|
|
| 18th October 2007 |
| The colour of the dots on the map shows the quality of the signal |
|
| dark blue being a poor signal, red being the best signal. |
|
|
|
|
| 18th October 2007 |
| The colour of the dots on the map shows the quality of the signal |
|
|
| dark blue being a poor signal, red being the best signal. |