Some 72.31 min/sec empty audio overtime signal this morning.
Maybe the technician there used the unit ON TX / ANTENNA MATCHING TEST ?
Noted RHC La Habana English sce this morning Aug 15, noted on both 6100 and
6145 kHz channels via Bauta bcast center in English.
Program heard on excellent audio quality on both channels til 06.59:28 UT.
6145 kHz at S=9+25dB level til TX switch off at 06.59:53 UT.
But
6100 kHz at S=9+35dB or -41dBm signal level let 'on air' til TX switch off
at 08.12:31 UT.
6100 kHz in A-20 season is scheduled on RHC's Esperanto service via Bauta
transmitter center at 07.00-07.30 UT BUT ONLY ON SINGLE SUNDAYS regularly.
73 wb