31 mode iii: pre-main bi-amplifier – Abbingdon Music Research AM-77 Reference Class User Manual
Page 31
31
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