232 lines
9.3 KiB
HTML
232 lines
9.3 KiB
HTML
<html>
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<head>
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<link href="style.css" rel="stylesheet" type="text/css" />
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<title>osmocom-analog</title>
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</head>
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<body>
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<center><table><tr><td>
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<h2><center>AMPS</center></h2>
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<center><img src="amps.jpg"/></center>
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<ul>
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<li><a href="#history">History</a>
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<li><a href="#howitworks">How it works</a>
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<li><a href="#basestation">Setup of a base station</a>
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</ul>
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<p class="toppic">
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<a name="history"></a>
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History
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</p>
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<p>
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*TBD*
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</p>
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<center><img src="amps-dynatac.jpg"/></center>
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<p>
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<ul>
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<li>Frequency range:
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<li>xxx voice channels
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<li>Duplex distance: 45 MHz
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<li>Channel spacing: 30 KHz
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<li>Voice modulation: FM
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<li>Signalling modulation: carrier FSK
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<li>Frequency deviation: 8 KHz (FSK)
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<li>Mobile station transmit power:
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<li>Base station transmit power:
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</ul>
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</p>
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<p class="toppic">
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<a name="howitworks"></a>
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</p>
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<p>
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*TBD*
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</p>
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<p class="toppic">
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<a name="basestation"></a>
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Setup of a base station
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</p>
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<p>
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*TBD*
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</p>
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<pre>
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# amps -k 334 -F yes -E -e
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...
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Selected System ID (SID) 40 belongs to:
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Salinas, CA (GTE Mobile)
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San Francisco, CA (GTE Mobile)
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San Jose, CA (GTE Mobile)
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San Rosa, CA (GTE Mobile)
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Santa Barbara, CA (GTE Mobile)
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amps.c:390 notice : You selected 'combined control & paging & voice channel'.
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This is a hack, but the only way to use control channel and voice channel on one transceiver.
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Some phones may reject this.
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amps.c:481 info : Entering IDLE state, sending Overhead/Filler frames on combined control & paging
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& voice channel.
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Base station on channel 334 ready, please tune transmitter to 880.020 MHz and receiver to 835.020 MHz.
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frame.c:3658 info : RX Level: 54% Quality: 66% Polarity: NEGATIVE
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frame.c:3658 info : RX Level: 53% Quality: 65% Polarity: NEGATIVE
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frame.c:3658 info : RX Level: 52% Quality: 60% Polarity: NEGATIVE
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</pre>
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<pre>
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frame.c:3630 info : RX RECC: DCC=0
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frame.c:2990 info : Received: Word A - Abbreviated Address Word
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frame.c:2990 info : Received: Word B - Extended Address Word
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frame.c:2990 info : Received: Word C - Serial Number Word
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amps.c:635 info : Registration 617XXXXXXX (ESN = 825b5f79, Class 6 / Discontinuous / 25 MHz)
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transaction.c:175 info : Transaction state IDLE -> REGISTER ACK
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transaction.c:98 info : Created transaction '617XXXXXXX' for subscriber 'REGISTER ACK'
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amps.c:989 info : Sending Register acknowledge
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transaction.c:175 info : Transaction state REGISTER ACK -> REGISTER ACK SEND
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC == 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC == 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC == 11)
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transaction.c:117 info : Destroying transaction for subscriber '617XXXXXXX'
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transaction.c:175 info : Transaction state REGISTER ACK SEND -> IDLE
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</pre>
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<pre>
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frame.c:3630 info : RX RECC: DCC=0
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frame.c:2990 info : Received: Word A - Abbreviated Address Word
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frame.c:2990 info : Received: Word B - Extended Address Word
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frame.c:2990 info : Received: Word C - Serial Number Word
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frame.c:2990 info : Received: Word D - First Word of the Called-Address (Origination - Voice Service)
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amps.c:653 info : Call 617XXXXXXX -> 5551212 (ESN = 825b5f79, Class 6 / Discontinuous / 25 MHz)
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transaction.c:175 info : Transaction state IDLE -> CALL ASSIGN MOBILE ORIGINAT ING
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transaction.c:98 info : Created transaction '617XXXXXXX' for subscriber 'CALLASSIGN MOBILE ORIGINATING'
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amps.c:1003 info : Assigning channel to call from mobile station
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transaction.c:175 info : Transaction state CALL ASSIGN MOBILE ORIGINATING ->
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CALL ASSIGN MOBILE ORIGINATING SEND
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC != 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC != 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC != 11)
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transaction.c:175 info : Transaction state CALL ASSIGN MOBILE ORIGINATING SEND -> CALL
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amps.c:951 info : Staying on combined control + voice channel 334
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amps.c:959 info : Setup call to network.
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call.c:590 info : Incomming call from '617XXXXXXX' to '5551212'
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dsp.c:678 notice : SAT level 72.31% quality 98%p)
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dsp.c:678 notice : SAT level 78.63% quality 100%)
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dsp.c:678 notice : SAT level 78.76% quality 100%)
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amps.c:585 info : Detected SAT signal with quality=100.
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dsp.c:678 notice : SAT level 78.66% quality 100%)
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</pre>
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<pre>
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amps.c:525 info : Detected Signalling Tone with quality=100.
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transaction.c:117 info : Destroying transaction for subscriber '617XXXXXXX'
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transaction.c:175 info : Transaction state CALL -> IDLE
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call.c:711 info : Call has been released with cause=16
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amps.c:481 info : Entering IDLE state, sending Overhead/Filler frames on combined control & paging
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& voice channel.
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</pre>
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<pre>
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call.c:457 info : Outgoing call to 617XXXXXXX
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amps.c:753 info : Call to mobile station, paging station id '617XXXXXXX'
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transaction.c:175 info : Transaction state IDLE -> PAGE
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transaction.c:98 info : Created transaction '617XXXXXXX' for subscriber 'PAGE'
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amps.c:1025 info : Paging the phone
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transaction.c:175 info : Transaction state PAGE -> PAGE SEND
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC == 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC == 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC == 11)
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transaction.c:175 info : Transaction state PAGE SEND -> PAGE REPLY
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frame.c:3658 info : RX Level: 60% Quality: 90% Polarity: POSITIVE
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frame.c:3630 info : RX RECC: DCC=0
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frame.c:2990 info : Received: Word A - Abbreviated Address Word
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frame.c:2990 info : Received: Word B - Extended Address Word
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frame.c:2990 info : Received: Word C - Serial Number Word
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amps.c:655 info : Paging reply 617XXXXXXX (ESN = 825b5f79, Class 6 / Discontinuous / 25 MHz)
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transaction.c:175 info : Transaction state PAGE REPLY -> CALL ASSIGN MOBILE TERMINATING
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amps.c:1012 info : Assigning channel to call to mobile station
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transaction.c:175 info : Transaction state CALL ASSIGN MOBILE TERMINATING ->
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CALL ASSIGN MOBILE TERMINATING SEND
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC != 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC != 11)
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frame.c:2691 info : Transmit: Word 1 - Abbreviated Address Word
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frame.c:2691 info : Transmit: Word 2 - Extended Address Word (SCC != 11)
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transaction.c:175 info : Transaction state CALL ASSIGN MOBILE TERMINATING SEND ->
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CALL ALERT MOBILE TERMINATING
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amps.c:951 info : Staying on combined control + voice channel 334
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frame.c:2691 info : Transmit: Mobile Station Control Message Word 1 (SCC == 11)
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dsp.c:678 notice : SAT level 76.43% quality 98%
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frame.c:2691 info : Transmit: Mobile Station Control Message Word 1 (SCC == 11)
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dsp.c:678 notice : SAT level 77.44% quality 99%
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frame.c:2691 info : Transmit: Mobile Station Control Message Word 1 (SCC == 11)
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dsp.c:678 notice : SAT level 78.58% quality 99%
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amps.c:585 info : Detected SAT signal with quality=99.
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frame.c:2691 info : Transmit: Mobile Station Control Message Word 1 (SCC == 11)
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dsp.c:678 notice : SAT level 79.75% quality 100%
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amps.c:525 info : Detected Signalling Tone with quality=100.
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call.c:646 info : Call is alerting
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transaction.c:175 info : Transaction state CALL ALERT MOBILE TERMINATING ->
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CALL ALERT MOBILE TERMINATING SEND
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dsp.c:678 notice : SAT level 67.88% quality 98%
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dsp.c:678 notice : SAT level 80.28% quality 99%
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dsp.c:678 notice : SAT level 80.39% quality 99%
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dsp.c:678 notice : SAT level 80.08% quality 100%
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</pre>
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<pre>
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mps.c:527 info : Lost Signalling Tone signal
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call.c:689 info : Call has been answered by '617XXXXXXX'
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transaction.c:175 info : Transaction state CALL ALERT MOBILE TERMINATING SEND -> CALL
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</pre>
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<pre>
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call.c:479 info : Call hangup
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amps.c:836 info : Call has been released by network, releasing call.
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amps.c:866 info : Call control releases on voice channel, releasing towards mobile station.
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transaction.c:175 info : Transaction state CALL -> CALL RELEASE
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amps.c:1048 info : Releasing call to mobile station
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transaction.c:175 info : Transaction state CALL RELEASE -> CALL RELEASE SEND
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frame.c:2691 info : Transmit: Mobile Station Control Message Word 1 (SCC == 11)
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dsp.c:678 notice : SAT level 76.60% quality 100%
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transaction.c:117 info : Destroying transaction for subscriber '617XXXXXXX'
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transaction.c:175 info : Transaction state CALL RELEASE SEND -> IDLE
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amps.c:481 info : Entering IDLE state, sending Overhead/Filler frames on combined control &
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paging & voice channel.
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</pre>
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[<a href="index.html">Back to main page</a>]
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</td></tr></table></center>
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</body>
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</html>
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