DIY Kits 87-108MHz HU-017A/HU-017B RDA5807S Radio Kit FM DIY Electronic Parts Learning Set for Electronic Component Accessories

Features:
1. With or without the cover Optional
2. It has the advantages of noise elimination, soft mute, bass enhancement, high sensitivity, low noise, strong anti-interference ability and so on
3. Display with digital tube
4. RDA5807s radio module is adopted, and TDA2822 power amplifier integrated circuit is adopted in the power amplifier part
5. Simple circuit and good sound quality

Description:

V4.0 HU-017A version:
Features:
1. Using STC15W chip as the main control chip and RDA5807S radio module, it has the effect of 87-108MHz global FM receiving frequency band compatibility
2. It has the advantages of noise cancellation, soft mute, bass enhancement, high sensitivity, low noise, and strong anti-interference ability
3. The power amplifier part adopts TDA2822 power amplifier integrated circuit, which has the characteristics of simple circuit, good sound quality, and wide voltage range
4. Supports dual power supply (USB 5V power supply or 2 No. 5 batteries)
5. Easy to use, high sensitivity antenna automatically searches for channels

Product parameters:
Power supply voltage: 5V/3V (dual power supply)
Power supply mode: Supports dual power supply (USB 5V power supply or 2 No. 5 batteries power supply) (* Note: Choose one power supply mode)
Output power: 0.5w
Frequency range: 87-108MHz
Speaker: 1/2w 8R Speaker
Size: 107 * 70 * 23mm

Upgraded V5.0 HU-017B version:

Product features:
1. Non assembly shell integrated transparent battery box, with a back cover for a more beautiful overall appearance.
2. Power off memory and power-saving mode.
3. Modify the search channel threshold.
4. List management of radio stations, automatic search and storage of stations.
5. The digital display shows the radio channel and radio signal strength.

Functional :
1. RDA5807 radio module, equipped with noise cancellation, bass enhancement, high sensitivity
Advantages such as low noise and strong anti-interference ability
2. There are 15 sound levels with potentiometer adjustment, which can be adjusted to a sound that satisfies you
3. Digital tube display, more convenient for viewing radio channels and radio signal strength
4. Equipped with power-off memory, automatic station search and storage function list management for radio stations
5. Equipped with power-saving mode, making the radio more energy-efficient
6. Modify the search channel threshold to capture more radio signals

Product parameters:
Power supply method: 3 No. 7 batteries or USB power supply (choose one)
Receiving radio frequency band: 87-108MHz
Maximum operating current: approximately 250mA (with the sound set to maximum)
PCB size: 95.5x59mm

Package includes:
Radio kit*1