{"id":312,"date":"2026-06-10T21:26:52","date_gmt":"2026-06-10T13:26:52","guid":{"rendered":"https:\/\/projectleon.net\/make\/blog\/diy-dipole-antenna-433mhz-lora-farsi\/"},"modified":"2026-06-10T21:26:53","modified_gmt":"2026-06-10T13:26:53","slug":"diy-dipole-antenna-433mhz-lora-farsi","status":"publish","type":"post","link":"https:\/\/projectleon.net\/make\/blog\/diy-dipole-antenna-433mhz-lora-farsi\/","title":{"rendered":"\u0633\u0627\u062e\u062a \u0622\u0646\u062a\u0646 Dipole \u062f\u0633\u062a\u200c\u0633\u0627\u0632 \u0628\u0631\u0627\u06cc \u06f4\u06f3\u06f3MHz: \u062a\u0642\u0648\u06cc\u062a \u0628\u0631\u062f LoRa \u0648 \u062a\u0633\u062a \u0639\u0645\u0644\u06cc (\u0641\u0627\u0631\u0633\u06cc)"},"content":{"rendered":"
\n\u0622\u0646\u062a\u0646 Dipole \u0633\u0627\u062e\u062a \u062f\u0633\u062a \u0628\u0631\u0627\u06cc LoRa 433MHz\n<\/div>\n
\n

\u0622\u0646\u062a\u0646\u060c \u062f\u0627\u06cc\u067e\u0644 \u0648 LoRa \u06cc\u0639\u0646\u06cc \u0686\u0647\u061f (\u0628\u0631\u0627\u06cc \u0645\u0628\u062a\u062f\u06cc)<\/h2>\n

\u0648\u0642\u062a\u06cc \u0645\u06cc\u200c\u06af\u0648\u06cc\u0646\u062f \u06cc\u06a9 \u0645\u0627\u0698\u0648\u0644 LoRa \u0622\u0646\u062a\u0646 \u062f\u0627\u0631\u062f\u060c \u06cc\u0639\u0646\u06cc \u0686\u0647\u061f \u0622\u0646\u062a\u0646<\/strong> \u06cc\u06a9 \u0642\u0637\u0639\u0647 \u0641\u0644\u0632\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0627\u0645\u0648\u0627\u062c \u0631\u0627\u062f\u06cc\u0648\u06cc\u06cc \u0631\u0627 \u0628\u0647 \u0633\u06cc\u06af\u0646\u0627\u0644 \u0627\u0644\u06a9\u062a\u0631\u06cc\u06a9\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f (\u0648 \u0628\u0631\u0639\u06a9\u0633). \u06a9\u06cc\u0641\u06cc\u062a \u0622\u0646\u062a\u0646 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0631\u0648\u06cc \u0628\u0631\u062f \u0627\u0631\u062a\u0628\u0627\u0637\u06cc \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f. \u0622\u0646\u062a\u0646 \u062a\u0627\u0631 \u0633\u06cc\u0645\u06cc \u06a9\u0648\u0686\u06a9\u06cc \u06a9\u0647 \u0628\u0627 \u0645\u0627\u0698\u0648\u0644\u200c\u0647\u0627\u06cc LoRa \u0645\u06cc\u200c\u0622\u06cc\u062f\u060c \u062e\u0648\u0628 \u0627\u0633\u062a \u0648\u0644\u06cc \u0628\u0647\u062a\u0631\u06cc\u0646 \u0646\u06cc\u0633\u062a.<\/p>\n

\u0622\u0646\u062a\u0646 \u062f\u0627\u06cc\u067e\u0644 (Dipole)<\/strong> \u0633\u0627\u062f\u0647\u200c\u062a\u0631\u06cc\u0646 \u0648 \u06a9\u0627\u0631\u0622\u0645\u062f\u062a\u0631\u06cc\u0646 \u0622\u0646\u062a\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0627\u0632 \u062f\u0648 \u0646\u06cc\u0645\u200c\u0645\u0648\u062c \u062f\u0631 \u062f\u0648 \u0637\u0631\u0641 \u062a\u0634\u06a9\u06cc\u0644 \u0634\u062f\u0647. \u06cc\u06a9 \u0622\u0646\u062a\u0646 \u062f\u0627\u06cc\u067e\u0644 \u062e\u0648\u0628 \u06f2 \u062a\u0627 \u06f5 dBi \u0628\u0647\u0631\u0647 \u062f\u0627\u0631\u062f \u2014 \u06cc\u0639\u0646\u06cc \u0633\u06cc\u06af\u0646\u0627\u0644 \u0627\u0631\u0633\u0627\u0644\u200c\u0634\u062f\u0647 \u062f\u0631 \u062c\u0647\u062a \u062e\u0627\u0635\u06cc \u0642\u0648\u06cc\u200c\u062a\u0631 \u0645\u06cc\u200c\u0634\u0648\u062f. dBi<\/strong> \u0648\u0627\u062d\u062f \u0628\u0647\u0631\u0647 \u0622\u0646\u062a\u0646 \u0646\u0633\u0628\u062a \u0628\u0647 \u0622\u0646\u062a\u0646 \u0627\u06cc\u0632\u0648\u062a\u0631\u0648\u067e\u06cc\u06a9 \u0627\u0633\u062a \u2014 \u0647\u0631 \u06f3 dBi \u06cc\u0639\u0646\u06cc \u062a\u0648\u0627\u0646 \u062f\u0648 \u0628\u0631\u0627\u0628\u0631!<\/p>\n

LoRa<\/strong> \u0645\u062e\u0641\u0641 Long Range \u0627\u0633\u062a \u2014 \u06cc\u06a9 \u062a\u06a9\u0646\u0648\u0644\u0648\u0698\u06cc \u0631\u0627\u062f\u06cc\u0648\u06cc\u06cc \u0628\u0627 \u062a\u0648\u0627\u0646 \u06a9\u0645 \u0648 \u0628\u0631\u062f \u0628\u0633\u06cc\u0627\u0631 \u0628\u0644\u0646\u062f (\u062a\u0627 \u0686\u0646\u062f \u06a9\u06cc\u0644\u0648\u0645\u062a\u0631). \u062f\u0631 \u0627\u06cc\u0631\u0627\u0646 \u062f\u0631 \u0628\u0627\u0646\u062f \u06f4\u06f3\u06f3MHz<\/strong> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0628\u06cc\u0634\u062a\u0631 \u0645\u0627\u0698\u0648\u0644\u200c\u0647\u0627\u06cc LoRa \u0645\u062b\u0644 Ra-02 \u0627\u0632 SX1278 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u0648 \u0648\u0631\u0648\u062f\u06cc \u06f5\u06f0 \u0627\u0647\u0645\u06cc \u062f\u0627\u0631\u0646\u062f \u2014 \u062f\u0642\u06cc\u0642\u0627\u064b \u0645\u0646\u0627\u0633\u0628 \u0622\u0646\u062a\u0646 \u062f\u0627\u06cc\u067e\u0644.<\/p>\n<\/div>\n

\n

\u0645\u062d\u0635\u0648\u0644\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u0633\u0627\u0632\u06cc\u062f<\/h2>\n

\u06cc\u06a9 \u0622\u0646\u062a\u0646 \u062f\u0627\u06cc\u067e\u0644 \u0646\u06cc\u0645\u200c\u0645\u0648\u062c\u06cc \u06f4\u06f3\u06f3MHz<\/strong> \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0622\u0646 \u0631\u0627 \u0631\u0648\u06cc \u0645\u0627\u0698\u0648\u0644 LoRa \u06cc\u0627 ESP32 \u0628\u0627 Ra-02 \u0646\u0635\u0628 \u06a9\u0646\u06cc\u062f. \u0628\u0639\u062f \u0627\u0632 \u0633\u0627\u062e\u062a\u060c \u0628\u0631\u062f LoRa \u0631\u0627 \u0642\u0628\u0644 \u0648 \u0628\u0639\u062f \u062a\u0633\u062a \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.<\/p>\n

    \n
  • \u0632\u0645\u0627\u0646 \u0633\u0627\u062e\u062a:<\/strong> \u06f3\u06f0 \u062f\u0642\u06cc\u0642\u0647 \u062a\u0627 \u06f1 \u0633\u0627\u0639\u062a<\/li>\n
  • \u0647\u0632\u06cc\u0646\u0647:<\/strong> \u0632\u06cc\u0631 \u06f5\u06f0 \u0647\u0632\u0627\u0631 \u062a\u0648\u0645\u0627\u0646<\/li>\n
  • \u0628\u0647\u0631\u0647:<\/strong> ~\u06f2 \u062a\u0627 \u06f2.\u06f1\u06f5 dBi<\/li>\n<\/ul>\n<\/div>\n

    \n\n\n\n\n\n\n\u0622\u0646\u062a\u0646 \u062f\u0627\u06cc\u067e\u0644 \u0646\u06cc\u0645\u200c\u0645\u0648\u062c\u06cc \u06f4\u06f3\u06f3MHz<\/text>\n\u0628\u0627\u0632\u0648\u06cc \u0628\u0627\u0644\u0627 = \u06f1\u06f6.\u06f4cm<\/text>\n\u0628\u0627\u0632\u0648\u06cc \u067e\u0627\u06cc\u06cc\u0646 = \u06f1\u06f6.\u06f4cm<\/text>\n\u0627\u062a\u0635\u0627\u0644 \u0645\u0631\u06a9\u0632\u06cc<\/text>\n\u06a9\u0627\u0628\u0644 \u06a9\u0648\u0627\u06a9\u0633\u06cc\u0627\u0644 \u0628\u0647 \u0645\u0627\u0698\u0648\u0644<\/text>\n\u0637\u0648\u0644 \u06a9\u0644: \u06f3\u06f2.\u06f8cm \u2014 \u0646\u0635\u0641 \u0645\u0648\u062c \u062f\u0631 \u06f4\u06f3\u06f3MHz<\/text>\n<\/svg><\/p>\n

    \u0641\u0631\u0645\u0648\u0644 \u0645\u062d\u0627\u0633\u0628\u0647 \u0637\u0648\u0644 \u0622\u0646\u062a\u0646<\/h2>\n

    \n\u0637\u0648\u0644 \u0647\u0631 \u0628\u0627\u0632\u0648 (\u0645\u062a\u0631) = \u06f3\u06f0\u06f0 \/ (\u0641\u0631\u06a9\u0627\u0646\u0633 MHz \u00d7 \u06f4)<\/strong>
    \n\u0628\u0631\u0627\u06cc \u06f4\u06f3\u06f3MHz: 300 \/ (433 \u00d7 4) = 300 \/ 1732 \u2248 0.1731 \u0645\u062a\u0631 = 17.3cm<\/code>
    \n\u0646\u06a9\u062a\u0647: \u062f\u0631 \u0633\u06cc\u0645 \u0645\u0633\u06cc \u0628\u0627 \u0636\u0631\u06cc\u0628 \u062a\u0646\u062f\u06cc (Velocity Factor) ~\u06f0.\u06f9\u06f5:
    \n17.3 \u00d7 0.95 \u2248 16.4cm<\/code> \u0628\u0631\u0627\u06cc \u0647\u0631 \u0628\u0627\u0632\u0648.\n<\/p>\n

    \u0627\u0628\u0632\u0627\u0631 \u0648 \u0645\u0648\u0627\u062f \u0644\u0627\u0632\u0645<\/h2>\n\n\n\n\n\n\n\n\n\n\n
    \u0645\u0648\u0627\u062f<\/th>\n\u0645\u0642\u062f\u0627\u0631 \/ \u0646\u0648\u0639<\/th>\n<\/tr>\n<\/thead>\n
    \u06a9\u0627\u0628\u0644 \u06a9\u0648\u0627\u06a9\u0633\u06cc\u0627\u0644 RG174 \u06cc\u0627 RG58<\/td>\n\u06f4\u06f0cm<\/td>\n<\/tr>\n
    \u0633\u06cc\u0645 \u0645\u0633\u06cc \u0633\u062e\u062a \u06f1.\u06f5mm<\/td>\n\u06f4\u06f0cm<\/td>\n<\/tr>\n
    \u06a9\u0627\u0646\u06a9\u062a\u0648\u0631 SMA Male \u06cc\u0627 U.FL<\/td>\n\u06f1 \u0639\u062f\u062f<\/td>\n<\/tr>\n
    \u0644\u0648\u0644\u0647 \u062d\u0631\u0627\u0631\u062a\u06cc (Heat Shrink)<\/td>\n\u0686\u0646\u062f \u0633\u0627\u0646\u062a\u06cc<\/td>\n<\/tr>\n
    \u0647\u0648\u06cc\u0647 \u0648 \u0642\u0644\u0639<\/td>\n\u0644\u062d\u06cc\u0645\u200c\u06a9\u0627\u0631\u06cc<\/td>\n<\/tr>\n
    \u062e\u0637\u200c\u06a9\u0634 \u0648 \u06a9\u0627\u062a\u0631<\/td>\n\u0628\u0631\u0634 \u062f\u0642\u06cc\u0642<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u0645\u0631\u0627\u062d\u0644 \u0633\u0627\u062e\u062a<\/h2>\n
      \n
    1. \u0628\u0631\u0634 \u0628\u0627\u0632\u0648\u0647\u0627:<\/strong> \u062f\u0648 \u062a\u06a9\u0647 \u0633\u06cc\u0645 \u0645\u0633\u06cc \u0647\u0631\u06a9\u062f\u0627\u0645 \u062f\u0642\u06cc\u0642\u0627\u064b \u06f1\u06f6.\u06f4cm \u0628\u0631\u0634 \u0628\u0632\u0646\u06cc\u062f. \u0627\u0632 \u062e\u0637\u200c\u06a9\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u2014 \u06f1mm \u0627\u062e\u062a\u0644\u0627\u0641 \u0647\u0645 \u062f\u0631 \u062a\u0637\u0628\u06cc\u0642 \u0627\u0645\u067e\u062f\u0627\u0646\u0633 \u0627\u062b\u0631 \u062f\u0627\u0631\u062f.<\/li>\n
    2. \u0622\u0645\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u06a9\u0627\u0628\u0644:<\/strong> \u0627\u0646\u062a\u0647\u0627\u06cc \u06a9\u0627\u0628\u0644 \u06a9\u0648\u0627\u06a9\u0633\u06cc\u0627\u0644 \u0631\u0627 \u0628\u0627 \u0627\u062d\u062a\u06cc\u0627\u0637 \u06f1cm \u067e\u0648\u0634\u0634 \u062e\u0627\u0631\u062c\u06cc \u0628\u0631\u062f\u0627\u0631\u06cc\u062f\u060c \u0628\u0627\u0641\u062a \u0632\u0645\u06cc\u0646 \u0631\u0627 \u0628\u0647 \u06a9\u0646\u0627\u0631 \u0628\u0632\u0646\u06cc\u062f\u060c \u0648 \u0639\u0627\u06cc\u0642 \u062f\u0627\u062e\u0644\u06cc \u0631\u0627 \u06f5mm \u0628\u0631\u062f\u0627\u0631\u06cc\u062f \u062a\u0627 \u0631\u0634\u062a\u0647 \u0645\u0631\u06a9\u0632\u06cc \u0646\u0645\u0627\u06cc\u0627\u0646 \u0634\u0648\u062f.<\/li>\n
    3. \u0644\u062d\u06cc\u0645\u200c\u06a9\u0627\u0631\u06cc:<\/strong> \u0631\u0634\u062a\u0647 \u0645\u0631\u06a9\u0632\u06cc \u06a9\u0648\u0627\u06a9\u0633\u06cc\u0627\u0644 \u0631\u0627 \u0628\u0647 \u06cc\u06a9\u06cc \u0627\u0632 \u0628\u0627\u0632\u0648\u0647\u0627 \u0644\u062d\u06cc\u0645 \u06a9\u0646\u06cc\u062f (\u0628\u0627\u0632\u0648\u06cc \u0628\u0627\u0644\u0627). \u0628\u0627\u0641\u062a \u0632\u0645\u06cc\u0646 \u0631\u0627 \u0628\u0647 \u0628\u0627\u0632\u0648\u06cc \u062f\u06cc\u06af\u0631 (\u067e\u0627\u06cc\u06cc\u0646) \u0644\u062d\u06cc\u0645 \u06a9\u0646\u06cc\u062f.<\/li>\n
    4. \u067e\u0648\u0634\u0634 \u0628\u0627 Heat Shrink:<\/strong> \u0646\u0642\u0637\u0647 \u0627\u062a\u0635\u0627\u0644 \u0631\u0627 \u0628\u0627 \u0644\u0648\u0644\u0647 \u062d\u0631\u0627\u0631\u062a\u06cc \u0628\u067e\u0648\u0634\u0627\u0646\u06cc\u062f \u062a\u0627 \u0645\u062d\u0627\u0641\u0638\u062a \u0641\u06cc\u0632\u06cc\u06a9\u06cc \u0648 \u0639\u0627\u06cc\u0642\u200c\u0628\u0646\u062f\u06cc \u0634\u0648\u062f.<\/li>\n
    5. \u0627\u062a\u0635\u0627\u0644 \u06a9\u0627\u0646\u06a9\u062a\u0648\u0631:<\/strong> \u0627\u0646\u062a\u0647\u0627\u06cc \u062f\u06cc\u06af\u0631 \u06a9\u0627\u0628\u0644 \u0631\u0627 \u0628\u0647 \u06a9\u0627\u0646\u06a9\u062a\u0648\u0631 SMA \u0648\u0635\u0644 \u06a9\u0646\u06cc\u062f (\u0631\u0634\u062a\u0647 \u0645\u0631\u06a9\u0632\u06cc \u0628\u0647 \u067e\u06cc\u0646 \u0645\u0631\u06a9\u0632\u06cc\u060c \u0628\u0627\u0641\u062a \u0628\u0647 \u067e\u0648\u0633\u062a\u0647).<\/li>\n
    6. \u062a\u0633\u062a:<\/strong> \u0622\u0646\u062a\u0646 \u0631\u0627 \u0631\u0648\u06cc \u0645\u0627\u0698\u0648\u0644 LoRa \u0648\u0635\u0644 \u06a9\u0646\u06cc\u062f \u0648 \u062a\u0633\u062a \u0628\u0631\u062f \u06a9\u0646\u06cc\u062f.<\/li>\n<\/ol>\n

      \u062a\u0633\u062a \u0639\u0645\u0644\u06cc \u0628\u0631\u062f<\/h2>\n
      \n\/\/ \u062a\u0633\u062a \u0633\u0627\u062f\u0647 RSSI \u0628\u0627 LoRa Ra-02 \u0648 Arduino\n#include <SPI.h>\n#include <LoRa.h>\n\nvoid setup() {\n  Serial.begin(9600);\n  if (!LoRa.begin(433E6)) {  \/\/ 433 MHz\n    Serial.println(\"LoRa init failed!\");\n    while (1);\n  }\n  LoRa.setSpreadingFactor(10);\n  LoRa.setSignalBandwidth(125E3);\n  LoRa.setCodingRate4(5);\n  Serial.println(\"LoRa Receiver Ready\");\n}\n\nvoid loop() {\n  int packetSize = LoRa.parsePacket();\n  if (packetSize) {\n    String msg = \"\";\n    while (LoRa.available()) msg += (char)LoRa.read();\n    Serial.print(\"Received: '\"); Serial.print(msg); Serial.print(\"'\");\n    Serial.print(\" | RSSI: \"); Serial.print(LoRa.packetRssi());\n    Serial.print(\" dBm | SNR: \"); Serial.println(LoRa.packetSnr());\n  }\n}\n<\/code><\/pre>\n
      \u0686\u06a9\u200c\u0644\u06cc\u0633\u062a \u062a\u0633\u062a<\/h2>\n\n\n\n\n\n\n\n
      \u062a\u0633\u062a<\/th>\n\u0646\u062a\u06cc\u062c\u0647<\/th>\n<\/tr>\n<\/thead>\n
      \u0628\u062f\u0648\u0646 \u0622\u0646\u062a\u0646 RSSI \u0686\u0646\u062f \u0627\u0633\u062a\u061f<\/td>\n\u0636\u0639\u06cc\u0641\u200c\u062a\u0631 \u0627\u0632 -\u06f1\u06f0\u06f0 dBm<\/td>\n<\/tr>\n
      \u0628\u0627 \u0622\u0646\u062a\u0646 \u062f\u0627\u06cc\u067e\u0644 RSSI \u0686\u0646\u062f \u0627\u0633\u062a\u061f<\/td>\n\u0628\u0647\u062a\u0631 \u0627\u0632 -\u06f8\u06f5 dBm \u062f\u0631 \u06f1\u06f0\u06f0 \u0645\u062a\u0631<\/td>\n<\/tr>\n
      \u0622\u0646\u062a\u0646 \u062f\u0627\u063a \u0645\u06cc\u200c\u0634\u0648\u062f\u061f<\/td>\n\u0646\u0647 \u2014 \u0646\u0634\u0627\u0646\u0647 \u0645\u0634\u06a9\u0644 \u0627\u062a\u0635\u0627\u0644 \u0627\u0633\u062a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n\n\n\n\n\n\n\nArduino<\/text>\nSPI master<\/text>\nLoRa Ra-02<\/text>\nSX1278<\/text>\nSMA \u2192 Dipole<\/text>\n\u0622\u0646\u062a\u0646 \u062f\u0627\u06cc\u067e\u0644<\/text>\n\u0647\u0648\u0627 \/ RF<\/text>\n\u0622\u0646\u062a\u0646 \u0628\u0647\u062a\u0631 = \u0628\u0631\u062f \u0628\u06cc\u0634\u062a\u0631 = \u06a9\u0645\u062a\u0631 \u0627\u062a\u0644\u0627\u0641 \u0633\u06cc\u06af\u0646\u0627\u0644<\/text>\n<\/svg><\/p>\n
      \u0648\u06cc\u062f\u0626\u0648\u0647\u0627\u06cc \u0622\u0645\u0648\u0632\u0634\u06cc<\/h2>\n
      \n