SI4732 All Band Radio FM AM (MW and SW) and SSB (LSB and USB) with Antenna Lithium Battery Speaker
Features:
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);
Specification:
Use a 3.6V lithium battery 1000MA（only for Assembled version）
Support USB charging
Audio output supports headset 3.5MM
Support 8 ohm speaker 1.5W 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
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
Package includes:
1 x Host with shell+Antenna (Battery included)
Details picture:
