DFW Daylight Savings Time Transition and ATSC

Fall 2023

Daylight savings time ends on 5 November which means that stations should begin sending PSIP data to that effect on 6 October. The details on how this process should be managed are in ATSC A/65, Annex A and FCC regulations require that all except low power stations follow the standard. But they have a poor record of following the standard.

5 October

It looks like only one station jumped the gun this morning:

KDTN (RF 29)KDTN DST change information

With three more joining in the evening.:

KFWD (RF 9)KFWD DST change information

KDTX (RF 21)KDTX DST change information

KAZD (RF 31)KAZD DST change information

6 October

A few stations began today as they are supposed to:

KTXA (RF 18)KTXA DST change information

KTVT (RF 19)KTVT DST change information

KXAS (RF 24)KXAS DST change information

KDAF (RF 32)KDAF DST change information

KDFW (RF 35)KDFW DST change information

KXTX (RF 36)KXTX DST change information

7 October

A bit late:

WFAA (RF 8)WFAA DST change information

KTXD (RF 23)KTXD DST change information

KPXD (RF 25)KPXD DST change information

KMPX (RF 30)KMPX DST change information

5 November

The Raspberry Pi (Model B, so old for a Pi) picked this week to act up. I suspect a power supply problem since the SD card isn't corrupted. But local souces for such things are a bit thin these days. I tried restarting it yesterday and it booted up but didn't last the night. So no transition data.

11 November

The new power supply for the RPi seems to have fixed it. At least it stayed up overnight. Looking at DST data I only two stations still showing a DS_status of 1, or in daylight saving time. Both full power stations that should know better: KDFI (RF27) and KUVN (RF33).

History

Since I no longer have the space limitataions with my Earthlink pages I can make data from previous transitions available here rather than rely on the Internet Archive.

2015 spring fall
2016 spring fall
2017 spring fall
2018 spring fall
2019 spring fall
2020 spring fall
2021 spring fall
2022 spring fall
2023 spring

ATSC Monitoring

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