Sound Selection Connector.

CODE J1 J2 J3 J4

FK1308 Cock Hen Bird All Voice

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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

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LIGHT-ACTIVATED ALARM (COCK, HEN, BIRD)

CODE 1308 LEVEL 1

NOTE:

FUTURE BOX FB28

is suitable for this kit.

Figure 1.

Light-Activated Alarm

Circuit

FK1308

RXVR1 VR2

LED

A

K

+

1 +

2

3

+3V

G

OUT

SP +-

PHOTO

J1J2J3J4

SPEAKER8 Ω 0.25W

RED +

BLACK -

+

-

1.5V

+

-

1.5V

POWER SOURCE1.5Vx2 SIDE AA

R .....Ω R

R

RESISTOR

C

+

+

C .....μF

Watch the polarity!

ELECTROLYTIC

CAPACITOR

C

+

C .....μF

CERAMIC

CAPACITOR

C C

VR .....KΩ1

2

3

VR VR

TRIMMER

POTENTIOMETER

IC

Watch the

position of the notch!1

IC

TRANSISTOR

TR TR

NPN

B

E

C

PNP

B

C

E

K

AK

AD

K A

DIODE

Figure 3. Installing the Components