• December 2015 Back Issue

    December 2015 Back Issue

    Projects & Circuits: High-Energy Multi-Spark CDI For Performance Cars – Part 1; TDR Dongle For Oscilloscopes; The Currawong Stereo 10W Valve Amplifier – Part 2. Series […]

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  • November 2015 Back Issue

    November 2015 Back Issue

    Projects & Circuits: The Currawong 2 x 10W Stereo Valve Amplifier – Part 1; 48v Dual Phantom Power Supply for Di Boxes and Condenser Microphones; Programmable […]

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  • October 2015 Back Issue

    October 2015 Back Issue

    Projects and Circuits: Digital Effects Processor For Guitars and Musical Instruments; Opto-Theremin Part 2; Courtesy LED Lights Delay For Cars. Series & Features: Techno Talk; Teach-In2015 – […]

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  • September 2015 Back Issue

    September 2015 Back Issue

    Projects & Cicuits: OPTO-Theremin Part 1; Wideband, Active Differential Oscilloscope Probe, Mini-D Stereo 10W/Channel Class-D Audio Amplifier. Series & Features: Techno Talk, Teach In 2015 Part 8; […]

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  • August 2015 Back Issue

    August 2015 Back Issue

    Projects & Circuits: Build The Nirvana Valve Sound Simulator; Resistor-Capacitor Decade Substitution Box; Tempmaster Thermostat MK3. Series & Features: Techno Talk; Teach In 2015- Discrete Linear Circuit […]

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  • July 2015 Back Issue

    July 2015 Back Issue

    Projects & Circuits: L-O-O-O-N-G Gating Times for the 12-Digit High-Resolution Counter; Threshold Voltage Switch; Touch-Screen Digital Audio Recorder – Part 2. Series & Features: Techno Talk, […]

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  • June 2015 Back Issue

    June 2015 Back Issue

    Projects & Circuits: Touch-Screen Digital Audio Recorder – Part 1; Burp Charge Your Batteries. Series & Features: Techno Talk; Raspberry Pi For Dummies; Half A Century […]

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  • May 2015 Back Issue

    May 2015 Back Issue

    Projects & Circuits: Low-Cost Precision 10V DC Reference For Checking DMMs; Deluxe Fan Speed Controller; RGB LED Strip Driver. Series and Features: Techno Talk; Teach-In2015 – Discrete […]

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  • On Sale
    April 2015 Back Issue

    April 2015 Back Issue

    Projects & Circuits: A Rubidium Frequency Standard For A Song; USB/RS-232C Interface; Building Our New Super SMooth, Full-Range, 10A/230V Speed Controller for Universal Motors Part 2. […]

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  • March 2015 Back Issue

    March 2015 Back Issue

    Projects & Circuits: Super Smooth, Full-Range, 10A/230V Speed Controller For Universal Motors; Stereo Echo & Reverb Unit; “Tiny Tim” Stereo Amplifier – Part 3. Series & […]

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  • February 2015 Back Issue

    February 2015 Back Issue

    Projects & Circuits: Audio Delay For PA Systems; “Tiny Tim” Stereo Amplifier Part 2; PortaPAL-D Part 3. Series & Features: Techno Talk; Teach In 2015; Net […]

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  • January 2015 Back Issue

    January 2015 Back Issue

    Projects & Circuits: Tiny Tim Stereo Amplifier Part 1; PortaPAL-D Part 2; SiDRadio – More Reception Modes. Series & Features: Techno Talk; Teach In 2014 Upadate […]

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