a1 mandol kamp, kfreq, kpluck, kdetune, kgain, ksize, ifn[, iminfreq]
iminfreq -- Lowest frequency to be played on the note. If it is omitted it is taken to be the same as the initial kfreq.
kfreq - Frequency of note played.
kpluck - The pluck position, in range 0 to 1. Suggets 0.4.
kgain - the loopgain of the model, in the range 0.97 to 1.
kdetune - The proportional detuning between the two strings. Suggested range 1 and 0.9.
ksize - The size of the body of the mandolin. Range 0 to