0.4W Amp Chip - Using the LM386.pdf 10 Note Tone Sequencer.pdf 15 Step Digital Power Supply 2001.pdf 1W Powered Loudspeaker to run from 5V_Optimized.pdf 2 Amp Maximum Power Tracking Solar Charger 2014.pdf 2 Amp Maximum Power Tracking Solar Charger 2014_Optimized.pdf 2.304GHz Signal Source.pdf 2.5W QRP Transmitter 1993.pdf 30 MHz Amplifier for RF Measurement 1975.jpg 30 Watt High Fidelity Audio Amplifier 1947.pdf 30W Austereo All DIscrete Control Amplifier.pdf 34W High End Amplifier For Powered Loudspeakers 2014_Optimized.pdf 6AS7G Amplifier For Residence Audio Systems 1949.pdf A Comparison of the Dynamic and Electret Condenser Transducers for Sound Reinforcement Microphone Applications.pdf A COMPREHENSIVE APPRAISAL OF THE AMPLIFIER.pdf A Continuously Variable Equalizing Pre -Amplifier 1949.pdf A History of Number Systems_Optimized.pdf A Practical Cathode -Follower Audio Amplifier 1949.pdf A Transformer for a Single-valve Output Stage 1957.pdf A-guide-to-hifi 1977.pdf Activating Your Loudspeaker Crossover.pdf ADC for programmable logic uses One Capacitor 2009.pdf Add On Stereo Channel Selector 2001_Optimized.pdf Address Decoding Basics.pdf AF and RF Signal Tracer with tubes 1966.pdf Alarm Screamer Module_Optimized.pdf Alternative Mains-bridge Energizing Circuits 1957.pdf Amplfier Oscillates.pdf Amplified Absorption Wavemeter_Optimized.pdf Amplifiers - The Way and How of Good Amplification 1952.pdf An Introdudtion to Digital Electronics Part 1 EA 1976-01 Signals-Circuits and Logic.pdf Analog Frequency Meter 1996.pdf Analog Vs Digital - Linear Vs Switching 1979.pdf Analogue Frequency Meter Notes.pdf Aperiodic Field Strength Meter.pdf Assorted Driver Circuits.pdf Assorted FET based Audio Circuits for basic Radios_Optimized.pdf Assorted FET Radio tuners and receivers_Optimized.pdf Astrobiology Part 2 EAB 1999-12.pdf Audio Transients_Optimized.pdf Audio-Hi-Fi-Handbook-Vol-1-1974.pdf Audio-Lab - A PC Controlled Audio Test Instrument Part 1 SC 1995-08_Optimized.pdf Authentic Reproduction_Optimized.pdf Automatic Antenna Controller for Classic Cars 1995.jpg Automatic Heat Detector 2001_Optimized.pdf Automatic Lead Acid Battery Charger.pdf Automatic night-light feeds directly from the ac line 2012.pdf Automatic Water Pump.pdf AWA Model 137 Fisk Radiola.pdf Bathymetry.pdf Battery Conditioner Extends the Life of Li-Ion Batteries 2009.pdf Beginners Start Here Part 16 PRE 1966-02.pdf Beginners Start Here Part 2 Resistors in Parallel PrE 1964-12_Optimized.pdf Beginners Start Here Part 7 Electromagnetism 1965-05_Optimized.pdf Bias Compensation for TRANSISTOR OUTPUT STAGES_Optimized.pdf Bicycle Trafficator.jpg Bird Blaster.pdf Bird Blaster_Optimized.pdf Black Jack Game_Optimized.pdf Brain Teaser.jpg Build an op amp with three discrete transistors.pdf C oscillator has stable amplitude.pdf C oscillator has stable amplitude_Optimized.pdf Cable Tester.pdf Camping Trailer Monitor Unit_Optimized.pdf Capacitance Meter Adapter.pdf Car Audio Anti Theft Security.jpg Car Audio Capers Part 2 EAB 1999-12.pdf Car Interior Light Delay.pdf Car Theft Alarm for Classic Cars.pdf Cassette Auto-Shut Off_Optimized.pdf Cheap Light Meter 1984.pdf Cheap Rubber Feet.pdf Cheap Soldering Iron Stand.pdf Choke and Headlight Warning For Classic Cars 1983.pdf Christmas Tree Lighting with LEDs.jpg Circuit Board Etching_Optimized.pdf Code Making and Breaking 1999_Optimized.pdf Combi Gate Oscillator IC 2004_Optimized.pdf Compaact Power Supply for Testing Tube Circuits.pdf Complete Guide to Digital Audio-Middleton-2004.pdf Compressor - All Discrete 1975.pdf Constant Current Source for Tubes.pdf Constant Voltage Source.pdf Contactless Ringer for DIal Type Classical Telephones_Optimized.pdf Convert 1 to 5V signal to 4- to 20-mA output.pdf Crystal Controlled 1kHz Reference_Optimized.pdf Crystal Markers_Optimized.pdf Daisy-Chaining Decoder Chips_Optimized.pdf Daytime Running Lights in America by JLF 2011.pdf DC-DC Converter Notes in PA Amplifier in EA 1970-12.pdf DC-DC converter simultaneously doubles and inverts supply voltage.pdf Delayed Speaker Turn On.pdf Designing Speaker Crossover Networks 1976.pdf Digi-Course Chapter 7 EK 1986-06.pdf Digital Capacitance Meter.pdf Digital Delay Line Notes EPE 1995-11_Optimized.pdf Digital Delay Line Notes_Optimized.pdf Digital Jam_Optimized.pdf Digital Potentiometer 1981.pdf Digital Sampling Oscilloscope Adapter for PCs with a Parallel Port - Part 1 EA 1994-05.pdf Digital Tachometer Module 1988.pdf Diode-Transistor-MOSFET Tester 2019.pdf Dip Oscillators_Optimized.pdf Direct Conversion Shortwave Receiver 1988.pdf Dirty Finger Swirch.pdf Disco Sound and Light Considerations_Optimized.pdf DIY Non-Polarized Capacitor.jpg Drive 16 LEDs with one I-O line.pdf DSP Crossover - Equalizer etc for audio processing Part 1 SC 2019-06 - Soma parts may be difficult to find.pdf Dual Channel Digital Volume Control 2001_Optimized.pdf Dual Power Supply for Analog Circuits_Optimized.pdf Dynamic and Electrostatic Headphones 1974.pdf Dynamic vs Condensor Microphones for Sound Reinforcement 1974.pdf EAR1.pdf Earth Current Communications_Optimized.pdf Elapsed Time Meter.pdf Electronic Air Freshener 1981.pdf Electronic Building Blocks Part 2 PrE 1965-05_Optimized.pdf Electronic Diesel Engine Management Basics 1995_Optimized.pdf Electronic Mosquito Repeller 1976_Optimized.pdf Electrostatic Loudspeakers_Optimized.pdf EMC Guidelones 2006.pdf ETI-1410 PCBs.pdf Exclusive-OR Gate Applications_Optimized.pdf Experiments With A Transistor.pdf Fader switch uses inexpensive Controller 2009.pdf Fault finding in audio installations.pdf Feedback Pre-Amplifier for Magnetic Pickups 1948.pdf Feedback. Equalizer 1947.pdf First Answer Selector 1988 .pdf Flat Panel Display Technology.pdf Flexible Dual Control System.pdf Flight Simulator Encoder Notes EK 2004-01.pdf FM Bug.pdf FM IF Subsystem Notes EA 1975-07.pdf FM Tuning Indicator 1948.pdf Free 9V Battery Clips.pdf Freezer Alarm 1981.pdf Fuel Injector Monitor for 1990s Vehicles_Optimized.pdf Gain Controlled Microphone Preamp - IC is atill available but may be hard to find_Optimized.pdf Garage Door Circuit.pdf General Purpose 6AS7G Amplifier 1949.pdf Generation of 1-Sec Pulses Spaced 5-Sec Apart 2001_Optimized.pdf Guitar Amplifier with Effects 1999_Optimized.pdf H -F Equalization for Magnetic Pickups 1947.pdf Headphone Amplifier Phase Notes SC 1995-05.jpg Heater Supplies for Amplifier Hum Reduction 1948.pdf Hexadecimal Display Unit.pdf Hi-Temp Alarm.jpg Hifi and Dampness Notes.pdf High Amp Meters_Optimized.pdf High Power Triode Amplifier.pdf High Quality Amplifier with the 6AS7G 1948.pdf High Voltage Power Supply with 4 output Relays_Optimized.pdf High-Performance-Loudspeakers-Colloms-2nd ed-1980.pdf Hoffman's Law of Looking at Low Frequency Performance of Loudspeakers.pdf How the BBC and CIA Keep tabs on the World 1984_Optimized.pdf How To Rejuvenate Printer Ribbons.pdf Hum Free 9V Battery Eliminator_Optimized.pdf Immersion Heater Economy Circuit 1965_Optimized.pdf Impedance Measurement.pdf Improved current monitor delivers proportioal voltage output.pdf Improving Fast Logic Designs_Optimized.pdf In All Directions - Understanding Stereo Perception.pdf Increased Range for IR Systems.pdf Inductances in Series.pdf Inductive Discharge Ignition.pdf Inexpensive Oscilloscope Part 3 PrE 1965-05_Optimized.pdf Infra-red-Its Problems and Possibilities.pdf Infrared Cordless Headphone 2001_Optimized.pdf Infrared Detector_Optimized.pdf Infrared Temperature Transmitter.pdf Interfacing Between Logic Families.pdf Intergrated Current Sensing for Monitoring and Protection_Optimized.pdf Inverting level-shift circuit has negative potential.pdf Investigator Oscilloscope Errara PrE 1967-07.pdf Isolated Multi Output Power Supply_Optimized.pdf Keyboard Sound.pdf Kim Stanley Robinson on why _generation ships_ won't happen.pdf Lamp Delay for Classic Cars.jpg Lath-E-Boy High Power Lathe Controller Nores - Safert Warning SC 2018-01.jpg Lifting the veil on gender apartheid.wpd Link Coupling 1947.pdf Live Mains Detector 1999.pdf Loudness Control 1948.pdf Loudspeakers - The First 111 Years Part 1 MAPLIN 1988-9-11.pdf Loudspeakers-The-Why-&-How-of-Good-Reproduction.pdf 3rd Edition 1949.pdf Low Loss Tone Control 1949.pdf Low Power Cathode Coupled Amplifier 1949.pdf Mains Manager_Optimized.pdf Mains Operated Christmas Star_Optimized.pdf Mains Signalling Unit Notes_Optimized.pdf Making Your Own PCBs by the Ultraviolet Method.pdf Matching Impedances in Tube Audio Gear.pdf Micro Drives Piezo buzzer at high voltage through one pin.pdf Microseconds to dB Conversion Table.pdf Microwave Considerations for Resistors and Capacitors_Optimized.pdf Modular Circuit Design Part 4 EPE 1996-02.pdf Modulation Systems Part 2 EK 1975-04.pdf Monster Flasher.pdf Monster Flasher_Optimized.pdf Monster Flasher_Optimized_Optimized.pdf Moose Call.jpg Mousetrap ETI-1524 Notes.pdf Moving Iron Phono Pickup Preamps 1947.pdf MPEG Standards Part 2 EAB 1999-12.pdf Multi-Channel Sound and the Need for Directional Loudspeakers_Optimized.pdf Multiway Touch Switch.pdf Musician's Amplifier (Williamson) 1949.pdf Musicolour III Notes EA 1976-09_Optimized.pdf Neon Flashlight_Optimized.pdf New Voices for your older Organ.pdf Nine Chime Doorbell.pdf Novice Transmitter for 3.5M Band 1976.pdf Obtain a Gain of 450 From One Vacuum Tube.jpg Offline supply drives LEDs.jpg Op-Amp Cookbook - Note that 741 can be replaced with 1 section of an LM324 but pinout is different 1983_Optimized.pdf Op-Amp Cookbook fot the CA3080 - Note the CA3080 is still available but may be difficult to find_Optimized.pdf Op-Amp Cookbook Part 1 EAB 2001-03 Basics.pdf Op-Amp Cookbook.pdf Op-Amp Cookbook_Optimized.pdf Outsourcing to China in question 2009.pdf Parametric Amplifiers for RF_Optimized.pdf Passive AM Tuner 1948.pdf PCB ETI-268.pdf PCB ETI-335.pdf PCB for First Steps Elektor 2004-05.pdf PCB for Wind Speed and Direction Mater Elektor 2004-05.pdf PCBs for High End Preamp Elektor 2004-05.pdf PCBs Wind Speed & Direction Elektor 2004-05.pdf Pea-Zo Whistle_Optimized.pdf Phono Preamp with æA739.pdf PIC Electric Meter Part 1 EPE 1996-02 - Requires a software download that may not me available.pdf Playmaster Amplifier Notes EA 1981-08.pdf Playmaster Mixer Notes EA 1975-02.pdf Power Amplifiers and the Loudspeaker Load.pdf Power Down Mains Appliance Timer ETI 265 1983.pdf Powering LEDs on the AC Mains.pdf Precision Amplifier With Digital Control 2001_Optimized.pdf Problems with CD Ignition Notes 1981.pdf Process Control with Personal Computers Part 2 ME 1987-10 - Check on IC availability.pdf Programmable Pulse Generator_Optimized.pdf Proportional Temperature Controller 1987 - Check for IC availability.pdf Push Pull Tube Phase Splitter aka Cathodyne Phase Splitter 1947.pdf Radial Time Bases for Radar 1947.pdf Radioactivity Experiments Part 2 PrE 1964-12_Optimized.pdf Rain Detector.pdf Reactance-Frequency Chart.pdf Reducing Old Valve Receiver Oscillator Drift.pdf Resistance Bridges and a Resistance Decade Box 1986.pdf Robotic Arm Techniques 1983.pdf Rodent Repeller.pdf Russian Radiola.pdf Satellites and Shortwave 1984.pdf Scanning RF Signal Generator Part 1DC 2019-06 Reuires a module and possible programming of a æC.pdf SCRs, Triacs and Power Control.pdf Seconds and Minuttes Clocks from DCF77 notes EK 2003-07-08.pdf Self Switching Power Supply.pdf Sequencer Design_Optimized.pdf Sequential Timer.pdf Series and Parallel Resistor and Capacitor Values.pdf Servo Pulse Generator.pdf Shunt Regulator eases power-supply-start-up woes 2005.pdf Simple LED Bracket.pdf Simple Low Cost Digital Code Lock_Optimized.pdf Simple Pressure Sensor.pdf Simple Q Meter Notes EA 1975-11.pdf Simple RC Filters for Phonograph Amplifiers 1947.pdf Simple Telephone Ring Tone Generator.jpg Simple Thermostat_Optimized.pdf Solar Metronome.jpg Solid -State Audio Circuits Part 2 of 2 ME 1986-10 Pre-amplifiers and tone control circuits.pdf Solid STate Hang AGC.pdf SOLID-STATE FLASHERS FOR LIGHT DISPLAYS_Optimized.pdf Son of Theremin.jpg Sound Swiitch Notes EPE 1995-10.pdf Speedo, Clock & Volume Control for the Car 2019 - Needs firnware download. Some parts may be difficult to find.pdf Square Wave Converter.jpg Steering Wheel to Audio Button Adapter 2019- Requires firmware download.pdf Stereo Dynamic Noise Filter_Optimized.pdf Stereo Infrared Remote Control Notes EA 1979-10.pdf Superconductors in 2001.pdf Television Aerials 1947.pdf Testing High Quality Lousdpeakers Part 1 AHFH 1974.pdf That's Audio Folks.pdf The Antenna Noise Bridge.pdf The Business Side of Professional Audio.pdf The Case for the Condensor Microphone.pdf The Catastrophe_ Climate change and the 22nd Century.pdf The Field Effect Transistor.pdf The Field Effect Transistor_Optimized.pdf The Incredible Secret Money Machine Review - Great book - It worked out well for me.pdf The Oscilloscope In Audio 1979.pdf The Oscilloscope.pdf The Rise of the Low Powered Vacuum Tube.pdf The RS Flipflop_Optimized.pdf The Search for an Optimum Transission Line Loudspeaker.pdf The Secret World of the Hi-Fi Reviewer.pdf The Versatile NAND Gate.pdf The-Best-of-Audio-1959.pdf The-Hi-Fi-Handbok.pdf Theory of getting Fast Fourier Transforms on a Computer_Optimized.pdf There Is More Than One Way to Design an amplifier.pdf Thermometer to Thermostat Conversion Notes EK 1982-10.jpg Through the Mains Signalling Unit Part 2 EPE 1996-02.pdf Tie The End of that Trimpot.pdf Time Alignment in Loudspeakers 1977.pdf Time Switch 2001_Optimized.pdf Timer Switch for Appliances - Requires Firmware Download.pdf Tinker's Blinker - Magic Wand 1984.pdf Tips on Building Electronic Projects from Magazine Articles.pdf Transformer Impedance.pdf Transition Frequency Compensation 1947.pdf Troubkleshooting an Ignition System with a Digital Multimeter_Optimized.pdf Troubleshooting Capacitor Issues in Vintage Radios.pdf True RMS Adapter.pdf Tuned Audio Frequency Filters 1947.pdf Turntables Part 3 Audio 1977-08 Tone Arm Design.pdf TV Coaxial Cable Splitter.pdf Two Valve Short Wave Receiver 1965_Optimized.pdf Understanding Magnetic Tape Specifications Part 1 dB 1979-10.pdf Unique Continuity Tester.pdf Universal High Resistance Voltmeter 2001_Optimized.pdf Use a system's real-time clock to hide a code sequence.jpg Use a Transistor as a heater.jpg Use two phases to cut and improve EMI 2009.pdf Using 2 Wires for a Remote Opto Interupter 1983.pdf Using a Raspberry Pi as an internet gateway for ATMEGA - May require a software download - Part 1 EK 2014-03.pdf Using a Raspberry Pi as an internet gateway for ATMEGA - May require a software download - Part 1 EK 2014-03_Optimized.pdf Using an LED as an adjustable Light Sensor.jpg Using and Stabilizing varactor diodes_Optimized.pdf Using E-Paper Displays.pdf Using Tune Up Instruments on Classic Cars_Optimized.pdf Valve Distortion Unit.pdf Vari Speed Dice.pdf Variable Light Flasher.pdf Vented Speakers Part 1 EA 1981-08.pdf VHF Broadcast Receiver Part 2 PrE 1964-12_Optimized.pdf Visual BASIC Programming for Electronics Enthusiasts.pdf Waa-Waa Effects Pedal_Optimized.pdf Wave Power_Optimized.pdf Wave Power_Optimized_Optimized.pdf Why and How of Horn Loudspeakers 1974_Optimized.pdf Why Some CMOS Circuits Don't Work As You Expect_Optimized.pdf Why Some CMOS Circuits Don't Work.pdf Wind Direction Indicator.pdf Wire Wrap Breadboarding_Optimized.pdf Wireless temperature monitor has data-logging capabilities.pdf Wiring Probe.pdf World's First IC from 1926_Optimized.pdf Zen and the Art of digital trechnology.pdf