sig@debian:~$ ecasignalview -f:16,2,44100 /dev/dsp1 null

(audiofx) -- Amplitude statistics -----------------------------
Range, pos/neg, count,(%), ch1...n
Pos   -1.0 dB:   27873,2.08%             34558,2.57%
Pos   -2.0 dB:   16638,1.24%             18953,1.41%
Pos   -4.0 dB:   48725,3.63%             52037,3.88%
Pos   -8.0 dB:   139288,10.38%           144902,10.79%
Pos  -16.0 dB:   247324,18.42%           239696,17.86%
Pos  -32.0 dB:   168665,12.57%           158772,11.83%
Pos  -64.0 dB:   30891,2.30%             29415,2.19%
Pos -inf.0 dB:   1330,0.10%              1214,0.09%
Neg -inf.0 dB:   1273,0.09%              1233,0.09%
Neg  -64.0 dB:   30584,2.28%             28874,2.15%
Neg  -32.0 dB:   160975,11.99%           152850,11.39%
Neg  -16.0 dB:   229714,17.11%           225017,16.76%
Neg   -8.0 dB:   140411,10.46%           142400,10.61%
Neg   -4.0 dB:   51498,3.84%             55201,4.11%
Neg   -2.0 dB:   17539,1.31%             19828,1.48%
Neg   -1.0 dB:   29608,2.21%             37386,2.79%
(audiofx) Peak amplitude, period: pos=0.99997 neg=1.00000.
(audiofx) Peak amplitude, all   : pos=0.99997 neg=1.00000.
(audiofx) Clipped samples, period: pos=22779 neg=29496.
(audiofx) Clipped samples, all   : pos=22779 neg=29496.
(audiofx) Max gain without clipping, all: 1.00000.
(audiofx) -- End of statistics --------------------------------