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The Ultimate Tone Table of Contents |
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Chapter 1: System Overview Chapter 2: Power Supplies & Grounds |
Chapter 3: Vacuum Tubes Chapter 4: Preamp Basics Chapter 5: Preamp Mods |
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Chapter 6: Power Amps |
Closing the Loop Around the Power Amp Presence Controls in Power Amps Changing the Presence Depth Resonance Controls Advanced Resonance and Presence Methods Ideal Pre-Resonance Method Output Transformers Power Output versus Tube Complement and Load Impedance Transformer Balance and Tube Matching Bias Adjustments in Fixed-Bias Amps Bias Adjustments in Cathode-Bias Amps Feedback and Hum Rejection Ultralinear Connections Cathode-Coupled Outputs Power Tubes 6L6GC-5881 6V6GTA 6CA7-EL34 6BQ5-EL84 7027A 8417 6550A-KT88 General Overview of Power Tube Compatibility Never, Never ... Relative Reliabilities Fender versus Marshall Reliability The Traynor Method Power Reduction Methods Triode-Pentode Switching Mixing Triode Operation with Ultralinear Operation Mixing Output Tube Types Gain Reduction in the Front-end Variable gm in the Diff-Amp Error Signal Cancellation Voltage Reduction to the Front-end Mixing Classes of Operation Output Tube Switching Cathode Switching as a Stand-By Automated Cathode Switching Protecting the Output Stage Passive Current Sensing The VOX AC30 Myth "Thunderous Smooth" |
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Chapter 7: Effects Loops Chapter 8: Reverbs Chapter 9: Switching Methods |
Switching Topologies Series Switching Shunt Switching J-fet Series Switches J-fet Shunt Switches BJT Series Switches BJT Shunt Switches Mosfet Series & Shunt Switches CMOS Series & Shunt Switches Shunt-Tee Switches The Shunt Splitter Zero-Signal Switching J-fet Zero-Signal Switch CMOS Zero-Signal Switching Mosfet Zero-Signal Switching BJT Zero-Signal Switching The Human Interface Electronic Isolation with Latching Interface Switches Controlling Relays Annunciation: Adding LEDs to Our Relay Circuits Multiple Switching J-fets with Latching Switch Controls Generating a Negative Rail for the J-fet Gate Interfacing the J-fet with Latching Switches Creating a Double-Throw J-fet Switch Annunciation: Adding LEDs to the J-fet Switch Single-Throw J-fet Switch with LEDs Double-Throw J-fet Circuits with LEDs Dual LED Annunciation Dual LED Annunciator with a Minor Simplification Dual Inboard LEDs with a Single Foot-Switch LED BJTs with Latching Switch Controls Double-Throw BJT Switch Annunciation: Adding LEDs to the BJT Controllers Single-Throw BJT with LEDs Double-Throw BJT with LEDs CMOS with Latching Switches Single-Throw CMOS Switching Double-Throw CMOS Switching Annunciation: Adding LEDs to CMOS Controllers Single-Throw CMOS with LEDs Double-Throw CMOS with LEDs Non-Latching Foot-Switches Electronic Switches Discrete versus IC Flip-Flops CMOS versus Other IC Technologies A,B Selectors A,B,A+B Switching |
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Chapter 9 cont'd: Annunciation: Adding LEDs to the Toggle Circuits Adding LEDs to the Foot-Switch Two-Way Communication Alternate-Action Switches Used as Momentaries in 2-Way Foot-Controllers Mixing Other Control Functions Reverb Switching Tremolo On-Off Switching Mute On-Off and Mute-Hold Switching Mute-Hold Circuits Mute On-Off Circuits Combining Mute-Hold and Mute On-Off Functions Effects Loop Switching J-fet Ring Switching Integrating the Switching and Audio Circuits Local Channel Switching Enhanced Local Switching with BJTs Switching Circuit Integration Repercussions Bright and Normal Channel Switching High-Low Switching in Marshalls Channel-Chaining in Fender Amps Power Switching Triode-Pentode Switches Automating the Triode-Pentode Switch Output Tube Selection Automating the Output Tube Selector Speaker Selectors Mosfet Bilateral Switch for Speaker Selection Multiple Amps and Multiple Speakers Random Access Foot-Controllers Driving Bicolour LEDs Appendix A: Appendix B: Appendix C: |
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