FreeCalypso > hg > freecalypso-reveng
changeset 280:493bfe847128
compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Sun, 17 Feb 2019 00:42:34 +0000 |
| parents | a7707c174510 |
| children | b7d93ff628a8 |
| files | compal/c139-rssi compal/c139-txcal |
| diffstat | 2 files changed, 19 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/compal/c139-rssi Sun Feb 17 00:42:34 2019 +0000 @@ -0,0 +1,13 @@ +The following RSSI display thresholds have been observed on a North American +C139 phone (sw ver 1.0.07) tested on our CMU200 in the PCS band; each number of +bars given below appears when the BCCH signal level on the CMU200 is set to +greater than or equal to the corresponding number: + +5 bars threshold: -86 dBm +4 bars threshold: -94 dBm +3 bars threshold: -98 dBm +2 bars threshold: -102 dBm + +1 bar appears until complete loss of service + +No Pirelli-like 5 dB hysteresis is seen on this phone.
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/compal/c139-txcal Sun Feb 17 00:42:34 2019 +0000 @@ -0,0 +1,6 @@ +Calibrated Tx power levels on a North American C139 phone, PCS band: testing +with CMU200 reveals that the highest PCL 0 is calibrated to 29.2 dBm (0.8 dB +down from the spec number of 30 dBm, same as TI LoCosto document), PCL 1 is +calibrated to 27 dBm (1.0 dB down from the spec number of 28 dBm, looks like +an outright bug in Compal's calibration setup), all other PCLs are calibrated +to spec numbers.