| Although the adverts would have you think that you can use your mobile phone absolutely everywhere, probably every owner of a GSM phone...
| Although the adverts would have you think that you can use your mobile phone absolutely everywhere, probably every owner of a GSM phone...
| From the World of Electronics
| The starting point for this design is the well-known 5/8-lambda whip antenna with base coil as used for mobile communications in the 2-...