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Pre-Amps
..
Assorted Pre-Amp Circuits.zip
Audio_Preamplifier_with_Digital_Volume.zip
Balanced Zen Line Stage by Nelson Pass.pdf
Balanced_Tube_Pre-Amp.zip
Bride of Zen - A Single Gain Stage Preamplifier by Nelson Pass.pdf
Combined Power supply and Audio Amplifier.pdf
DISCRETE_OPAMPS.PDF
Get More Power Out of Dual or Quad Op-Amps.pdf
Ground Loops.PDF
Grounding and Shielding for Sound and Video.PDF
HAFLER_Series915_preamp.pdf
headamp1c.gif
Inverse_riaa_converter.jpg
Inverse_RIAA_response_generator.pdf
Line Amplifier.pdf
Line_to_magnetic_phono_input_with_RIAA.gif
Make_linear_pots_almost_log_taper.pdf
Phase Linear Spatial Control Module.pdf
Phono Input Converter.jpg
Pre-Amp_-_High_Quality_-_3_Transistors_Studer.pdf
Pre-Amp_-_Zetex_Low_Noise_Audio_Input_Stage.pdf
Pre-amp_using_12AU7_tubes.gif
Simple audio preamp.gif
Stereo Image Expander.pdf
Stereo Width Spreader.pdf
Surround Sound Circuits.pdf
Surround Sound Decoder.pdf
Switching-Audio_-_Audio_Router.pdf
Switching-Audio_-_Audio_Switch.pdf
Switching-Audio_-_Switch-Sound_Activated.zip
Switching-Audio_-_Voice_Activated_Switch_&_Amplifier.zip
Switching-Audio_-_Voice_Operated_Switch.zip
Switching-Audio_-_Voice_Operated_Switch_-_2.zip
Use Rotary Potentiometer To Drive Solid-State Volume Control.gif
Volume_Control_-_Audio_Fader.pdf
Volume_Control_-_Audio_Fader.zip
Volume_Control_-_Better_Volume_(and_Balance)_Controls.PDF
Volume_Control_-_Dallas_app88.pdf
Volume_Control_-_Dallas_DS1666_Audio_Digital_Resistor.pdf
Volume_Control_-_Dallas_DS1669_Electronic_Digital_Rheostat.pdf
Volume_Control_-_Dallas_DS1802_Dual_Audio_Taper_Potentiometer.pdf
Volume_Control_-_Panner.zip
Volume_Control_-_Panning_Circuit_-_Voltage_Controlled.pdf
Volume_Control_-_Precision_Attenuator_-_Digitally.pdf
Volume_Control_-_Programmable_Gain_Amplifier.pdf
Volume_Control_-_REMOTE_VOLUME_CONTROL.zip
125W Per Channel Amplifier.pdf
60W NDFL Power Amplifier.pdf
All Discrete Component Preamp.pdf
Austereo Control Amplifier.pdf
Austereo Disc Preamplidfer.pdf
Car Amp Power Supply Using Relays.pdf
Class-A Transistor Pre-Amp - Circa 1971.pdf
CMOS Switched Pre-Amp.pdf
DC Controlled Pre-Amp.pdf
Denon PMA540 Power Amp Partial Schematic.pdf
Discreet Component Op-Amp Pre-Amp.pdf
High End Discrete Transistor-Solid State Pre-Amp.pdf
High Performance Stereo Preamp.pdf
High Power Audio Amp for Home or Car.pdf
Linear Pot and Op-Amp Make A Tapered Volume Control.pdf
Loudness Control.pdf
Low-Noise Pre-Amp with Weighting Filters.pdf
Low-Z Preamplifiers.pdf
Murin Servo Preamp.pdf
Noise Cancelling Pre-amp.pdf
Op-Amp Audio Applications.pdf
Op-Amps in Pre-Amps.pdf
Phono Preamp and FM Tuner Checker.pdf
Pre-Amp Overload.pdf
Signal Processor Patch Box.pdf
Simple Loudness Control.pdf
Stepped Volume Control.pdf
Stereo Preamp with Everything.pdf
Stereo Width Control.pdf
Switched Resistor Controls.pdf
Symphonic PM-313 Pre-Amp - All Discrete.pdf
Symphonic PM-40 Phono Preamp.pdf
TAP Pre-amp.pdf
The Loudness Control.pdf
Typical Add On Phono Pre-amp.pdf
Unitronics SP175 Pre-Amp Kit.pdf
Unitronics SP600 Phono Pre-Amp.pdf
Unitronics UA150 Pre-Amp Block Diagram.pdf
Van Alstine Transcendance Preamp Phono Stage.pdf
Various Loudness Control Doodles.pdf
Voltage Controlled Pots.pdf
Wide Bandwidth Pre-Amplifier.pdf
Zero Distortion Stereo Preamp.pdf
