{"product_id":"wireless-spread-spectrum","title":"Wireless Spread Spectrum","description":"\u003cp\u003eLoRa series modules (Ra - 01 \/ Ra - 02) by essence can design and development of science and technology, this series of module\u003cbr\u003etheRf chip SX1278 mainly adopts LoRa remote modems, used for long distance spread spectrum communication\u003cbr\u003eThe letter,Resistance toInterfere with strong sex, can maximum limit reduce current consumption.With LoRa are designed\u003cbr\u003eThe modulationTechnology, with more than 148 DBM SX1278 high sensitivity, + 20 DBM power output\u003cbr\u003ethe port distanceFrom far and high reliability.At the same time, relative to the traditional modulation technology, LoRa modulation technology in the fight\u003cbr\u003eBlocking and chooseAlso has obvious advantage, solve the traditional design scheme can't both distance,\u003cbr\u003eAnti-interference and power consumptionThe problem.Ra, the Ra - 01-02 working frequency 433 m, mainly aimed at 433 m\u003cbr\u003eSegment of the region, includingChina and southeast Asia.\u003cbr\u003eThe module features:\u003cbr\u003eLoRa spread spectrum modulation technique\u003cbr\u003eVast communication distance 15 km\u003cbr\u003e+ 20 DBM - 100 mw constant rf power output voltage change\u003cbr\u003eHigh sensitivity, low - 148 DBM\u003cbr\u003eHalf duplex SPI communication\u003cbr\u003eProgrammable bit rate is as high as 300 KBPS\u003cbr\u003eSupport for , GFSK, MSK, GMSK, LoRa and modulation mode\u003cbr\u003e127 db RSSI dynamic range\u003cbr\u003eRf signal detection, automatic CAD model and super-fast AFC\u003cbr\u003ePacket engine with , up to 256 bytes\u003cbr\u003eSmall size double row stamp hole patch encapsulation\u003cbr\u003eWith shielding shell\u003cbr\u003eSpring antenna (Ra - 01) or external antenna (Ra - 02)\u003cbr\u003e(Different batches may have different printed characters, but it does not affect the use)\u003cbr\u003eColor: As Shown\u003cbr\u003eMaterial: PCB\u003cbr\u003ePackage Contents:\u003cbr\u003e1 * Module\u003cbr\u003eOnly the above package content, other products are not included.\u003cbr\u003eNote: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allow\u003cbr\u003eWelcome to our store! We hope you have a wonderful shopping experience!\u003c\/p\u003e","brand":"SIERRA SHOP ","offers":[{"title":"Default Title","offer_id":68095317442603,"sku":"00690128384684","price":525.0,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/0705\/2075\/files\/2c311223-8513-4379-8067-ccd4d0ddfa29.4aa5f6a1a39a10c5115370e75db91cf2.jpg?v=1793475904","url":"https:\/\/sierrashop.com.mx\/products\/wireless-spread-spectrum","provider":"SIERRA SHOP ","version":"1.0","type":"link"}