IoT M2M blog

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

Tag: Antenna

How to connect your embedded antenna with your wireless module? EA#

Transmission line: The PCB track between GSM module and embedded antenna PCB trace impedance / transmission line calculators If there is no coaxial cable between your antenna and the GSM module then there is often a PCB track. A coaxial cable has an inner conductor, an isolator and a shielding. GSM modules or other wireless […]

Which radio approvels has your M2M device to pass? EA#

The table with radio approvals is not complete. Testing for world region Reference Type of testing Specifiaction Notes Europe R&TTE Directive Article 3.2 Mobile Communication – Radiated Spurious Emission 2G EN 301 511 POS terminal, People tracker, Electricity meter Europe R&TTE Directive Article 3.2 Radio – Radio test EN 300 220 – Transceiver (Tx, Rx […]

How will the ground plane effect your embedded antenna? EA#

The size of the ground plane of your embedded antenna will effect the performance In the introduction it was mentioned that the enclosure and the components close to the embedded antenna like battery or display will interfere. The size of your PCB will have an effect of the performance of your selected embedded antenna as […]

Wireless M2M training for free: Sep 25-27, Berlin, Germany

Developers can get up to 3 days trainings on Wireless M2M free of charge. Other companies have to charge Euro 750 per day for such an event. These lessons are for free. The snacks, lunch and the drinks are free as well. Take the chance to listen in day time and to enjoy Berlin at […]

The smallest GPS module with embedded GPS antenna?

Is that really the smallest GPS module with embedded GPS antenna? GPS module Unique Features Extremely tiny form factor 9.6 x 14.0 x 1.95 mm -> I found no smaller GPS module Low power consumption: 68 mW@ 1.8 V -> I found no other GPS module with lower power consumption Only 125uA in average consumption […]

Ultra light GSM / GPS tracker

GSM / GPS modules on FR4 with copper foil offers proper ground plane This concept shows an ultra light GSM/GPS tracker to track tiny animals like birds or prairie dogs. It also can be used to track expensive oil on canvas. The concept is following  the idea of cost reduction by using of free of […]

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