RP2A03 size 1.47 MB / 1.78 MB / 1.74 MB / 1.66 MB RP2A03 emulates Ricoh 2A03 of the NTSC Nintendo Entertainment System. 2 Square wave channels. 1 Triangle wave channel. 1 Noise channel. Waveform display. http://www.socalabs.com/ RP2A03_32b ( 1.47 MB ...