https://juliastats.org/StatsBase.jl/stable/signalcorr/
" When left unspecified, the lags used are the integers from 0 to min(size(x,1)-1, 10*log10(size(x,1))) ."
julia> 10*log10(2000)
33.01029995663981
lag starting at 0 up to 33 gives 34 lags.
2 Likes