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: […]
Category: M2M componets
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 […]
Last week a big package of antennas reached me. Step by step I will make the description of the antennas public. The picture shows an antenna for GSM and UMTS flying over ground plane. Such an antenna will radiate directional. This is perfect if you plan a people or pet tracker close to human or […]
If you are in GPS tracking business and have customers or plans to deliver to Russia, then it makes sense to have a look on a combined GPS/Glonass module.
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 […]
iBeacon are radio devives on in 2400 MHz range. They use the new Bluetooth 4.0 specification. BT 4.0 is split in classic Bluetooth and Bluetooth Low Energy. Bluetooth Low Energy was previously called Bluetooth Ultra Low Power, and in early 2001, was WiBree. “Wi” for wireless, and “Bree” for Bree in the Lord of the […]
Question about Bluetooth Low Energy (BLE) in home automation to me: Q: I’m working for an IoT start-up and we are looking at BT 4.0 for communication in home automation. We would really like to know about your opinion about BT 4.0, while we have ZigBee and other protocols for home automation, I feel the […]