function CalcNoiseData() {
    this.global_gain = 0;
    this.sfb_count1 = 0;
    this.step = new_int(39);
    this.noise = new_float(39);
    this.noise_log = new_float(39);
}
<PRE>
-oo dB  =>  -1.00
- 6 dB  =>  -0.97
- 3 dB  =>  -0.80
- 2 dB  =>  -0.64
- 1 dB  =>  -0.38
  0 dB  =>   0.00
+ 1 dB  =>  +0.49
+ 2 dB  =>  +1.06
+ 3 dB  =>  +1.68
+ 6 dB  =>  +3.69
+10 dB  =>  +6.45
</PRE>