SI4732 ¶óµð¿À ¼ö½Å±â DIY Å°Æ® BFO Á¦¾î FM AM (MW ¹× SW) SSB (LSB ¹× USB) ¿Àµð¿À ´ë¿ªÆø ÇÊÅÍ ½ºÇÇÄ¿ ¾ÈÅ׳ª Dropship![](https://ae01.alicdn.com/kf/Ha7edadd4e17442bca410e9fc3b36c48bE.jpg)
¸®Æ¬ ¹èÅ͸® + ¾ÈÅ׳ª + ½ºÇÇÄ¿ + ½©ÀÌ ÀÖ´Â Si4732 Ç® ¹êµå ¶óµð¿À ¼ö½Å±â
ºñµð¿À:
http://www.youtube.com/watch?v=r2ViDgUzEzI
Àü±â ¸Å°³ º¯¼ö:
SI4732-RDS-ALL-IN-ONE-OLED
3.6v ¸®Æ¬ ¹èÅ͸® »ç¿ë
USB ̾˟
¿Àµð¿À Ãâ·Â Áö¿ø 3.5mm À̾îÆù
8 ¿È ½ºÇÇÄ¿ 1w Áö¿ø
FM Ãâ·ÂÀÌ À̾îÆù ¾ÈÅ׳ª Áö¿ø
BNC ¾ÈÅ׳ª ÀÎÅÍÆäÀ̽º »ç¿ë
PCB´Â si4735 ÆÐÅ°Áö¸¦ º¸À¯ÇÏ°í »ç¿ëÀڴ ĨÀ» ½º½º·Î ±³Ã¼ ÇÒ ¼ö ÀÖÀ¸¸ç ¼ÒÇÁÆ®¿þ¾î´Â ȣȯµË´Ï´Ù.
ÀÌ ½ºÄÉÄ¡ÀÇ Æ¯Â¡:
1) fm, am (MW ¹× SW) ¹× SB (LSB ¹× USB);
2) 0.5, 1, 1.2, 2.2, 3 ¹× 4khz ¿Àµð¿À ´ë¿ªÆø ÇÊÅÍ;
3) 22 °³ÀÇ »çÀü ±¸¼ºµÈ »ó¾÷¿ë ¶óµð¿À ¹× ÇÜ ÁÖÆļö ´ë¿ª;
4) bfo Á¦¾î; ¹×
5) ÁÖÆļö ´Ü°è ½ºÀ§Ä¡ (1,5 ¹× 10kHz);
ÁÖÆļö ¹êµå [] = {
{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 ¹ÌÅÍ
{Sw_band_type, 3500, 4500, 3700, 1}, // 80 ¹ÌÅÍ
{Sw_band_type,
4500, 5500, 4850, 5},
{Sw_band_type, 5500, 6300, 6000, 5}, {sw_band_type,
6300, 7800, 7050, 5}, // 40 ¹ÌÅÍ {Sw_band_type, 7800, 10000, 9600, 5},
{Sw_band_type, 10000, 11000, 10100, 1}, // 30 ¹ÌÅÍ
{Sw_band_type, 11000, 12500, 11940, 5},
{Sw_band_type, 12500, 13900, 13600, 5 }, {sw_band_type,
13900, 14500, 14270, 1}, // 20 ¹ÌÅÍ
{Sw_band_type, 14500, 15900, 15300, 5},
{Sw_band_type, 15900, 17900, 17600, 5},
{Sw_band_type, 17900, 18300 ,?? 18100, 1}, // 17 ¹ÌÅÍ
{Sw_band_type, 18300? 21900, 21200, 1}, // 15 ¹ÌÅÍ
{Sw_band_type, 21900, 26200, 24940, 1}, // 12 ¹ÌÅÍ
{Sw_band_type, 26200, 27900, 27500, 1}, // cb ¹êµå (11 ¹ÌÅÍ)
{Sw_band_type, 27900, 30000, 28400, 1} //; // 10 ¹ÌÅÍ
![](https://ae01.alicdn.com/kf/Hd004098fc57e4aeaa932de419d600ae7Z.jpg)
![](https://ae01.alicdn.com/kf/Hd3a4a8cad9334228a00b273d77e7e49de.jpg)
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![](https://ae01.alicdn.com/kf/H93610dfbd7cf4b0b83073c4f0f813fa0M.jpg)
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