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Practical Electronics The UK’s premier electronics and computing maker magazine Circuit Surgery Ideal diode controllers KickStart Advice on selecting your first oscilloscope Multimeter Checker/ Calibrator Audio Out Scratchy potentiometers: analysis and solutions Superb dsPIC-based MIDI Spectral Sound Synthesiser Practical Electronics The UK’s premier electronics and computing maker magazine Practical Electronics The UK’s premier electronics and computing maker magazine 01202 087631 Circuit Surgery Modelling ideal diode controllers Make it with Micromite Understanding Hue Hub JSON data processing 0-110dB RF Attenuator For Signal Generators Audio Out Ideas for Recycling and reusing scrapped audio gear Build our Wide-range Ohmmeter Circuit Surgery Understanding and using gyrators Make it with Micromite Finishing the PicoMite smart light controller software GPS-Synchronised Analogue Clock Using PAS CO2 Air Quality Sensor Modules Microchip Explorer 16/32 Development Board Microchip SAM9X60 Curiosity Development Board Mini LED Driver Techno Talk – AI and robots – what could go wrong? Cool Beans – Arduino Bootcamp: brackets and arithmetic Net Work – Internet-enabled weather station <at>practicalelec Kick Start Audio Out Using colour LCD displays with the Raspberry Pi Pico A practical discrete audio op amp Model Railway Auto Level Crossing & Signal Control Circuit Surgery Gyrators and parametric equalisers Electronic Building Blocks Jul 2023 £5.99 07 9 772632 573030 practicalelectronics PLUS! Upgrading the Universal Battery Charge Controller Techno Talk – How long until we’re all out of work? Cool Beans – Arduino Bootcamp: rolling the dice Net Work – AI, EVs and exploring Mars www.electronpublishing.com <at>practicalelec Aug 2023 £5.99 08 9 772632 573030 practicalelectronics Techno Talk – My truth, your truth and AI Cool Beans – Arduino Bootcamp: new boards update! Net Work – Routers, power supplies, TEMU and more www.electronpublishing.com <at>practicalelec Microchip MPLAB PICkit 5 WIN! WIN! Completing the Wide-range Ohmmeter PLUS! Sep 2023 £5.99 09 9 772632 573030 practicalelectronics PIC/AVR Breakout Boards PLUS! Techno Talk – Holy Spheres, Batman! Cool Beans – Arduino Bootcamp: resistors and pots Net Work – AI-powered image processing www.electronpublishing.com <at>practicalelec Oct 2023 £5.99 10 9 772632 573030 practicalelectronics Constructing the discrete audio op amp WIN! WIN! Multi-Stage Buck-Boost Battery Charger Audio Out Building a long-distance remote-control switch DC Supply Filter for Vehicles Microchip MPLAB ICD 5 Superb audio discrete operational amplifier WIN! Choosing your first ‘scope www.electronpublishing.com Circuit Surgery Using gyrators to build equalisers Practical Electronics The UK’s premier electronics and computing maker magazine WIN! WIN! PLUS! Audio Out Designing a practical discrete audio op amp PicoMite smart light Controller Microchip Integrated Graphics and Touch Curiosity Evaluation Kit WIN! Using MOS Air Quality sensors Practical Electronics The UK’s premier electronics and computing maker magazine InductanceCapacitance Meter Mk3 Panel upgrades: learn to anodise aluminium at home Interfacing dust and particulate sensors to the Arduino Uno PLUS! Techno Talk – Where’s my pneumatic car? Cool Beans – Arduino ‘gazintas’ and ‘gazoutas’ Net Work – Logitech mice and the ORA Funky Cat BEV www.electronpublishing.com <at>practicalelec Nov 2023 £5.99 11 9 772632 573030 practicalelectronics Take out a one-year subscription and save more than £10 over the year. Even better – save over £1 per issue if you subscribe for two years – a total saving of £26. 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We accept MasterCard or Visa. (For past issues see the Back Issues page.) SUBSCRIPTION ORDER FORM  6 Months:.UK £33.99, Europe £38.99 (Airmail), Rest of the World £46.99 (Airmail)  1 Year: UK £59.99, Europe £69.99 (Airmail), Rest of the World £84.99 (Airmail)  2 Years: UK £114.99, Europe £129.99 (Airmail), Rest of the World £164.99 (Airmail) To: Practical Electronics Subscriptions PO Box 6337 Bournemouth BH1 9EH United Kingdom Tel: 01202 087631 Email: pesubs<at>selectps.com I enclose payment of £ .............. (cheque/PO in £ sterling only) payable to Practical Electronics  Please charge my Visa/Mastercard My card number is: ....................................................................... Please print clearly, and check that you have the number correct Card Security Code .................. Valid From Date........................ (The last 3 digits on or just under the signature strip) Card Ex. Date ...................................... 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