GSM Activity Scan Results

Some preliminary scan results are available. These results where obtained by connecting a prepared GSM to the RS232 Prototype. The Waveforms and Tuning data where captured on a PC using the data acquisition board.

900Mhz results during a 6 hour scan. Some channels jump out and vary during time. Please note that 932.2 Mhz shows almost no variation

900 Mhz, broadcast channels filtered out

1800 Mhz results during a 6 hour scan. Some channels jump out and vary during time.

1800Mhz, grouped by provider (frequency source: http://www.scannersitefrl.nl/)