07-06-2021, 03:47 PM
M1 Active Mk 2. I have a copy of the service manual which I found online.
They have switchmode PSUs which will need care if they need to be fixed. The woofer is driven by a LM3866T: https://www.ti.com/lit/ds/symlink/lm3886.pdf The tweeter is driven by a LM2676T: https://www.ti.com/lit/ds/symlink/lm2876.pdf Low level crossover using multipole active Sallen & Key filters.
They have switchmode PSUs which will need care if they need to be fixed. The woofer is driven by a LM3866T: https://www.ti.com/lit/ds/symlink/lm3886.pdf The tweeter is driven by a LM2676T: https://www.ti.com/lit/ds/symlink/lm2876.pdf Low level crossover using multipole active Sallen & Key filters.
www.borinsky.co.uk Jeffrey Borinsky www.becg.tv
