iiinova — where your digital self keeps evolving

Peter Dalmaris @peterdalmaris.bsky.social · 26/09/2026

Want to take your PCB design skills further? Explore KiCad Like a Pro and our KiCad learning resources: techexplorations.com/kicad

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Peter Dalmaris @peterdalmaris.bsky.social · 26/09/2026

What changes when PCB design moves beyond the basics? BGA routing, signal integrity, eMMC, power delivery and thermal management bring very different challenges. Peter explores five of them and the thinking behind solving them. #PCBDesign #KiCad #Electronics

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Peter Dalmaris @peterdalmaris.bsky.social · 23/09/2026

Arduino's first AI board — the Uno Q. Dual-brain architecture: Qualcomm AI processor + STM32 microcontroller in the classic UNO form factor. I tested it. Here's my honest review + 10-min video: app.txplo.re/unoq1

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Peter Dalmaris @peterdalmaris.bsky.social · 23/09/2026

Two new posts on Wrappa, a local-first IoT platform built on Node-RED by two Australians. No cloud, no subscription, drag-and-drop flows on a Raspberry Pi hub. Genuinely refreshing in a market dominated by big-tech IoT. System review: txplo.re/wrappa1 BMP280 demo: txplo.re/wrappa2

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Peter Dalmaris @peterdalmaris.bsky.social · 23/09/2026

Part 2 of my Arduino Uno Q series: building a real AI person detector. USB webcam + AI inference + LED matrix output. 40-min tutorial covering the bridge between Python and Arduino. app.txplo.re/unoq2 Missed part 1? Start here: app.txplo.re/unoq1

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Peter Dalmaris @peterdalmaris.bsky.social · 23/09/2026

New review published on Tech Explorations: CrowPanel Advanced 7" ESP32-P4 Smart Display. This device is a powerful platform designed for embedded GUIs and edge-AI applications. Article + YouTube hands-on video. app.txplo.re/crowpanel1 #ESP32 #Embedded #IoT #Electronics #TechExplorations

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Peter Dalmaris @peterdalmaris.bsky.social · 22/09/2026

New course: design a 64 GB USB thumb drive in KiCad 10. Covers BGA fanout at 0.5 mm pitch, USB differential pair routing, eMMC signal integrity, and a 4-layer stackup. 30% off until Sunday 24 May. txplo.re/smartusb #KiCad #PCBdesign

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Peter Dalmaris @peterdalmaris.bsky.social · 22/09/2026

This article is a preview from my upcoming course on filters. I use real experiments and simple explanations to make the concepts accessible, whether you’re just starting out or looking to refresh your skills.

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Peter Dalmaris @peterdalmaris.bsky.social · 22/09/2026

New blog post: I explore the impulse response of first-order filters, with a full lecture video included. See how low-pass and high-pass filters react to sharp signals, and learn how to analyze their behavior in your own circuits. Read and watch: app.txplo.re/impulse

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Peter Dalmaris @peterdalmaris.bsky.social · 21/09/2026

New lectures in High Speed PCB Design with KiCad with the repair and first boot of the LattePanda Mu boards. It includes my PCB rework under a microscope, new buck converters, fixing solder bridges rewiring around R46. Both boards are now alive! Details: app.txplo.re/dfd473

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Peter Dalmaris @peterdalmaris.bsky.social · 20/09/2026

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Peter Dalmaris @peterdalmaris.bsky.social · 20/09/2026

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Peter Dalmaris @peterdalmaris.bsky.social · 20/09/2026

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Peter Dalmaris @peterdalmaris.bsky.social · 20/09/2026

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Peter Dalmaris @peterdalmaris.bsky.social · 19/09/2026

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Peter Dalmaris @peterdalmaris.bsky.social · 19/09/2026

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Peter Dalmaris @peterdalmaris.bsky.social · 19/09/2026

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Peter Dalmaris @peterdalmaris.bsky.social · 18/09/2026

I’m designing a hands-on course on RC and RL filters — Python, CircuitLab, real circuits, and the Analog Discovery 3. What would you like to see in it? A specific circuit? More audio examples? 💬 Let me know below or on the blog. #Electronics #AD3 #FilterDesign #STEMlearning

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Peter Dalmaris @peterdalmaris.bsky.social · 18/09/2026

I’m building a new course on filters—learn RC & RL filters with Python, CircuitLab, and the Analog Discovery 3. Simulate it, build it, see it. app.txplo.re/filters #Electronics #STEM #Python #CircuitDesign #AD3