IoT M2M blog

The home of free hints and tips about wireless IoT / M2M

Category: M2M componets

Hospital for Antennas – Our second IoT M2M out-patient – cellular stubby antenna

Stubby cellular antenna with right angle SMA

Our second patient has a name as well. The manufacturers have called it the cellular stubby antenna. Further details about the second mobile antenna patient are given in the test below. Here are the medical records of the cellular stubby antenna: Frequency bands: GSM 850/900 MHz, GSM 1800 / 1900 MHz, UMTS 2100 Frequency range: […]

Hospital for Antennas – Our first IoT M2M out-patient

Penta band PCB antenna 40x15x0.4 mm

Our patient has a name. The manufacturers have called it the Penta-band PCB antenna. More details about the first mobile antenna patient are revealed in the test below. Here are the medical records of the Penta-band PCB antenna: Frequency bands: GSM 850/900 MHz, GSM 1800 / 1900 MHz, UMTS 2100 Frequency range: 824 – 960 […]

Bluetooth Low Energy – the digital Swiss knife – part 1

BLE Bluetooth Low Energy beacon at key-fob

What to do with Bluetooth Low Energy? Which applications can we cover? Several short articles shall give you an idea for useful applications on BLE. The first article is related to my lost key-fob. BLE beacon at key-fob (1) Estimated twenty-five years ago I lost my keys at the ruins of Corinth in Greece. I […]

6LoWPAN test setup

Test of 6LoWPAN in a city In the first step you need an 6LoWPAN evaluation kit with its two main and RF adapter boards and sensors plus one USB dongle. The USB dongle you connect to your laptop. The source code of the main boards will run as node and router in same time. In […]

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