Assembled DIY SI4732 Chip All Band Radio Receiver FM AM (MW and SW) SSB LSB and USB+ 3.6v Lithium Battery + Antenna + Speaker
Assembled DIY SI4732 Chip All Band Radio Receiver FM AM (MW and SW) SSB LSB and USB+ 3.6v Lithium Battery + Antenna + Speaker
Description:
Use a 3.6v lithium battery
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);
If you modify the parameters, please refer to the actual product
