Practical Electronics No 1 2024

Read in the issue 1 Practical Electronics 2024

Q Meter by Charles Kosina. We’ve published numerous LC meters that can measure inductance and capacitance, but you might need to know the quality factor (Q) of an inductor, not just its inductance. This Q Meter uses a straightforward circuit to measure Q up to values of about 200.
Raspberry Pi Pico W BackPack by Tim Blythman. Our Raspberry Pi Pico BackPack from March 2023 has a powerful dual-core 32-bit processor, 480 x 320 pixel colour touchscreen, onboard real-time clock, SD card socket, stereo audio output and infrared receiver. Now, for about £5 more, it has Wi-Fi too!
Active Subwoofer - Part 1 by Phil Prosser. This subwoofer is designed to be a no-compromise approach to a ‘sub’, making it a perfect match for a high-quality home theatre system, or as part of a high-fidelity stereo system.

Practical Electronics Magazine is the No. 1 UK magazine for hobby electronics enthusiasts everywhere. Each month’s issue is packed with practical constructional projects for the hobbyist, special features, advice and adverts from specialist electronics suppliers and more besides.

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