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FUTURE KIT
FUTURE KIT
HIGH QUALITY ELECTRONIC KITS
HIGH QUALITY ELECTRONIC KIT SET FOR HOBBY & EDUCATION
R
NO.2
Figure 3.Circuit Assembling
ǧ¨Ã¢ÂÒÂÊÑ--Ò³ÇÕ´ÕâÍ à¢Ò 1 ÍÍ¡ 4
VIDEO AMPLIFIER 1 TO 4 CH
CODE 655 LEVEL 2
Figure 2.The Video Amplifier
1 to 4 CH Circuit
VIDEO CD, VIDEO TAPE
VIDEOOUT
IN
+
-
00:10VCDVCD PLAYER
POWER
FK655VR1
2 1
3
4
5
6
+
+
+
+ ++
+
+
+
12V+ -
VR2
OUT1
+
-
OUT2
+
-
OUT3
+
-
OUT4
+
-
+12V
GND
TV1
TV2
TV3
TV4VIDEOIN
ICIC
SCREW
PC-BOARD
Heatsink
VR
VR
NPN
B
E
C
POTENTIOMETER
PNP
B
E
C
Figure 1. Installing the componentsRESISTOR ELECTROLYTIC
CAPACITOR
TRANSISTOR
Watch the polarity!
DIODE
CERAMIC
CAPACITOR TRIMMER
POTENTIOMETER
C
+
+
C .....µF
R .....Ω
R
R
TR
TR
C
+
C .....µF
CC
VR .....KΩ1
2
3
VR
VR
DK A
K
A
K
A