:: wspr-15 rx (8x slower, 15 minute raster)
:: df6nm 2018-11-15

@del audio.tmp
@del audio2.dat
@start sndoutpt.exe /sr=48000 /fc=1500 /dec=128 /fn=audio2.dat
@start sndinput.exe /sr=48000 /fc=1612.5 /dec=512 /maxsize=200k

:wait
@echo wait for next quarter hour minus 8 seconds
:loop
@set t1=%time%
@if %t1:~3,5% EQU 59:52 GOTO loop0
@if %t1:~3,5% EQU 14:52 GOTO loop15
@if %t1:~3,5% EQU 29:52 GOTO loop0
@if %t1:~3,5% EQU 44:52 GOTO loop15
@sleep 1
@goto loop

:loop0
@echo %time% start new recording 
@del audio.dat
@sleep 7
@echo %time% start replay
@copy audio.dat audio2.dat
@goto wait

:loop15
@echo %time% start new recording
@del audio.dat
@sleep 67
@echo %time% start replay
@copy audio.dat audio2.dat
@goto wait