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Figure 4.3 - Mode III: Pre-Main Bi-Amplifier
• Need 2 or more AM-77s.
• Drive speakers that have more than one set
of terminal connections with improved per-
formance and dynamic range.
• Virtually all the power supply power is avail-
able to the low frequency channel with imp-
proved channel separation.
L
Pre
Amp
(L)
1st AM-77
Power
Amp
(R)
Power
Amp
(L)
R
Pre
Amp
(L)
2nd AM-77
Power
Amp
(R)
Power
Amp
(L)
Left
Speaker
Right
Speaker