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FM Radio Not Assembled DIY Kit Parts Digital Amplifier with Electric Frequency Indicator Broadcast Receiver Kit

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Specifications:
Product Name: FM Radio DIY Assembly Kit
PCB Board Size: 5.6cm x 5.1cm
Shell Size: 12.025cm x 6.803cm x 3.84cm
Supported Speakers: 8 Ohms / 4 ohms up to 5W, 4 Ohms 5W speaker included in the kit
Output Power: 5W
Frequency Response Range: 50Hz-18KHz
Channels: Mono for speakers, Stereo for headphones
Adjustable Reception Frequency: Without campuss radio 87.0MHz-108.0MHz, with campuss radio 76.0MHz-108.0MHz
Equivalent Noise: ≥30dB
Power Supply: 4.0V-5.5V, Current 500MA-2A
Weight: 60 grams, Speaker: 120 grams
Note: Unsoldered product, you need to assemble it yourself

>>>Manual: Click here to open<<<

Features:
1. The use of advanced digital audio signal processing technology (DSP) and FM phase-locked loop modulation technology (PLL) makes the sound quality more realistic, the performance more stable, the working frequency has no deviation for a long time, and the received signal is good.2.LCD display is more intuitive and accurate, with extremely low power consumption and minimal noise interference.3. It has the function of automatically searching for radio stations and storing radio stations, and is easy to operate.4. Built-in 30-level digital volume adjustment, which can be easily completed by pressing buttons.5. Automatically remember the data before the power outage.6. Using quartz crystal to stabilize the frequency, the emission frequency will no longer drift when the temperature changes.7. Full frequency band (76-108MHZ) automatically searches for signal frequency bands and stores memory.8. Built-in rechargeable lithium battery and charging circuit, you can charge it with a mobile phone charger, the red light will turn on when charging, and the green light will turn on when full;

Package Include:

Component Listing
No.	Component Name	PCB Marker	Parameter	Quantity
1	LM4863 Power Amplifier	U1	SOP-16	1
2	Metal Film Resistor	R2,R3,R4	10Kohm	3
3	Metal Film Resistor	R1	39Kohm	1
4	Metal Film Resistor	R6,R7	1 Kohm	2
5	Metal Film Resistor	R5	100ohm	1
6	3.5mm AUX Audio Socket	J5	5Pin	1
7	KA2284 LED Driver	U2	ZIP-9	1
8	1N4007 Diode	D1	D0-41	1
9	Monolithic Capacitor	C3,C4	0.1uF 104	2
10	RGB LED	D2,D3,D4,D5,D6	5mm	5
11	DuPont Female Socket	FM	16Pin	1
12	Electrolytic Capacitor	C2,C7	4.7uF	2
13	Electrolytic Capacitor	C1	1uF	1
14	Electrolytic Capacitor	C5,C6	470uF	2
15	Self-locking Button	S6	8*8mm	1
16	Self-locking Button Cap	S6	Red	1
17	DC-005 Power Socket	J1	5.5*2.5mm	1
18	Black Button	S1-S5 or SP+/SP-/P+/P-/AUTO	6620mm	5
19	FM Receiver Module	FM	16Pin	1
20	75ohm FM Antenna	ANT		1
21	Black Wire	SP	20cm	1
22	4ohm 5W Speaker	SP		1
23	USB-DC005 Power Wire		100cm	1
24	Acrylic Board			6
25	M3*30mm Copper Pillar			4
26	M3*15mm Copper Pillar			3
27	M3*8mm Screw			4
28	M3*6mm Screw			10
29	PCB		56511.6mm	1
NOTE: Users can complete the installation according to the PCB silk screen and component list.