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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

NOTE:

FUTURE BOX FB17

is suitable for this kit.

LEVEL 1

MELODY IC DIGITAL

ǧ¨ÃàÊÕ§´¹µÃÕ ¨Ò¡äÍ«ÕäÁâ¤ÃªÔ¾

CODE 268-269

Figure 1.Melody IC

Digital Circuit

Figure 3. Connecting with Power Amplifier

RED +

BLACK -

SPEAKER8 Ω 0.25W

+-

1.5V

+-

1.5V

POWER SOURCE1.5Vx2 SIDE AA

IC

+

+

SW

GSP

+3V

J1 A

1 2J2

IC

+

+

SW

GSP

+3V

J1 A

1 2J2

RED +

BLACK -

+-

1.5V

+-

1.5V

POWER SOURCE1.5Vx2 SIDE AA

HORNSPEAKER8 Ω 15W

VR1

+

+

+

++

+

IN+

-

SP+

-

12V+

G

+

C

+

+

C .....µF

Watch the polarity!

TRANSISTOR

NPN

B

E

C

TRTR

R R .....Ω

R

Figure 4. Installing the ComponentsRESISTOR

C

+

ELECTROLYTIC

CAPACITOR

DIODED

K A

D

K

A

DK

A

ICVOICE

12

3

4

5

SW SW

SW

TACTILE SWITCH

JUMPER

OR

JUMPER

J J

J

AS-521

1 6

PNP

B

E

C

E B C

FK268-269

FK268-269FK602