Bộ loa điện tử FM mini 87MHZ-108MHZ 2W 8ohm tự làm tại Lotte Market

Giới thiệu Bộ loa điện tử FM mini 87MHZ-108MHZ 2W 8ohm tự làm tại Lotte Market

#DIY #Mini #Digital #FM #Radio #87MHZ-108MHZ #2W #8ohm #Speaker #Electronics #Kit #Compatible #Kits #&DIY #Kits
DIY Mini Digital FM Radio 87MHZ-108MHZ 2W 8ohm Speaker Electronics Kit Compatible Kits &DIY Kits
100% brand new and high quality

Features:
Board size: 7.7 x 6.1cm
Operating voltage: DC 4.5V-5.5V
DC power supply, inside positive outside negative, do not connect reverse
FM range: 87MHZ-108MHZ
FM step: Click once step 0.1MHZ, long press FM button can add and subtract continuously

Function: Digital display frequency function, power off memory function, power saving function
With power-off memory function
Introduce the power-saving function: After each power-on or press the FM key, the digital tube displays the frequency for 5 seconds. After 5 seconds, the digital tube display will be automatically turned off. There are two reasons for this design. 1 is power saving, and 2 is the digital tube. Disturbing sound when displayed, turning off the digital tube monitor, the sound is more beautiful
Speaker: 2W 8ohm
Radio Kits only, other accessories demo in the picture is not included!

Specification:
Material: Plastic & Metal
Dimensions: app.80*60*20mm

Color: As shown in the picture
Quantity: 1 Set
Net Weight:180g

Note:
No retail package.
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!



Package includes:
1 x PCB board
1 x 262 small antenna
1 x 0.56 inch 3-digit common cathode digital tube
3 x 100UF 50V electrolytic capacitor
2 x 10UF 25V electrolytic Capacitors
3 x 22P ceramic capacitors
4 x 104 monolithic capacitors

1 x 8*8 self-locking switch
1 x 7MM high self-locking switch cap
1 x DC005 socket
1 x 4.7 ohm resistor
11 x 10K resistor
1 x 220K resistor
5 x 9012 triode
1 x 13.56M crystal
1 x TEA5767 radio module

2 x 6*6*20 button
1 x 2*5*7 LED
1 x 50K dial potentiometer
1 x 8P IC socket
1 x 40P IC socket
2 x LM386 chip
1 x STC89C52 (program burned)
1 x Acrylic plate (set)
25 x M3*8 screws

25 x M3 nuts
5 x 10MM Double Copper Post