT 17 minutes 20 seconds Uncle Doug 1953 Tonemaster Amp: Little Brother to the Tweed Fender Champ 5C1 YT 8 minutes 45 seconds Uncle Doug A True 'Time Capsule' Amp: 1979 Fender Silverface Champ YT 16 minutes 34 seconds Uncle Doug Tour of a Spectacular Antique Radio Collection....Primarily Majestic Radios from the 1930's

YT 22 minutes 43 seconds Uncle Doug 1950 Supro Two-Tube Mini-Amp: Series-Filament Death Trap.....or Safe Little Tone Monster ?? YT 13 minutes 39 seconds Uncle Doug Shock Hazards Associated with Electric Guitars and Amps YT 15 minutes 23 seconds Uncle Doug 1974 Fender Deluxe Reverb Part 1: Disassembly and Evaluation

YT 17 minutes 3 seconds Uncle Doug 1974 Fender Deluxe Reverb Restoration, Part 2: Completion and Testing YT 19 minutes 35 seconds Uncle Doug 1966 Fender Princeton Reverb, Part 1: Disassembly and Evaluation YT 5 minutes 44 seconds Uncle Doug Two Types of Tube Amplifier Hum and How to Determine the Source

YT 14 minutes 3 seconds Uncle Doug 1967 Fender Blackface Pro Reverb Amp: A Close-Up Look.....and Listen YT 10 minutes 30 seconds Uncle Doug 1966 Fender Princeton Reverb Restoration, Part 2: Completion and Testing YT 3 minutes 58 seconds Uncle Doug Ask Uncle Doug: How to Turn Your Boring Amp into a Vintage Gem

YT 18 minutes 27 seconds Uncle Doug 1948 Wurlitzer Model 1100 Jukebox: An In-Depth Tour of a Wurlitzer Classic YT 13 minutes 8 seconds Uncle Doug How Amplifiers Work: Rectifiers and Filter Capacitors YT 10 minutes 3 seconds Uncle Doug 1939 Rock-ola Luxury Lightup Jukebox Tour......Lots of Good Music

YT 21 minutes 5 seconds Uncle Doug Biasing Single-Ended Amplifier Output Tubes: A Basic Explanation and Demonstration YT 19 minutes 16 seconds Uncle Doug Biasing Double-Ended Amplifier Output Tubes, Part 1: Basic Explanation & Methods YT 21 minutes 22 seconds Uncle Doug Biasing Double-Ended Amplifier Output Tubes, Part 2: Demonstration and Discussion

YT 11 minutes 25 seconds Uncle Doug Scratch Building a Fender 5F1 Champ from Scrap Parts......Part 1 YT 18 minutes 25 seconds Uncle Doug Scratch Building a Fender 5F1 Champ from Scrap Parts.....Part 2 YT 19 minutes 24 seconds Uncle Doug Constructing a Finger-Jointed Pine Amplifier Cabinet.....Part 1

YT 12 minutes 28 seconds Uncle Doug Constructing a Finger-Jointed Pine Amplifier Cabinet......Part 2 YT 10 minutes 15 seconds Uncle Doug Vintage Amp Comparison: Premier 50 vs Harmony H410A YT 16 minutes 19 seconds Uncle Doug How to Cover a Cabinet with Tolex or Leatherette.....Part 1

YT 11 minutes 33 seconds Uncle Doug How to Cover A Speaker Baffle with Grille Cloth YT 25 minutes 11 seconds Uncle Doug How to Cover a Cabinet with Tolex or Leatherette.......Part 2 YT 5 minutes 21 seconds Uncle Doug How to Make Custom Amp Logos and Labels

YT 25 minutes 36 seconds Uncle Doug Output Transformers: A Discussion of Basic Principles YT 14 minutes 12 seconds Uncle Doug Converting the Fender Princeton to Adjustable Grid Bias YT 22 minutes Uncle Doug Power Transformers: Basic Design and Function

YT 16 minutes 24 seconds Uncle Doug Homemade DeArmond Electromechanical Tremolo from Scrap Parts YT 13 minutes 11 seconds Uncle Doug Late-50's Gibson GA-6 Amplifier ....with some Very Unusual Problems YT 5 minutes 50 seconds Uncle Doug Space Robots.....Made from Scrap Metal

YT 18 minutes 48 seconds Uncle Doug 1968 Newcomb Pathfinder E-20 Converted to Guitar Amp......A Diamond in the Rough !!! YT 9 minutes 4 seconds Uncle Doug Negative Feedback Loops and the Fender Presence Control YT 18 minutes 57 seconds Uncle Doug How Tube Amplifiers Work, Part 1: The Power Supply

YT 20 minutes 53 seconds Uncle Doug How Tube Amplifiers Work, Part 2: The Pre-Amp and Power Amp YT 16 minutes 4 seconds Uncle Doug 1965 Fender Vibro Champ Amp.....Beautiful Condition but Smokin' Hot !! YT 26 minutes 38 seconds Uncle Doug Phase Inverters....for the Common Man

YT 23 minutes 58 seconds Uncle Doug Tube Amplifier Tone Stacks: Part 1 YT 28 minutes 50 seconds Uncle Doug Tube Amplifier Tone Stacks: Part 2 YT 12 minutes 38 seconds Uncle Doug Cathode Bypass Capacitors: How they Affect Gain and Tone

YT 24 minutes 57 seconds Uncle Doug Speakers: Ceramic, Alnico, and Electrodynamic....a Basic Discussion YT 18 minutes 43 seconds Uncle Doug The AC Wave Form, Peak Voltage, RMS, and Amplifier Power Ratings YT 15 minutes 43 seconds Uncle Doug How to Identify Amplifier Power Transformer Leads

YT 8 minutes 15 seconds Uncle Doug Is Gradual Variac Warm-Up Effective with Tube-Rectified Amplifiers ? YT 18 minutes 24 seconds Uncle Doug Garage Sale Bargains in Vintage Electronic Gear YT 23 minutes 38 seconds Uncle Doug 1939 Rickenbacher Model 59 Lap Steel Amp Restoration

YT 20 minutes 52 seconds Uncle Doug Guitar Amp Vacuum Tubes Part 1: Triodes and Tetrodes YT 23 minutes 59 seconds Uncle Doug Guitar Amp Tubes Part 2: Pentodes and Beam Tetrodes YT 19 minutes 22 seconds Uncle Doug How Does a Bias-Shifting Tube Tremolo Work ?

YT 22 minutes 59 seconds Uncle Doug Photoresistor Volume-Modulating Tremolo: Design and Function YT 8 minutes 28 seconds Uncle Doug Measuring ESR in Tube-Amp Electrolytics, In-Circuit YT 18 minutes 33 seconds Uncle Doug 1966 Kay Model 720 "Bass" Amplifier.......The "Elvis Amp" :) Part 1

YT 22 minutes 26 seconds Uncle Doug 1966 Kay Model 720 Bass Amp, Part 2: The "Elvis Amp" Returns....... YT 19 minutes 26 seconds Uncle Doug 1966 Kay 720 Bass Amp, Part 3: The "Elvis Amp" Clears Its Throat YT 18 minutes 1 second Uncle Doug How to Scratch-Build a Vintage Amp, Part 1: Research and Methods

YT 14 minutes 16 seconds Uncle Doug How to Scratch-Build A Vintage Amp, Part2: Schematic Review and Modifications YT 22 minutes 18 seconds Uncle Doug How to Scratch-Build a Vintage Amp, Part 3: Transformer Selection, Parts List, Cost Analysis YT 17 minutes 34 seconds Uncle Doug How to Scratch-Build a Vintage Amp, Part 4: Designing the Cabinet

YT 17 minutes 11 seconds Uncle Doug How to Scratch-Build a Vintage Amp, Part 5: Fabricating the Chassis YT 18 minutes 34 seconds Uncle Doug How to Scratch-Build a Vintage Amp, Part 6: Cabinet Construction and Machining of Chassis YT 18 minutes 30 seconds Uncle Doug How to Scratch-Build a Vintage Amp, Part 7: Chassis Finishing and Point-to-Point Wiring

YT 23 minutes 14 seconds Uncle Doug How to Scratch-Build a Vintage Amp, Part 8: Completed and Tested YT 20 minutes 20 seconds Uncle Doug Resistors, Part 1: Their Circuit Function & Practical Applications of Ohm's Law YT 23 minutes 31 seconds Uncle Doug Resistors, Part 2: Power and Wattage Requirements, Practical Applications of Ohm's Law

YT 24 minutes 14 seconds Uncle Doug Resistors, Part 3: Grid Leak, Grid Stopper, and the Fender Input Circuit YT 19 minutes 14 seconds Uncle Doug Resistors, Part 4: The Cathode Bias Resistor YT 24 minutes 32 seconds Uncle Doug Resistors, Part 5: Plate Resistors

YT 28 minutes Uncle Doug Restoration of a Late-40's/Early 50's Jackson-Guldan Guitar Amp YT 23 minutes 54 seconds Uncle Doug Conversion of a J.W. Davis P.A. Amp into a Tube Guitar Amp YT 9 minutes 47 seconds Uncle Doug A Very Unusual Tube Amp Problem......and Repair

YT 16 minutes 47 seconds Uncle Doug Four Different Types of Power Supply, Part 1: RMS, Diodes, Half-Wave Rectification YT 4 minutes 12 seconds Uncle Doug Oscilloscope Views of Half-Wave Rectification and Smoothing YT 17 minutes 7 seconds Uncle Doug Power Supplies Part 2: Full Wave Rectification

YT 23 minutes 34 seconds Uncle Doug Power Supplies, Part 3: Full Wave Bridge Rectification YT 16 minutes 8 seconds Uncle Doug Power Transformers: Why The DC Output is Much Higher than the RMS Rating YT 22 minutes 8 seconds Uncle Doug Power Supplies, Part 4: The Voltage Doubler

YT 16 minutes 59 seconds Uncle Doug Build Your Own Inexpensive Tremolo & Overdrive Boost Unit, Part 1 YT 20 minutes 59 seconds Uncle Doug Build Your Own Inexpensive Tremolo & Overdrive Boost Unit, Part 2 YT 11 minutes 16 seconds Uncle Doug How Amplifier Output Power is Measured

YT 14 minutes 28 seconds Uncle Doug Exceptionally Nice 1957 Fender Tweed 5F11 Vibrolux in for Repairs, Part 1 YT 17 minutes 28 seconds Uncle Doug 1957 Vibrolux, Part 2: Fender Cabinets, Schematic Review, Meet Lupe Lopez YT 24 minutes 32 seconds Uncle Doug 1957 Fender Tweed Vibrolux, Part 3

YT 21 minutes 53 seconds Uncle Doug How to Recone a Speaker YT 18 minutes 16 seconds Uncle Doug Bell & Howell Filmosound 385 Amp Conversion for Guitar Use, Part 1 YT 20 minutes 31 seconds Uncle Doug Bell & Howell Filmosound 385 Amp Conversion for Guitar Use, Part 2

YT 24 minutes 44 seconds Uncle Doug Capacitors in Audio Circuits: Part 1 YT 25 minutes 32 seconds Uncle Doug 1966 Ampeg J12D Jet from Craigslist.....Junk or Gem ??? YT 5 minutes 21 seconds Uncle Doug The Worst Filter Capacitors I Have Ever Seen.....and Heard :)

YT 24 minutes 57 seconds Uncle Doug Capacitors in Audio Circuits: Part 2 YT 32 minutes 59 seconds Uncle Doug Capacitors in Audio Circuits: Part 3 YT 22 minutes 8 seconds Uncle Doug 1960's Alamo Dart Guitar Amp: Ressurected from the Dead

YT 15 minutes 16 seconds Uncle Doug Let's Build the Mystery Amp, Part 1: Introduction YT 15 minutes 55 seconds Uncle Doug Let's Build the Mystery Amp......Part 2 YT 16 minutes 59 seconds Uncle Doug Let's Build the Mystery Amp, Part 3: Fabricate an Aluminum Chassis

YT 23 minutes 29 seconds Uncle Doug Let's Build the Mystery Amp, Part 4: Chassis Wiring & Completed Cabinet YT 28 minutes 1 second Uncle Doug Let's Build the Mystery Amp, Part 5: The 'Dual Reptifier' is Tested.....and Played YT 27 minutes 25 seconds Uncle Doug Let's Evaluate and Repair the Ebay Mystery Amp

YT 30 minutes 21 seconds Uncle Doug Let's Explore and Repair a 1946 Electromuse Amp YT 32 minutes 46 seconds Uncle Doug Original 1955 Gretsch Electromatic Model 6155 Amp.....Reproductions Available at a GC Near You :) YT 30 minutes 19 seconds Uncle Doug Late 40's Aloha (Magnatone) Amp with Electrodynamic Speaker

YT 33 minutes 6 seconds Uncle Doug A 1940's Strobotac Model 631.....Fun in the Dark !!! YT 36 minutes 19 seconds Uncle Doug Tube Reverb, Part 1 YT 33 minutes 36 seconds Uncle Doug Tube Reverb, Part 2: Transducers, Tanks, Tone, and Signal Mixing

YT 42 minutes 14 seconds Uncle Doug Tube Reverb, Part 3: Tour of 6G15 Clone, Oscilloscope Views, Sound Testing YT 26 minutes 45 seconds Uncle Doug Tube Reverb, Part 4: Killing the "Fuzzy Worm" YT 32 minutes 34 seconds Uncle Doug Isolation Transformers

YT 32 minutes 57 seconds Uncle Doug Oscilloscope Basics, Part 1: Discussion, Y-Axis (Voltage) Controls, Probe Calibration YT 35 minutes 19 seconds Uncle Doug Oscilloscope Basics, Part 2: Seconds/Division and Triggering YT 41 minutes 53 seconds Uncle Doug Isolation Transformers: Internal Design and Safe Use with Oscilloscopes

YT 27 minutes 17 seconds Uncle Doug Oscilloscope: DC & AC, Signal Tracing in Amp Circuit, RMS Output Measurement YT 21 minutes 48 seconds Uncle Doug 1950's TruSound Amp Resurrection.....Polishing Up an Old Gem YT 46 minutes 41 seconds Uncle Doug Tel-Ray Super Organ Tone Resurrection.......Saved from the Dump !!

YT 27 minutes 15 seconds Uncle Doug 1951 Fender 5A3 Tweed Deluxe in Great Condition YT 25 minutes 39 seconds Uncle Doug Airline Model 9002 Chassis + Mallory Power Supply = ????? YT 23 minutes 57 seconds Uncle Doug Scratch-Built Art Deco Steel-Cabinet Amplifier: Part 1

YT 30 minutes 3 seconds Uncle Doug Scratch-Built Art Deco Amp, Part 2: The Chassis is Completed YT 38 minutes 51 seconds Uncle Doug Hand-Built 1952 W. E. Grable Amplifier.....Beautifully Constructed YT 28 minutes 33 seconds Uncle Doug Scratch-Built Art Deco Amp, Part 3: It's Finished.....and Actually Works!!

YT 44 minutes 45 seconds Uncle Doug The 1965 Bandmaster from Hell......A Really Tough Repair Job YT 33 minutes 47 seconds Uncle Doug $99 5W Stage Right Amp vs Vintage Silverface Champ.....Fair Match or Slaughter ?? YT 28 minutes 43 seconds Uncle Doug Let's Build and Tune an Art Deco Speaker Cabinet

YT 41 minutes 49 seconds Uncle Doug Speaker Cabinet Extravaganza......Victor Conversion & Art Deco Cab Make-Over YT 35 minutes 39 seconds Uncle Doug Scratch-Built Steam Punk Amp, Part 1: Design and Construction of Metal Cabinet YT 30 minutes 51 seconds Uncle Doug Scratch-Built Steam Punk Amp, Part 2: Cabinet Finishing, Chassis Construction, Audio Testing

YT 20 minutes 34 seconds Uncle Doug Robot Speaker Cabinet, Part 1: Design & Fabrication YT 36 minutes 14 seconds Uncle Doug Robot Speaker Cabinet, Part 2: Completion, Illumination, and Demo YT 42 minutes 8 seconds Uncle Doug Super Nice 70-Year-Old Guitar Amp.....Dissection, Repair, Audio Check

YT 44 minutes 52 seconds Uncle Doug Rare & Wonderful 1940 VEGA Model 112 Guitar Amp....Wow !!! YT 40 minutes 59 seconds Uncle Doug Silvertone 1485, Part 1: A Diamond in the Rough YT 41 minutes 59 seconds Uncle Doug Silvertone 1485 Part 2: The Hideous Speaker Cabinet is Restored

YT 51 minutes 39 seconds Uncle Doug Silvertone 1485, Part 3: Circuit Overhaul, Speakers, Sound Check YT 47 minutes 48 seconds Uncle Doug Brownface Fender Princeton and Silverface Champ "Double-Header" YT 47 minutes 54 seconds Uncle Doug 1963 Magnatone Panaramic Model 1210 Amp with "True" Vibrato

YT 35 minutes 11 seconds Uncle Doug Silvertone 1474 Part 1: The Rats Strike Again !!! YT 29 minutes 15 seconds Uncle Doug Silvertone 1474, Part 2: Victory at Last YT 38 minutes 1 second Uncle Doug Super Nice 1967 Princeton Reverb: Overhaul w/ Tremolo Enhancement

YT 44 minutes 47 seconds Uncle Doug '69 Princeton Reverb.....Badly Burned, Brutally Botched, and (finally) Reborn YT 44 minutes 12 seconds Uncle Doug Impedance Ratio: The Easiest Way to Decipher Output Transformers YT 53 minutes 56 seconds Uncle Doug Tel-Ray Super Organ Tone No.2: The Beat Goes On :)

YT 40 minutes 47 seconds Uncle Doug 1967 Marshall JMP-50 Model 1987 Plexi Lead Amplifier: Tube Rectified and Terrific !! YT 37 minutes 47 seconds Uncle Doug 1950 Magnatone Varsity M197-3-V in Completely Original Condition