Many thanks to SRAA contributor, Emilio Ruiz, who shares the following recording and notes:
With great emotion I participated in the reception (SWL) of the historic KPH station in the Night of Nights XX event (July 12th 2019)
I hope the recording will be useful for all the enthusiastic friends of the telegraphy and the radio.
Date of recording: 7/12/2019
Starting time: 00:01:00
Frequency: 12.695,5 MHz
Location: Chiapas, Mexico (GRID: EK36kp)
Receiver and antenna: Kenwood R-600, antena longwire (10 meters aprox.) earth conection.
Mode: Morse Code