M65854 Mitsubishi, M65854 Datasheet - Page 13

• Manufacturer Part Number: M65854
• Description: DIGITAL ECHO WITH MICROPHONE MIXING CIRCUIT
• Manufacturer: Mitsubishi

Rch INPUT
Lch INPUT
(8) Vocal cut support
(9)Following is the phase shifter block, which makes phase surround effect.
channels are attenuated.
This made also allows components with lower frequency than the vocal band to pass
through the filter, to compensate insufficient low-frequency sound.
Source selector
The sound components of the same phase and same sound volume in the L and R
Rch INPUT
Lch INPUT
where C=0.15µF , cut off frequency is 53Hz.
LPF is formed by the internal R (20k ) and the external C,
fvc=
Vocal cut
(L+R)/2
Stereo
R
L
DIGITAL ECHO WITH MICROPHONE MIXING CIRCUIT
2 CR
1
Phase Shifter
Surround
=53.0Hz
vocal cut block
MITSUBISHI
ELECTRIC
30
Simulated Stereo
Stereo Surround
MITSUBISHI SOUND PROCESSOR ICs
C
0.15µ
Surround
33
34
M65854FP
C(external)=0.022µF
(
OUTPUT
1 3
Lch OUTPUT
Rch OUTPUT
/
KARAOKE
50
1 4 )
S E R I E S
S E R I E S