10 Best
Crystal Radio Kits
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Product Highlights- Two power supply modes: our soldering project kits allow you to choose between using batteries or connecting it to an external power source with usb power cable. this flexibility of radio soldering kits ensure that you can enjoy the world of fm radio anywhere anytime. (batteries not included)
- Adjustable settings: with diy electronic kit, you can adjust the channel and volume to customize your listening experience. the radio screen provides clear and detailed channel information, allowing you to operate it easily and intuitively.
- Soldering practice kits: fm radio kit is simple in principle and easy to solder. the electronics components and fm circuit included is beginner-friendly and build your own radio at the end, suitable for beginners in electronic projects and diy hobbyists.
- Equipped with a headphone jack: the diy fm radio you build also includes a headphone jack, allowing you to enjoy your radio privately, without disturbing others around you. simply plug in your headphones and immerse yourself in the world of music, news, and entertainment.
- Educational and enjoyable: the radio soldering practice kit uses rda5807s radio module, which has high sensitivity, low noise and good sound quality. help you understand the basics of electronic knowledge and improve soldering skills, suitable for home and school soldering learning and diy practice.
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Product Highlights
- . [ am fm portable radio ] am has a larger receiving range than fm shortwave radio, to get up to date with the latest weather such as earthquakes, hurricanes, tornadoes and strong storms. while fm can receive entertainment, sports, talk shows and news more clearly within tens of kilometers.
- . [ emergency survival radio] 5 telescopic antennas extends up to 30cm for high sensitivity reception assisted by advanced semiconductor circuitry design and led signal strength indicator for pin-point tuning accuracy, and the built-in speaker delivers loud and crispy sound, it also comes with a lanyard.
- . [ 4 rechargeable ways ] hand crank dynamo radio, solar powered radio,5v micro usb charging input, and built-in 1200mah battery powered wind up solar radio can provide 10 hours of light or 3-5 hours of radio time, also providing emergency power bank for iphone & cellphone & ipad as a power cut survival kit.
- . [ wind up radio powerful ] compact sized and built-in 3 led emergency flashlight camping radio, essential hiking backpacking supplies & hurricanes earthquake emergency survival kit；also a solar charging indicator, a channel signal light.
- . [ weather radio warranty ] we under the ce fcc rohs & standardization iso 9001. also, provide a 12-month worry-free service. you will get nnooaadio wind up radio, micro usb cable, english instruction in a well-protected carton package.
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Product Highlights
- 2-in-1 audio experience: switch to bluetooth-compatible mode, turn on the bluetooth of the mobile phone, find"jq bt" and click connect, then you can enjoy the music. the soldering practice kit also supports usb, aux, and sd card inputs, or you can crimp about 3cm wire as fṃ antenna and install it on bluetooth receiver.
- Easy installation: the bluetooth speaker module board is soldered and you only need to solder the led flashing light kit, connect the wires, and assemble the transparent acrylic shell. please make sure all components are oriented and positioned correctly when soldering, and check if some solder joints have poor connections.
- Customer service: this soldering kit is an ideal choice for electronics enthusiasts looking to enhance their soldering skills and build a functional radio. our team is dedicated to ensuring your satisfaction and will work with you to address any concerns or problems you may have. please feel free to contact us first if you have any questions about our products or instru...
- Great electronic soldering project: diy soldering kits are used to install a stereo bluetooth speaker radio with high-performance speakers. comes with operating instruction and you can scan the qr code on the instruction to get video instructions. please note that this soldering kit requires certain basic electronic theory knowledge and soldering practical skills.
- Power-off memory function: press "mode" to switch to fṃ radio mode, the crystal radio kit will search and store available channels in your region (frequency: 87-108mhz). when the power is cut off, the radio will automatically save the current channel and play the same channel the next time it is turned on.
- Practical function: digital display shows current play mode, volume, radio frequency. there is a sensitivity adjustment button on the back to adjust the frequency of the 12 led light flashing which follow the music. the soldering project kit also comes with a user-friendly remote control for effortless operation.
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Product Highlights
- The circuit diagram, assembly drawing, parts list and process documentation are complete.
- The secondary medium amplifying tube is standard circuit, and the intermediate frequency has been adjusted to 465khz.
- All levels of circuits have ic test ports.
- Triode v1 is the frequency conversion tube, v2 and v3 are the medium amplifying tube, v4 is the detection tube, v5 is the low frequency pre-amplification tube, and v6 and v7 are the low frequency power amplifier tubes.
- The outer casing plastic of the radio electronic diy kit is new material, which makes it durable and long lasting.
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Product Highlights
- This device supports two power supply modes. it comes with a usb power cable and battery case, whether you're working in a studio or traveling, you can easily switch between the two power supply modes to suit your needs.
- Functions & features: fṃ 87-108mhz, work voltage: dc 3/5v, digital display, easy to adjust and use.
- The electronic solder diy kits are used to installed to a fṃ radio (87-108mhz). you will own a fṃ stereo which has excellent sound quality, stable performance and cool appearance when you finish the project.
- With a headphone jack: whether you're tuning into your favorite talk show, catching up on the news, or simply enjoying some music, the headphone jack provides a personal listening experience that is perfect for any situation.
- Great electronic diy kit for soldering practice and also suitable for family education. not only to improve your soldering skills, you will also will be more familiar with electronic components and learn more interesting electronics things.
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Product Highlights
- Enjoy the hands-on fun, enjoy the wonderful sound your own creation brings.
- Every time the power is turned on or the fm button is pressed, the digital tube will display the frequency for 5 seconds, and the digital tube display will automatically turn off after 5 seconds.
- It is a fully integrated, single-chip fm radio product with low voltage and low power consumption. the fm frequency can support 87mhz to 108 mhz, the radio effect is very well, and 50 radio channels can be stored.
- After switching off and then on again, the radio station will be played before it is switched off.
- Detailed installation tutorial for your reference. the operating steps are clear and easy to understand.
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