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http://www.futurekit.com
FUTURE KIT
FUTURE KIT
HIGH QUALITY ELECTRONIC KITS
HIGH QUALITY ELECTRONIC KIT SET FOR HOBBY & EDUCATION
R
NO.1
Figure 2.Circuit Assembling
ǧ¨Ãà¾ÒàÇÍËáÍÁ»ì OTL 30W âÁâ¹ R1%
POWER AMP. OTL 30W R1%
CODE 656 LEVEL 2
Figure 3. Installing the components
C
+
+
C .....µF
Watch the polarity!
R .....Ω
R
R
RESISTOR
ELECTROLYTICCAPACITOR
C
+
C .....µF
CERAMIC CAPACITOR
C C
Figure 1.The Power AmpOTL 30W R1%
Circuit
TRANSISTOR
TRTR
NPN
B
E
C
PNP
B
C
E
DK A DIODE
DK
A
D
K
A
TRANSISTOR
TRANSISTOR
SCREW
PC-BOARD
Heatsink
1 2
3
5
++ +
+
+
+
+
+
+
6 4
IN+ -+ -OUT12V
+ -50V + -SP
SPEAKER
FK656SUPPLY TO
TONE CONTROL
+ G
DANGERMains voltage
FUSE
SWON/OFF
AC IN
TRANSFORMER 1.5A.
3300
µF
1N5401x2
31 031
SIGNALIN
+ G