NTSC PAL Ideal Actual NTSC Actual PAL
Period Period Note Frequency Frequency Frequency
254 252 A 440.0 440.4 439.8
240 238 A# 466.16 466.09 465.72
226 224 B 493.88 494.96 494.82
214 212 C 523.25 522.71 522.83
202 200 C# 554.37 553.77 554.20
190 189 D 587.33 588.74 586.46
180 178 D# 622.25 621.45 622.70
170 168 E 659.26 658.00 659.76
160 159 F 698.46 699.13 697.11
151 150 F# 739.99 740.80 738.94
143 141 G 783.99 782.24 786.10
135 133 G# 830.61 828.60 833.39
Sample size = 32 bytes, AUDxLEN = 16
254 252 A 880.0 880.8 879.7
240 238 A# 932.3 932.2 931.4
226 224 B 987.8 989.9 989.6
214 212 C 1046.5 1045.4 1045.7
202 200 C# 1108.7 1107.5 1108.4
190 189 D 1174.7 1177.5 1172.9
180 178 D# 1244.5 1242.9 1245.4
170 168 E 1318.5 1316.0 1319.5
160 159 F 1396.9 1398.3 1394.2
151 150 F# 1480.0 1481.6 1477.9
143 141 G 1568.0 1564.5 1572.2
135 133 G# 661.2 1657.2 1666.8
Sample size = 16 bytes, AUDxLEN = 8
- Audio Hardware 157 -