R FUTURE KIT ǧ¨Ã´Ô¨ÔµÍÅ´ Õ« ÕâÇÅ· ‹Á ÔàµÍà ‹ Figure 1 ... · FUTURE...
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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 LEVEL 2 DIGITAL DC VOLTMETER ǧ¨Ã´Ô¨ÔμÍÅ´Õ«ÕâÇÅ·‹ÁÔàμÍË CODE 924 Figure 1. The Digital DC Voltmeter Circuit VR2 VR1 + + + DP IN2 IN1 G 7.5-15V G + FK924 J J COPPER SIZE OF DISPLAY BOARD COPPER SIZE OF MOTHER BOARD SOLDERING COPPER SIZE OF MOTHER BOARD R .....Ω R R Figure 3. Installing the Components RESISTOR C .....µF C C CERAMIC CAPACITOR C + + C .....µF C + ELECTROLYTIC CAPACITOR Watch the polarity! TRIMMER POTENTIOMETER VR ..... KΩ 1 2 3 VR VR TRANSISTOR NPN B E C TR TR PNP B E C D K A K A K A ZD K A DIODE AND ZENER DIODE IC2 IN GND OUT NOTE: FUTURE BOX FB06 is suitable for this kit. NO.1
Transcript of R FUTURE KIT ǧ¨Ã´Ô¨ÔµÍÅ´ Õ« ÕâÇÅ· ‹Á ÔàµÍà ‹ Figure 1 ... · FUTURE...
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FUTURE KIT
FUTURE KIT
HIGH QUALITY ELECTRONIC KITS
HIGH QUALITY ELECTRONIC KIT SET FOR HOBBY & EDUCATION
R
NO.1
Figure 2. Circuit Assembling
LEVEL 2
DIGITAL DC VOLTMETER
ǧ¨Ã Ô¨ÔµÍÅ Õ«ÕâÇÅ·‹ÁÔàµÍË
CODE 924Figure 1.
The Digital
DC Voltmeter
Circuit
VR2 VR1
+
+
+
DP
IN2IN1G7.5-15V
G+
FK924
J J
COPPER SIZEOF DISPLAY BOARD
COPPER SIZEOF MOTHER BOARD
SOLDERING
COPPER SIZEOF MOTHER BOARD
R .....Ω
R
R
Figure 3.Installing the Components
RESISTOR
C .....µF
C C
CERAMICCAPACITOR
C
+
+
C .....µF
C
+
ELECTROLYTICCAPACITOR
Watch the polarity!
TRIMMER
POTENTIOMETERVR .....KΩ1
2
3
VR VR
TRANSISTOR
NPN
B
E
C
TRTR
PNP
B
E
C
DK A
K
A
K
A
ZDK A
DIODE AND
ZENER DIODE
IC2
IN
GN
D
OU
T
NOTE:
FUTURE BOX FB06
is suitable for this kit.
NO.1