7
7.Technical Specification
FUNCTION
1.Output indicator
2. Power switch
3. Volume control
4. Input select
5. Input jacks (red / black)
6. Speaker connector
7. Power plug
8. Serial number
9. Fuse
TECHNICAL SPECIFICATION
CONTROL FUNCTIONS:
Power On/Off
POWER OUTPUT:
70 watt x 2, RMS 1kHz ( Ultra-linear )
TOTAL HARMONIC DISTORTION:
less than 1%( 30watt, 1kHz )
FREQUENCY RESPONSE:
( -3dB points at 50 watt ) 6Hz-100kHz
INPUT SENSITIVITY:
280mV
INPUT IMPEDANCE:
100k ohms
OUTPUT IMPEDANCE:
4, 8 ohms. ( User selectable )
SIGNAL/NOISE:
86dB
CONSUMPTION:
190watt
INPUT INTERFACES:
4 group ( RCA )
OVERALL NEGATIVE FEEDBACK:
Little
VACUUM TUBE:
6550EH x 8, 5687x 2, 12AU7 x2,12AX7x1,6E2x1
DIMENSIONS:
412(L) x 220(W) x 166(H) mm
WEIGHT:
30kg x 2
SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE.
power
volume
input
1
2
3
4
Reference 880
5
INPUT
4
3
2
1
OUTPUT
0
4
8
OUTPUT
0
4
8
AC IN
a
u
d
i
o
OPERA AUDIO PRODUCT
