Сергей Даниленко

Просто живу

[Electrical Knowledge @electric_4u]

HDD vs SSD vs NVMe

[Electrical Knowledge @electric_4u]

USB TYPE-C

[RayPCB @RaymingTech]

🚀 Microcontrollers: The Brains Behind Innovation

From DIY hobby projects to industrial automation, microcontrollers are everywhere. But with so many options on the market, choosing the right one can feel overwhelming.

To help you navigate, here’s a quick breakdown of popular choices and their strengths:

Arduino Uno R3 – Beginner-friendly, ideal for learning and rapid prototyping.

ESP32 – Built-in Wi-Fi + Bluetooth, a powerhouse for IoT applications.

Raspberry Pi Pico – Affordable ARM Cortex-M0+ with solid performance.

Teensy 4.1 – Ultra-fast, perfect for audio processing and real-time tasks.

MSP430 LaunchPad – Ultra-low power design, the battery-life champion.

ATtiny85 – Tiny footprint, mighty capability for simple projects.

👉 Each board shines in its own way—whether you need speed, connectivity, low power, or ease of use.

What’s your go-to microcontroller for new projects? Let me know in the comments

[Electrical Knowledge @electric_4u]

How to Test PNP & NPN Transistors with a Multimeter

[How To Learn Computer @Computerlearn_]

Pentium MMX 133 Mhz - 32 Mb Ram - Windows 98

[Elon Musk @elonmusk]

Bamf

[Astronomy Vibes @AstronomyVibes]

🚨: Watch Sombrero galaxy in real time as seen from a backyard telescope, 31.1 million light-years away from our Milky Way galaxy.

[Tesla Owners Silicon Valley @teslaownersSV]

RAPTOR 3: THE MOST ADVANCED ROCKET ENGINE EVER BUILT
SpaceX’s Raptor 3 represents a massive leap in rocket engine design.
Key upgrades include:
• No external heat shield — Full regenerative cooling runs through the entire engine, dramatically simplifying the design and reducing weight.
• Record thrust-to-weight ratio — Higher chamber pressure delivers significantly more thrust per pound than previous versions.
• Simplified architecture — Fewer parts and integrated plumbing mean faster manufacturing, lower cost, and higher reliability.
Elon Musk on Raptor 3:
“Raptor 3 engine is a very advanced engine, by far the best rocket engine ever made.”
This engine powers Starship V3 and V4, pushing the stack toward 10,000+ tons of thrust while making rapid reusability realistic — the key to high-cadence launches and building a self-sustaining city on Mars.
Raptor 3 isn’t incremental.

[Dima Zeniuk @DimaZeniuk]

Technology moves us forward, not politics