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bias t #86

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bias t #86

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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,7 @@ services:
| `PPM` | Parts per million correction of the decoder | No | 0 |
| `GAIN` | The gain applied to the RTL-SDR dongle. | No | `40` |
| `OVERSAMPLE` | Overrides the default oversampling rate used by dumpvdl2. | No | Blank |
| `ENABLE_BIAS_T` | Enable Bias T. | No | `False` |
| `VDLM_FILTER_ENABLE` | Filter out non-informational messages. Turning this off (set to a blank value) will cause increased message rate but the messages will be of little value. Will cause extra SD card read/writes. | No | `TRUE` |
| `VDLM_FILTER` | Specify the dumpvdl2 filter string. Used it `VDLM_FILTER_ENABLE` is true. | No | `all,-avlc_s,-acars_nodata,-x25_control,-idrp_keepalive,-esis` |
| `QUIET_LOGS` | Mute log output to the bare minimum. Set to `false` to disable. | No | `TRUE` |
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6 changes: 6 additions & 0 deletions rootfs/etc/s6-overlay/scripts/dumpvdl2
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Expand Up @@ -35,6 +35,12 @@ if [ -n "${PPM}" ]; then
VDLM_CMD+=("--correction" "$PPM")
fi

if chk_enabled "${ENABLE_BIAS_T}"; then
VDLM_CMD+=("--biast" "1")
else
VDLM_CMD+=("--biast" "0")
fi

VDLM_CMD+=("--gain" "$GAIN")

if [[ ${VDLM_FILTER_ENABLE,,} =~ true ]]; then
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