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DIY Bluetooth Audio Electronic Welding Kit Small Power Amplifier Mobile Phone Speaker Circuit Board
New
R390.00
Closed
9 Jun 24 23:05
Shipping
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ready to ship within 12 business days. Shipping time depends on your delivery address. The most
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general, the following shipping times apply:
Standard Delivery
| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
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Product details
Condition
New
Location
International
Bob Shop ID
615107363
Features:
This?kit?is?composed?of?MH-M18?Bluetooth?audio?module,?HT6872?power?amplifier?chip,?3W?speaker?and?components?and?parts.?It?needs?to?be?soldered?by?yourself.?Support?Bluetooth?playback?and?audio?line?input?playback,?with?LED?music?spectrum?display,?lights?move?with?the?music.
Parameter:
Power?supply?mode:?DC5V?(mobile?phone?charger,?power?bank)
Power?amplifier?chip:?HT6872?(4.7W?Class?D?power?amplifier)
Audio?input:?Bluetooth?and?audio?cable?two?input?methods?(you?can?choose?by?yourself)
Auxiliary?function:?spectrum?function?(LED?flashing)
Speaker:?4???/3W*1
Size: 76mm*69mm*69mm
Package Included:
| Bluetooth small speaker component list | ||||
| Component name | Component location | quantity | Numbering | |
| 1 | 1/4W resistor 10K | R1,R3,R8 | 3 | |
| 2 | 1/4W resistor 100R | R2 | 1 | |
| 3 | 1/4W resistor 51K | R4 | 1 | |
| 4 | 1/4W resistor 12K | R5,R7 | 2 | |
| 5 | 1/4W resistor 33K | R6 | 1 | |
| 6 | 1/4W resistor 1K | R9,R10 | 2 | |
| 7 | Dial potentiometer 10K | RP1,RP2 | 2 | Speakers commonly used |
| 8 | Electrolytic capacitor 470uF/16V | C1 | 1 | 102 |
| 9 | Electrolytic capacitor 10uF/25V | C3,C8,C9 | 3 | 154 |
| 10 | Monolithic capacitor 104 | C2,C5,C6,C10 | 4 | 1371 |
| 11 | Monolithic capacitor 105 | C4,C7,C11,C12 | 4 | 1370 |
| 12 | 3mm colorful LED short foot | D1,D2,D3,D4,D5 | 5 | |
| 13 | 2.1*5.5 power head | DC1 | 1 | 3132 |
| 14 | 3F07 headphone socket | PJ1 | 1 | 3134 |
| 15 | Side foot button 6*6*9mm | S1,S2,S3 | 3 | 6965 |
| 16 | KA2284 chip | U1 | 1 | 6688 |
| 17 | HT6872 chip | U2 | 1 | 6954 |
| 18 | MH-M18 Bluetooth Audio Module | U3 | 1 | |
| 19 | Speaker speaker cable | J1 | 2 | |
| 20 | 2.1 power cord | DC1 | 1 | |
| 21 | 4???/3W speaker (with cable) | J1 | 1 | |
| 22 | PCB board | |||