Hello to everyone. As I learn from phorum and some people. There is 11 BA4560 op amps inside of M44 and 2 BA4560 op amps inside of M50. For M44 7 opamps are for the 4 channels signal and bass boost, the 4 for the xover. For me , There are 2 option. 1642 or 2134 1642 is looking superior than the 2134...

ttocs wrote: ↑Sun Aug 04, 2024 1:01 am yes IIRC two wires are power, two are ground.

Hi dear friend,

I found 4 pin remote bass control cable . It has been fit to jack on fuse block. After that I cut end of the cable. I think to connect to cables stinger voltmeter.

What is your idea about this?

you should be able to use any volt meter and it is just a matter of finding a phone cable to plug into it and connecting to the right wires. https://resmim.net/cdn/2024/07/22/W81LVq.jpg Voltmeters have 2 wires. However, the phoenix block distributor has 2 + 2 - wires in its socket. Do you think thi...

Well after some researching here's what I found guys. I don't wanna open a can of worms but Just want to put the right info out there to all of us. Our site only has the tibb manual for the 2 fused system and not the other 2 styles I know of. But Ive attached the 2 different manuals I have. One is ...