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meshcore-open/lib/models/radio_settings.dart
T
km-foss eb89ad1d50 chore: Add Australia (Mid) Radio Preset 
This mirrors the config option from the official Meshcore app, and represents the preset now commonly in use in New South Wales.
2026-06-24 09:21:45 +10:00

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enum LoRaBandwidth {
bw7_8(7800, '7.8 kHz'),
bw10_4(10400, '10.4 kHz'),
bw15_6(15600, '15.6 kHz'),
bw20_8(20800, '20.8 kHz'),
bw31_25(31250, '31.25 kHz'),
bw41_7(41700, '41.7 kHz'),
bw62_5(62500, '62.5 kHz'),
bw125(125000, '125 kHz'),
bw250(250000, '250 kHz'),
bw500(500000, '500 kHz');
final int hz;
final String label;
const LoRaBandwidth(this.hz, this.label);
}
enum LoRaSpreadingFactor {
sf5(5, 'SF5'),
sf6(6, 'SF6'),
sf7(7, 'SF7'),
sf8(8, 'SF8'),
sf9(9, 'SF9'),
sf10(10, 'SF10'),
sf11(11, 'SF11'),
sf12(12, 'SF12');
final int value;
final String label;
const LoRaSpreadingFactor(this.value, this.label);
}
enum LoRaCodingRate {
cr4_5(5, '4/5'),
cr4_6(6, '4/6'),
cr4_7(7, '4/7'),
cr4_8(8, '4/8');
final int value;
final String label;
const LoRaCodingRate(this.value, this.label);
}
class RadioSettings {
final double frequencyMHz;
final LoRaBandwidth bandwidth;
final LoRaSpreadingFactor spreadingFactor;
final LoRaCodingRate codingRate;
final int txPowerDbm;
RadioSettings({
required this.frequencyMHz,
required this.bandwidth,
required this.spreadingFactor,
required this.codingRate,
required this.txPowerDbm,
});
// Regional preset configurations
static final List<(String, RadioSettings)> presets = [
(
'Australia',
RadioSettings(
frequencyMHz: 915.8,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf10,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Australia (Narrow)',
RadioSettings(
frequencyMHz: 916.575,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Australia (Mid)',
RadioSettings(
frequencyMHz: 915.075,
bandwidth: LoRaBandwidth.bw125,
spreadingFactor: LoRaSpreadingFactor.sf9,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Australia SA, WA, QLD',
RadioSettings(
frequencyMHz: 923.125,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Czech Republic',
RadioSettings(
frequencyMHz: 869.432,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 14,
),
),
(
'EU 433MHz',
RadioSettings(
frequencyMHz: 433.650,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf11,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'EU/UK (Long Range)',
RadioSettings(
frequencyMHz: 869.525,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf11,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 14,
),
),
(
'EU/UK (Medium Range)',
RadioSettings(
frequencyMHz: 869.525,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf10,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 14,
),
),
(
'EU/UK (Narrow)',
RadioSettings(
frequencyMHz: 869.618,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 14,
),
),
(
'New Zealand',
RadioSettings(
frequencyMHz: 917.375,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf11,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'New Zealand (Narrow)',
RadioSettings(
frequencyMHz: 917.375,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Portugal 433',
RadioSettings(
frequencyMHz: 433.375,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf9,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Portugal 869',
RadioSettings(
frequencyMHz: 869.618,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 14,
),
),
(
'Russia Artyom (VVO)',
RadioSettings(
frequencyMHz: 864.281,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_6,
txPowerDbm: 20,
),
),
(
'Russia Biysk (BSK)',
RadioSettings(
frequencyMHz: 869.000,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Russia Chelyabinsk (CEK)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_6,
txPowerDbm: 20,
),
),
(
'Russia Cherepovets (CEE)',
RadioSettings(
frequencyMHz: 868.570,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Russia Irkutsk (IKT)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Ivanovo (IWA)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Russia Izhevsk (IJK)',
RadioSettings(
frequencyMHz: 868.732,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Russia Kaluga (KLF)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Kazan (KZN)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_6,
txPowerDbm: 20,
),
),
(
'Russia Khabarovsk (KHV)',
RadioSettings(
frequencyMHz: 864.281,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_6,
txPowerDbm: 20,
),
),
(
'Russia Kirov (KVX)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Russia Lipetsk (LPK)',
RadioSettings(
frequencyMHz: 868.950,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf9,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Moscow (MOW)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Nizhny Novgorod (GOJ)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_6,
txPowerDbm: 20,
),
),
(
'Russia Novosibirsk (OVB)',
RadioSettings(
frequencyMHz: 869.000,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf9,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Russia Rostov-on-Don (ROV)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf9,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Ryazan (RZN)',
RadioSettings(
frequencyMHz: 868.880,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf9,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Russia Samara (KUF)',
RadioSettings(
frequencyMHz: 864.281,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Saratov (GSV)',
RadioSettings(
frequencyMHz: 864.281,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia St. Petersburg (LED)',
RadioSettings(
frequencyMHz: 868.856,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Tambov (TBW)',
RadioSettings(
frequencyMHz: 868.950,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf10,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Russia Tula (TYA)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Tver (KLD)',
RadioSettings(
frequencyMHz: 869.169,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Russia Ufa (UFA)',
RadioSettings(
frequencyMHz: 868.732,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Russia Volgograd (VOG)',
RadioSettings(
frequencyMHz: 869.525,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Russia Voronezh (VOZ)',
RadioSettings(
frequencyMHz: 868.731,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_6,
txPowerDbm: 20,
),
),
(
'Russia Yekaterinburg (SVX)',
RadioSettings(
frequencyMHz: 869.046,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_7,
txPowerDbm: 20,
),
),
(
'Switzerland',
RadioSettings(
frequencyMHz: 869.618,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf8,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 14,
),
),
(
'USA Arizona',
RadioSettings(
frequencyMHz: 908.205,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf10,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'USA/Canada',
RadioSettings(
frequencyMHz: 910.525,
bandwidth: LoRaBandwidth.bw62_5,
spreadingFactor: LoRaSpreadingFactor.sf7,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
(
'Vietnam',
RadioSettings(
frequencyMHz: 920.250,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf11,
codingRate: LoRaCodingRate.cr4_5,
txPowerDbm: 20,
),
),
// Off-grid repeat presets (valid client_repeat frequencies)
(
'Off-Grid 433',
RadioSettings(
frequencyMHz: 433.0,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf11,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
(
'Off-Grid 869',
RadioSettings(
frequencyMHz: 869.0,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf11,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 14,
),
),
(
'Off-Grid 918',
RadioSettings(
frequencyMHz: 918.0,
bandwidth: LoRaBandwidth.bw250,
spreadingFactor: LoRaSpreadingFactor.sf11,
codingRate: LoRaCodingRate.cr4_8,
txPowerDbm: 20,
),
),
];
int get frequencyHz => (frequencyMHz * 1000).round();
int get bandwidthHz => bandwidth.hz;
int get sf => spreadingFactor.value;
int get cr => codingRate.value;
}
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