1 files changed, 93 insertions, 10 deletions
diff --git a/dvb-t/uk-HemelHempstead b/dvb-t/uk-HemelHempstead
index 87fbe865..05dfdc9c 100644
--- a/dvb-t/uk-HemelHempstead
+++ b/dvb-t/uk-HemelHempstead
@@ -1,10 +1,93 @@
-# UK, Hemel Hempstead
-# Auto-generated from http://www.dtg.org.uk/retailer/dtt_channels.html
-# and http://www.ofcom.org.uk/static/reception_advice/index.asp.html
-# T freq bw fec_hi fec_lo mod transmission-mode guard-interval hierarchy
-T 690167000 8MHz 3/4 NONE QAM16 2k 1/32 NONE
-T 746000000 8MHz 2/3 NONE QAM64 2k 1/32 NONE
-T 786167000 8MHz 2/3 NONE QAM64 2k 1/32 NONE
-T 777833000 8MHz 3/4 NONE QAM16 2k 1/32 NONE
-T 802000000 8MHz 3/4 NONE QAM16 2k 1/32 NONE
-T 826000000 8MHz 3/4 NONE QAM16 2k 1/32 NONE
+#----------------------------------------------------------------------------------------------
+# Auto-generated from:
+# <https://www.freeview.co.uk/help/coverage-checker/detailed-view/download/HP3 8SA>
+#----------------------------------------------------------------------------------------------
+# location and provider: UK, Hemel Hempstead
+# date (yyyy-mm-dd)    : 2023-02-10
+#
+#----------------------------------------------------------------------------------------------
+[C40 BBC A]
+	DELIVERY_SYSTEM = DVBT
+	FREQUENCY = 626000000
+	BANDWIDTH_HZ = 8000000
+	CODE_RATE_HP = 2/3
+	CODE_RATE_LP = NONE
+	MODULATION = QAM/64
+	TRANSMISSION_MODE = 8K
+	GUARD_INTERVAL = 1/32
+	HIERARCHY = NONE
+	INVERSION = AUTO
+
+[C43 D3&4]
+	DELIVERY_SYSTEM = DVBT
+	FREQUENCY = 650000000
+	BANDWIDTH_HZ = 8000000
+	CODE_RATE_HP = 2/3
+	CODE_RATE_LP = NONE
+	MODULATION = QAM/64
+	TRANSMISSION_MODE = 8K
+	GUARD_INTERVAL = 1/32
+	HIERARCHY = NONE
+	INVERSION = AUTO
+
+[C46 BBC B]
+	DELIVERY_SYSTEM = DVBT2
+	FREQUENCY = 674000000
+	BANDWIDTH_HZ = 8000000
+	CODE_RATE_HP = 2/3
+	CODE_RATE_LP = NONE
+	MODULATION = QAM/256
+	TRANSMISSION_MODE = 32K
+	GUARD_INTERVAL = 1/128
+	HIERARCHY = NONE
+	STREAM_ID = 0
+	INVERSION = AUTO
+
+[C37 SDN]
+	DELIVERY_SYSTEM = DVBT
+	FREQUENCY = 602000000
+	BANDWIDTH_HZ = 8000000
+	CODE_RATE_HP = 3/4
+	CODE_RATE_LP = NONE
+	MODULATION = QAM/64
+	TRANSMISSION_MODE = 8K
+	GUARD_INTERVAL = 1/32
+	HIERARCHY = NONE
+	INVERSION = AUTO
+
+[C31 ARQ A]
+	DELIVERY_SYSTEM = DVBT
+	FREQUENCY = 554000000
+	BANDWIDTH_HZ = 8000000
+	CODE_RATE_HP = 3/4
+	CODE_RATE_LP = NONE
+	MODULATION = QAM/64
+	TRANSMISSION_MODE = 8K
+	GUARD_INTERVAL = 1/32
+	HIERARCHY = NONE
+	INVERSION = AUTO
+
+[C29 ARQ B]
+	DELIVERY_SYSTEM = DVBT
+	FREQUENCY = 538000000
+	BANDWIDTH_HZ = 8000000
+	CODE_RATE_HP = 3/4
+	CODE_RATE_LP = NONE
+	MODULATION = QAM/64
+	TRANSMISSION_MODE = 8K
+	GUARD_INTERVAL = 1/32
+	HIERARCHY = NONE
+	INVERSION = AUTO
+
+[C34 L-LON]
+	DELIVERY_SYSTEM = DVBT
+	FREQUENCY = 578000000
+	BANDWIDTH_HZ = 8000000
+	CODE_RATE_HP = 3/4
+	CODE_RATE_LP = NONE
+	MODULATION = QPSK
+	TRANSMISSION_MODE = 8K
+	GUARD_INTERVAL = 1/32
+	HIERARCHY = NONE
+	INVERSION = AUTO
+