SI4732 Full Band Radio Receiver Support FM AM (MW And SW) SSB (LSB And USB) DIY

Description

SI4732 Full Band Radio Receiver Support FM AM (MW And SW) SSB (LSB And USB) DIY
Item Description
Electrical parameters:
Use a 3.6v lithium battery
Support USB charging
Audio output supports headset 3.5MM
Support 8 ohm speaker 1W output
FM supports earphone antenna
Antenna interface uses BNC
The PCB retains the SI4735 package, users can replace the chip by themselves, and the software is compatible
Features of this sketch:
1) FM, AM (MW and SW) and SSB (LSB and USB);
2) Audio bandwidth filter 0.5, 1, 1.2, 2.2, 3 and 4Khz;
3) 22 commercial and ham radio bands pre configured;
4) BFO Control; and
5) Frequency step switch (1, 5 and 10KHz);
Band band[] = {
{FM_BAND_TYPE, 8400, 10800, 10430, 10},
{LW_BAND_TYPE, 100, 510, 300, 1},
{MW_BAND_TYPE, 520, 1720, 810, 10},
{SW_BAND_TYPE, 1720, 3500, 1900, 1}, // 160 meters
{SW_BAND_TYPE, 3500, 4500, 3700, 1}, // 80 meters
{SW_BAND_TYPE, 4500, 5500, 4850, 5},
{SW_BAND_TYPE, 5500, 6300, 6000, 5},
{SW_BAND_TYPE, 6300, 7800, 7050, 5}, // 40 meters
{SW_BAND_TYPE, 7800, 10000, 9600, 5},
{SW_BAND_TYPE, 10000, 11000, 10100, 1}, // 30 meters
{SW_BAND_TYPE, 11000, 12500, 11940, 5},
{SW_BAND_TYPE, 12500, 13900, 13600, 5},
{SW_BAND_TYPE, 13900, 14500, 14270, 1}, // 20 meters
{SW_BAND_TYPE, 14500, 15900, 15300, 5},
{SW_BAND_TYPE, 15900, 17900, 17600, 5},
{SW_BAND_TYPE, 17900, 18300, 18100, 1},  // 17 meters
{SW_BAND_TYPE, 18300, 21900, 21200, 1},  // 15 mters
{SW_BAND_TYPE, 21900, 26200, 24940, 1},  // 12 meters
{SW_BAND_TYPE, 26200, 27900, 27500, 1},  // CB band (11 meters)
{SW_BAND_TYPE, 27900, 30000, 28400, 1}}; // 10 meters
If you modify the parameters, please refer to the actual product
ATS-20 SI4732 full band radio receiver with housing
Ele ctrical parameters:
-Use a 3.6v lithium battery
-Support USB charging
-Audio output supports headset 3.5MM
-Support 8 ohm speaker 1W output
-FM supports earphone antenna
-Antenna interface uses BNC
-The PCB retains the SI4735 package, users can replace the chip by themselves, and the software is compatible
Caution：
It is forbidden to squeeze the knob vigorously
Otherwise it is easy to damage the encoder
Features of this sketch:
1) FM, AM (MW and SW) and SSB (LSB and USB);
2) Audio bandwidth filter 0.5, 1, 1.2, 2.2, 3 and 4Khz;
3) 22 commercial and ham radio bands pre configured;
4) BFO Control; and
5) Frequency step switch (1, 5 and 10KHz);
Band band[] = {
{FM_BAND_TYPE, 8400, 10800, 10430, 10},
{LW_BAND_TYPE, 100, 510, 300, 1},
{MW_BAND_TYPE, 520, 1720, 810, 10},
{SW_BAND_TYPE, 1720, 3500, 1900, 1}, // 160 meters
{SW_BAND_TYPE, 3500, 4500, 3700, 1}, // 80 meters
{SW_BAND_TYPE, 4500, 5500, 4850, 5},
{SW_BAND_TYPE, 5500, 6300, 6000, 5},
{SW_BAND_TYPE, 6300, 7800, 7050, 5}, // 40 meters
{SW_BAND_TYPE, 7800, 10000, 9600, 5},
{SW_BAND_TYPE, 10000, 11000, 10100, 1}, // 30 meters
{SW_BAND_TYPE, 11000, 12500, 11940, 5},
{SW_BAND_TYPE, 12500, 13900, 13600, 5},
{SW_BAND_TYPE, 13900, 14500, 14270, 1}, // 20 meters
{SW_BAND_TYPE, 14500, 15900, 15300, 5},
{SW_BAND_TYPE, 15900, 17900, 17600, 5},
{SW_BAND_TYPE, 17900, 18300, 18100, 1},  // 17 meters
{SW_BAND_TYPE, 18300, 21900, 21200, 1},  // 15 mters
{SW_BAND_TYPE, 21900, 26200, 24940, 1},  // 12 meters
{SW_BAND_TYPE, 26200, 27900, 27500, 1},  // CB band (11 meters)
{SW_BAND_TYPE, 27900, 30000, 28400, 1}}; // 10 meters
Attention:
- If you modify the parameters, please refer to the actual product.
Package Included:
- 1 x Set of Radio Receiver
Payment Mathod
Returns Policy
Feedback
Payment Mathod
1. Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.
2. If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately. Returns accepted within 14 days of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final. Return shipping must be paid by buyer.
3. Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
4. We appreciate your Postive Feedback, and will do the same in return. DO NOT leave negative feedback without first communication with us. Ple
Returns Policy
1. Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.
2. If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately. Returns accepted within 14 days of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final. Return shipping must be paid by buyer.
3. Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
4. We appreciate your Postive Feedback, and will do the same in return. DO NOT leave negative feedback without first communication
Feedback
When you satisfied with our product and services please leave us positive feedback.
If a problem occurs, contact us immediately with any email request. Just contact us using the " Ask the seller a question" link on eBay.We will maill bakc within 24hours