BBC World Service Midwinter's Day 2017 program on June 21 :
2130-2200 UTC on 5985 kHz Woofferton, 6035 kHz Dhabayya, 7360 kHz Ascension
Thanks to Ivo Ivanov.
Antarctic Midwinter Broadcast
Cerys Matthews presents music requests and special messages to the staff at the British Antarctic Survey. Greetings from David Attenborough, Bill Bailey and Michael Palin can be heard.
Here's the link :