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Add bias_t parameter to build_adsb_command()

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Completes bias-T support across all SDR command builder methods.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Smittix
2026-01-08 12:17:02 +00:00
parent 41ebf59964
commit 471cc1ee94
5 changed files with 21 additions and 5 deletions
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utils/sdr/airspy.py
+5 -1
View File
@@ -99,7 +99,8 @@ class AirspyCommandBuilder(CommandBuilder):
def build_adsb_command(
self,
device: SDRDevice,
gain: Optional[float] = None
gain: Optional[float] = None,
bias_t: bool = False
) -> list[str]:
"""
Build dump1090/readsb command with SoapySDR support for ADS-B decoding.
@@ -119,6 +120,9 @@ class AirspyCommandBuilder(CommandBuilder):
if gain is not None:
cmd.extend(['--gain', str(int(gain))])
if bias_t:
cmd.extend(['--enable-bias-t'])
return cmd
def build_ism_command(
utils/sdr/base.py
+3 -1
View File
@@ -118,7 +118,8 @@ class CommandBuilder(ABC):
def build_adsb_command(
self,
device: SDRDevice,
gain: Optional[float] = None
gain: Optional[float] = None,
bias_t: bool = False
) -> list[str]:
"""
Build ADS-B decoder command.
@@ -126,6 +127,7 @@ class CommandBuilder(ABC):
Args:
device: The SDR device to use
gain: Gain in dB (None for auto)
bias_t: Enable bias-T power (for active antennas)
Returns:
Command as list of strings for subprocess
utils/sdr/hackrf.py
+5 -1
View File
@@ -96,7 +96,8 @@ class HackRFCommandBuilder(CommandBuilder):
def build_adsb_command(
self,
device: SDRDevice,
gain: Optional[float] = None
gain: Optional[float] = None,
bias_t: bool = False
) -> list[str]:
"""
Build dump1090/readsb command with SoapySDR support for ADS-B decoding.
@@ -116,6 +117,9 @@ class HackRFCommandBuilder(CommandBuilder):
if gain is not None:
cmd.extend(['--gain', str(int(gain))])
if bias_t:
cmd.extend(['--enable-bias-t'])
return cmd
def build_ism_command(
utils/sdr/limesdr.py
+3 -1
View File
@@ -75,13 +75,15 @@ class LimeSDRCommandBuilder(CommandBuilder):
def build_adsb_command(
self,
device: SDRDevice,
gain: Optional[float] = None
gain: Optional[float] = None,
bias_t: bool = False
) -> list[str]:
"""
Build dump1090 command with SoapySDR support for ADS-B decoding.
Uses dump1090 compiled with SoapySDR support, or readsb as alternative.
Note: Requires dump1090 with SoapySDR support or readsb.
Note: LimeSDR does not support bias-T, parameter is ignored.
"""
device_str = self._build_device_string(device)
utils/sdr/rtlsdr.py
+5 -1
View File
@@ -81,7 +81,8 @@ class RTLSDRCommandBuilder(CommandBuilder):
def build_adsb_command(
self,
device: SDRDevice,
gain: Optional[float] = None
gain: Optional[float] = None,
bias_t: bool = False
) -> list[str]:
"""
Build dump1090 command for ADS-B decoding.
@@ -108,6 +109,9 @@ class RTLSDRCommandBuilder(CommandBuilder):
if gain is not None:
cmd.extend(['--gain', str(int(gain))])
if bias_t:
cmd.extend(['--enable-bias-t'])
return cmd
def build_ism_command(