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annotate compal/c139-rssi @ 401:4b6b595ae0a0

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compal/boot/code-deriv: new analysis
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 14 Jan 2023 23:59:23 +0000
parents 493bfe847128
children
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493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 The following RSSI display thresholds have been observed on a North American
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 C139 phone (sw ver 1.0.07) tested on our CMU200 in the PCS band; each number of
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 bars given below appears when the BCCH signal level on the CMU200 is set to
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 greater than or equal to the corresponding number:
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 5 bars threshold: -86 dBm
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 4 bars threshold: -94 dBm
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 3 bars threshold: -98 dBm
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 2 bars threshold: -102 dBm
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 1 bar appears until complete loss of service
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12
493bfe847128 compal/c139-{rssi,txcal}: results of C139 to CMU200 experiment
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 No Pirelli-like 5 dB hysteresis is seen on this phone.