So, I want to put BB's in my M50. I can see that there are three op amps, hence the trilinear designation? Or are there two? I have three chips that have 8 pins, one I can't find any info on. 2 have the spec of RH5532N and RH412, and one has the designation of 2903D, JRC and 3091A. Can't find any in...

Is it possible to do a Burr-Brown op amp upgrade a PG M50? If so what are the values? Where can I find something like that? I have lots of time on my hands and am getting ready to replace the caps... any other mods or a link would be appreciated as well. Thanks.

Brent

The XVR12 is designed for a 2 ohm mono sub load with a 12db low pass crossover at 80hz; center channel 4 ohms mono, 6db bandpass filter at 500hz to 3000hz; right and left channels are stereo at 4 ohms, with a 6db high pass filter at 160hz; Finally, we have the rear fill which is an 8 ohm mono load, ...

I am planning and old school system with a PG M50 and a PG XVR12. Does anyone have any experience with this old school passive crossover? Just was wondering if there was anything I needed to look out for, especially if I use the M50 with it.. Also looking for values I should use for the center caps ...