/usr/share/dvb/dvb-t/au-Darwin is in dtv-scan-tables 0+git20171226.07b18ec-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64  | # ABC (UHF 30)
[CHANNEL]
	DELIVERY_SYSTEM = DVBT
	FREQUENCY = 543625000
	BANDWIDTH_HZ = 7000000
	CODE_RATE_HP = 3/4
	CODE_RATE_LP = NONE
	MODULATION = QAM/64
	TRANSMISSION_MODE = 8K
	GUARD_INTERVAL = 1/16
	HIERARCHY = NONE
	INVERSION = AUTO
# Nine (UHF 31)
[CHANNEL]
	DELIVERY_SYSTEM = DVBT
	FREQUENCY = 550500000
	BANDWIDTH_HZ = 7000000
	CODE_RATE_HP = 3/4
	CODE_RATE_LP = NONE
	MODULATION = QAM/64
	TRANSMISSION_MODE = 8K
	GUARD_INTERVAL = 1/16
	HIERARCHY = NONE
	INVERSION = AUTO
# SBS (UHF 29)
[CHANNEL]
	DELIVERY_SYSTEM = DVBT
	FREQUENCY = 536625000
	BANDWIDTH_HZ = 7000000
	CODE_RATE_HP = 2/3
	CODE_RATE_LP = NONE
	MODULATION = QAM/64
	TRANSMISSION_MODE = 8K
	GUARD_INTERVAL = 1/8
	HIERARCHY = NONE
	INVERSION = AUTO
# Southern Cross (UHF 32)
[CHANNEL]
	DELIVERY_SYSTEM = DVBT
	FREQUENCY = 557625000
	BANDWIDTH_HZ = 7000000
	CODE_RATE_HP = 3/4
	CODE_RATE_LP = NONE
	MODULATION = QAM/64
	TRANSMISSION_MODE = 8K
	GUARD_INTERVAL = 1/16
	HIERARCHY = NONE
	INVERSION = AUTO
# Darwin Digital Television (UHF 33)
[CHANNEL]
	DELIVERY_SYSTEM = DVBT
	FREQUENCY = 564625000
	BANDWIDTH_HZ = 7000000
	CODE_RATE_HP = 3/4
	CODE_RATE_LP = NONE
	MODULATION = QAM/64
	TRANSMISSION_MODE = 8K
	GUARD_INTERVAL = 1/16
	HIERARCHY = NONE
	INVERSION = AUTO
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