How Much Signal Do Building Materials Block? Real Bluetooth LE Measurements
We tested ABS plastic, ceramic tile, drywall, insulation, and aluminum in a $4,000 RF chamber. How much does each block Bluetooth LE at 2.4 GHz?
Bluetooth LE
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Inside the RF Chamber — Episode 1: How Much Signal Do Building Materials Actually Block?
How much signal do common building materials actually block? We tested five materials inside a $4,000 RF shielded chamber with real Bluetooth LE measurements.
Inside the RF Chamber — Episode 0: The Complete Test Walkthrough
Hands-on first test of a Ramsey STE3000M RF shielded enclosure with a BleuIO Bluetooth LE dongle, with door open vs closed scan results.
Inside the RF Chamber — Episode 0: Can an RF Shielded Enclosure Really Block Bluetooth LE Signals?
I tested a Ramsey STE3000M RF shielded enclosure with a Bluetooth LE dongle. Door open vs. closed scan results show dramatic signal isolation.
Why I Built My New Bluetooth LE Course with BleuIO and AT Commands
After years of SDK-based Bluetooth LE training, I found a faster way. Here's why seeing both sides of the connection makes the protocol click.
Introducing BleuIO Explorer: A Free Web-Based Bluetooth LE Debugging Tool
BleuIO Explorer is a free, browser-based Bluetooth LE debugging tool. Scan for devices, explore GATT services, read/write characteristics.
Getting Started with BleuIO: Your First Bluetooth LE Commands in 10 Minutes
Learn Bluetooth LE the easy way: no SDK, no embedded C, no compilation. Get your BleuIO dongle scanning in under 10 minutes with simple AT commands.
Location Awareness of Bluetooth LE Connections by Monitoring RSSI From Multiple Devices
How Silicon Labs' Bluetooth Connection Analyzer uses RSSI monitoring across multiple friend devices for accurate positioning and connection handover.
Choosing a Wireless Technology For Your Project
Choose the right wireless technology for your IoT project: Bluetooth LE, Wi-Fi, Zigbee, Z-Wave, LoRaWAN, and cellular compared on range and power.
7 Cool Projects You Can Build with the InPlay NanoBeacon™ IN100
Seven practical IoT projects you can build with the InPlay IN100 NanoBeacon, from weather stations to leak detectors, with zero code required.
Bluetooth Low Energy (BLE): A Complete Guide
What is Bluetooth Low Energy? A developer's guide to the Bluetooth LE protocol stack, GAP, GATT, advertising, and building your first application.
How to Choose a Bluetooth LE Module for Your Project
A practical guide to selecting the right Bluetooth LE module for your project: features, power, antenna types, certifications, and popular vendors.