Auteur Topic: Software raspberry pi  (gelezen 694 keer)

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Offline cornevd

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Software raspberry pi
« Gepost op: 1 augustus 2018, 09:02:08 »
Welke software gebruiken jullie om op een raspberry pi DMR en Tetra te beluisteren?

Offline opabert

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Re: Software raspberry pi
« Reactie #1 Gepost op: 11 augustus 2018, 23:19:29 »
Op25 voor DMR  Setup for monitoring both voice Slot-0 and Slot-1 using only 1x DMR frequency

Audio device HDMI audio

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OPEN FIRST TERMINAL WINDOW
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cd op25/op25/gr-op25_repeater/apps/
python ./audio.py -2

You will see on screen
audio device: default

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OPEN SECOND TERMINAL WINDOW
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cd op25/op25/gr-op25_repeater/apps/
pyton ./ multi_rx.py -c cfg.json -v 255

You will hear
slot-0 = Decoded Audio voice headphone Left
slot-1 = Decoded Audio voice headphone Right

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cd op25/op25/gr-op25_repeater/apps/ cfg.json
--------------------------------------------

{
"channels": [
{
"demod_type": "fsk4",
"destination": "udp://127.0.0.1:23456",
"excess_bw": 0.2,
"filter_type": "rrc",
"frequency": 460412500,
"if_rate": 24000,
"name": "dmr",
"plot": "fft",
"symbol_rate": 4800
}
],
"devices": [
{
"args": "rtl",
"frequency": 460412500,
"gains": "lna:49",
"name": "rtl0",
"offset": 0,
"ppm": 21,
"rate": 1000000,
"tunable": false
}
]