Recent content by Gradius2

Playing PulStar on Uni-BIO 3.0 and 3.1 crash if I use all the cheat available to 1P, if I use just "invincibility" I can pass 1st boss, but on 2nd boss "invincibility" doesn't work. After the boss shoot some blue fire, it kill me even if I'm using "invincibility". If I try to use more than one...

Just got myself a nice MV-1F, however I wonder why they did put 3 Opamps (JRC 4558) on it? Each Opamp is stereo, so I checked the PCB and one JRC is connected to another JRC ?! Why the reason of it? The other JRC is used for noise channel or PCM (no idea still) ? Thanks Update: AFAIK, they...