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Practical Electronics UK readers SAVE £1 on every issue SUBSCRIBE NOW! Practical Electronics Practical Electronics Practical Electronics Practical Electronics Practical Electronics The UK’s premier electronics, computing and maker magazine The UK’s premier electronics, computing and maker magazine The UK’s premier electronics, computing and maker magazine The UK’s premier electronics, computing and maker magazine The UK’s premier electronics, computing and maker magazine Circuit Surgery Measuring frequency response with a PC sound card, part 2 Audio Out An instrument fuzz box with germanium transistors 3D Printer Filament Dryer Putting it together Teach-In 12: a new series on radio technology! 01202 087631 Circuit Surgery Signal conditioning using op amps. Audio Out Finishing the ‘Transmanium’ germanium fuzz box. Teach-In 12 Part 2: introducing RF components & circuits Energy Harvesting Small amounts of electricity from the environment. Circuit Surgery Analysing circuit frequency responses mathematically. VariableSpeed Drive for Induction Motors ... including a modern ‘crystal’ radio set to build Teach-In 12 Part 4: softwaredefined radio Audio Out Circuit Surgery A plethora of fuzz pedals Op amp gain, phase, stability & bandwidth Max’s Cool Beans Updating the display after button presses Teach-In 12 Part 5: all about radio antennas Multi-waveform Function Generator using op amps High-current Inductor Tester Techno Talk – AI and cameras helping blind people Cool Beans – connecting the console 7-segment displays Nikola Tesla – the conclusion to his life of inventions HighBandwidth Differential Probe Digital Capacitance Meter PLUS! <at>practicalelec Max’s Cool Beans Cartridges for the retro games console PLUS! Nov 2025 £5.99 11 9 772632 573030 practicalelectronics Techno Talk – Modern intertial navigation systems. Cool Beans – Tracking and displaying our game score. 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Jan 2026 £5.99 Techno Talk – ultra-low-power comms Raspberry Pi Pico 2 review Mini “UPS” module review 01 9 772632 573030 practicalelectronics www.electronpublishing.com <at>practicalelec Feb 2026 £5.99 02 9 772632 573030 practicalelectronics PLUS! Mar 2026 £5.99 Techno Talk – physics lessons with a smartphone Data Centres – what happens behind the scenes The Fox Report – Windows network file sharing tips and hints www.electronpublishing.com <at>practicalelec 03 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 Select Publisher Services Ltd  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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