Alto ELVIS 15M - Block Diagram

1 2 34
A B C D
4
321
D
C B A
-15V
POWER ON
VOLUME
INPUT
XLR
INPUT JACK
SUBSONIC
FILTER
ELVIS-PRE INPUT BOARD
CN4
CN3
COMPRESSOR
ELVIS -AMP AMPLIFIER BOARD
-VCC1 -VCC2
CN1 CN2
POSITIVE
AMPLIFIER
BIAS
NEGATIVE AMPLIFIER
MUTING
-VCC1 -VCC2
-15V
+15V
-VCC1 -VCC2+VCC1 +VCC2
CN1 2
+/-15V
SUPPLY
REGULATORS
LOW RAILS RECTIFIER
&
CAPACITORS
HIGH RAILS
RECTIFIER
&
CAPACITORS
ELVIS-PRE SUPPLY BOARD
TRANSFORMER
POWER SWITCH
MAINS
LINE
ELVIS 10A/12A/15A