Product Description
Radio DIY kit
FM tuning, digital tube display, earphone cable connection
Power-off memory, station storage
Loose parts need to be soldered and assembled by yourself
You need your own soldering tools; a detailed installation tutorial is included
Paper manual included
Electronics teaching
interest development
innovative thinking
DIY fun
FM tuning
power-off memory
Functional Features
1、RDA5807 radio module, featuring noise elimination, bass boost, high sensitivity, low noise and strong anti-interference
2、15 volume levels adjusted with a potentiometer, so you can set the volume you like
3、Digital tube display makes it easier to check the station channel and signal strength
4、Power-off memory, auto scan and station storage with a station list
5、Power-saving mode makes the radio more energy efficient
6、Adjust the search threshold to capture more station signals
FM reception band 87-108MHZ
Uses the RDA5807 radio module, featuring noise elimination, bass boost,
high sensitivity, low noise and strong anti-interference
Note: how many stations you receive depends on the surrounding signal strength
Digital tube display with power-saving mode
Easy checking of station channel and signal strength;
adjustable search threshold;
15 volume levels
3.5mm audio interface
Supports connection to earphones or speakers
Power-off memory station storage
Auto scan and station list management
Automatically searches surrounding stations and stores them when powered on
(up to 30 stations can be stored; extras cannot be saved)
Battery power / Android cable power
Choose one power method; do not use both at the same time
Light and compact, easy to carry;
transparent housing with rounded corners for a comfortable feel
Transparent injection-moulded housing AA
*This mark is a normal production phenomenon and does not affect use
power-saving mode
station storage
Clear sound quality
audio jack
digital tube display
transparent housing
Circuit principle
Dimensional Drawin
Assembly Steps
Step 1
Step 2: Install the voltage regulator and the radio module
Step 3: Electrolytic capacitors — observe the polarity (+/−)
Step 4: Keep the LED about 6 mm above the PCB
Step 5
Step 6: Install the wires
Step 7
Step 8
Step 9: Secure the antenna
Step 10: Solder the speaker and the battery contact plates
Product parameters
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| Step 11: Secure the speaker — melt the surrounding plastic with the soldering iron and press it over the speaker | Step 12: Use four 2×8 screws to secure the housing, and 2×6 screws to secure the battery cover |
Parameter | Value |
Product Name | HU-017B Upgraded RDA5807 Radio Making Kit |
Power Supply | 3 x AAA batteries or USB power (choose one) |
Reception Band | 87-108MHZ |
Max Working Current | About 250mA (at maximum volume) |
PCB Size | 95.5x59mm |
Total Weight | About 136g |
