All items tagged with Portable and communication (4)

| Proliferation of mobile phones is already a fact, but worldwide mobile telephone communication has become possible only with the advent...

| Mobile communication has taken the world by storm, with unprecedented acceptance by the general public. A few years ago, a carphone would se...

| The advantage of a touch witch over a traditional, mechanical, witch is that its operation is not degraded by wear and tear.

| The 2-metre band has been popular tor three decades and Ionger tor short, medium-range and mobile communication between radio amateurs,...