·Î¶ó ¸ðµâÀÌ ÀüÆĹý¿¡ À§¹ÝµÇÁö´Â ¾ÊÀ»±î¿ä?
http://www.ebay.com/itm/Ebyte-E44-TTL-1W-8km-1W-915MHz-SX1278-SX1276-¡¦ (364)
No. | Parameter item | Parameter details | Description |
1 | IC | SX1276 | SEMTECH |
2 | Size | 24* 43mm | Without SMA |
3 | Weight | 8.3g | With SMA |
4 | Frequency Band | 915MHz | Frequency range : 900~931MHz, Channel: 32 |
5 | PCB | 4-layer | Impedance-matching, lead-free |
6 | Connector | 1 * 7 * 2.54mm | Plug-in |
7 | Supply voltage | 2.8 ~ 5.5V DC | 5V is recommended |
8 | Operation Range | 8000m | Clear and open area, 30dBm, antenna gain: 5dBi,height: 2m,air date rate: 2.4kbps |
9 | Transmitting power | 30dBm | 4 optional level (30、27、24、21dBm) |
10 | Air data rate | 2.4kbps | 6 optional level (0.3、1.2、2.4、4.8、9.6、19.2kbps) |
11 | Standby current | 6.0uA | M1=1, M0=1 ( Mode 3 ) |
12 | Transmitting current | 680mA@20dBm | The proposed power supply current is not less than 1.5A |
13 | Receiving current | 15mA | Mode 0 or 1 |
14 | Communication interface | UART | 8N1、8E1、8O1,Eight kinds of UART baud Rate, from 1200 to 115200 bps(Default: 9600) |
15 | Driving mode | UART | Can be configured to push-pull/high pull, open-drain |
16 | Transmitting length | 512 bytes buffer | 58 bytes per package |
17 | Receiving length | 512 bytes buffer | 58 bytes per package |
18 | Address | 65536 | Easy for network, broadcast and fixed transmission |
19 | WOR | Available | Minimum average power consumption is about 30uA (applicable for battery powered applications) |
20 | RSSI | No support | Built-in intelligent processing |
21 | Sensitivity | -138dbm@0.3kbps | Sensitivity has nothing to with baud rate or delay time |
22 | Antenna type | SMA-K | 50Ω impedance |
23 | Operating temperature | -40 ~ +85℃ | Industrial-grade |
24 | Operating temperature | 10% ~ 90% | No condensation |
25 | Storage temperature | -40 ~ +125℃ | Industrial-grade |
로라 모듈을 아두이노에 장착해서 테스트해보고 싶은데.. 얘가 전파법(?)에 위반되려나요??
해당 상품은 링크에 올려두었습니다
조언 부탁드립니다..
´Ü, À§ Á¦Ç°À» 2°³ ±¸¸ÅÇÒ °æ¿ì ÀüÆÄÀÎÁõ ¹Þ¾Æ¾ß ÇÕ´Ï´Ù. 1°³¸¸ Åë°ü °¡´ÉÇϴٳ׿ä.
±Ùµ¥ ½ÅÈ£°¡ Á» ½ë°Í °°Àºµ¥ À§ÇèÇÒµí ÇÕ´Ï´Ù. ±¹¸³ÀüÆÄ¿¬±¸¿ø¿¡ ¹®ÀÇÇغÁ¾ßÇÒµíÇØ¿ä.
1W¸é Ãâ·ÂÀÌ Á» ³ô³×¿ä. ÀüÆÄ°ü¸®¼Ò³ª °úÇбâ¼úÁ¤º¸Åë½ÅºÎ¿¡ Çѹø ÀüÈÇØ º¸´Â°Ô ÁÁÀ»°Å °°³×¿ä
±¹³» ÀüÆÄ ±Ô°Ý¿¡µµ ¸ÂÁö ¾Ê°í ÀÎÁõÀ» ¹ÞÁöµµ ¾Ê½À´Ï´Ù. ´Ù¸¸ 900MHz¶ó´Â°Ô °É¸®±ä ÇÕ´Ï´Ù.
Å×½ºÆ®ÇÒ¶§ ¹®Á¦°¡ µÉµíÇÕ´Ï´Ù. ±Ùµ¥ ÁÖÆļö´Â ·¯½Ã¾Æ³ª Áß±¹ CCC±Ô°Ý¿¡ ¸Â´ÂµíÇÕ´Ï´Ù.
Èì... ºñÇã°¡ÁÖÆļö°¡ Àú ´ë¿ªÀ̶ó µé¾ú´Âµ¥ ¾Æ´Ñ°¡º¸³×¿ä
ÀÎÁõÁøÇàÀ» ÇÕ´Ï´Ù.¿¹Àü¿¡ LGÀüÀÚµµ RF module¸¦ ÆȾÒÁö¿ä. ÇÏÁö¸¸ ÀÎÁõ¹ÞÁö´Â ¾Ê°í
Á¦Ç°ÈµÉ¶§ ±×ȸ»ç¿¡ ±â¼úÁö¿øÇØÁÖ¸é¼ ÀÎÁõÁøÇàÀ» Çß½À´Ï´Ù.
Á¦°¡ Çü½ÄÀÎÁõ¶§ºÎÅÍ ½ÃÀÛÇؼ MICÀÎÁõ, KCCÀÎÁõÀ¸·Î ³Ñ¾î¿Â ¼¼´ëÀÔ´Ï´Ù.
Ãâ·ÂÀÌ 1000mw¶ó Ãâ·ÂÀ» Á¦ÇÑÇÒ ¼ö ¾ø´Ù¸é ÀüÆĹý À§¹ÝÀÔ´Ï´Ù.
Ȥ½Ã °ü·Ã¸µÅ© ¾Ë·ÁÁÖ½Ç ¼ö ÀÖ³ª¿ä??
±Ùµ¥ 900mhz ´ë¿ªÀ̶ó Àß ¸ð¸£°Ú³×¿ä
½ÃÇà·É È®ÀÎÇÏ¼Å¾ß ÇÒ °Å °°½À´Ï´Ù
- ä³Î 20(920.9 MHz)ºÎÅÍ 32(923.3 Mhz)±îÁö 200 mW (23.01 dBm) ÀÌÇÏ
À§ ½ºÆåÀ¸·Î ¾î¶² Á¦Ç°À» ±¸¸ÅÇÏ¸é µÉÁö... ¹ß°ßÇϽøé Àúµµ Á» ¾Ë·ÁÁÖ¼¼¿ä. ^^
--- Âü°í ÀÚ·á ---
# ½Å°íÇÏÁö ¾Æ´ÏÇÏ°í °³¼³ÇÒ ¼ö ÀÖ´Â ¹«¼±±¹¿ë ¹«¼±±â±â
Á¦5Á¶(RFID/USN¿ë ¹«¼±±â±â)
917¢¦923.5
http://www.law.go.kr/admRulLsInfoP.do?admRulSeq=2000000099885
# IoT È®»êÀ» À§ÇØ Æ¯Á¤ ±¸°£ Ãâ·Â ±âÁØ°ªÀ» 10mW ¿¡¼ 200mw ·Î »óÇâ
http://www.msit.go.kr/web/msipContents/contentsView.do?cateId=mssw352&artId=1298156
ä³Î 20(920.9 MHz)ºÎÅÍ 32(923.3 Mhz)±îÁö 200 mW (23.01 dBm) ÀÌÇÏ ¸¸ ¸¸Á·ÇÏ¸é ½Å°íÀýÂ÷¾øÀÌ Å×½ºÆ®°¡ °¡´ÉÇѰűº¿ä..