{"id":341,"date":"2026-06-10T22:06:07","date_gmt":"2026-06-10T14:06:07","guid":{"rendered":"https:\/\/projectleon.net\/make\/blog\/diy-walkie-talkie-sa818-arduino-vhf-uhf-farsi\/"},"modified":"2026-06-10T22:16:07","modified_gmt":"2026-06-10T14:16:07","slug":"diy-walkie-talkie-sa818-arduino-vhf-uhf-farsi","status":"publish","type":"post","link":"https:\/\/projectleon.net\/make\/blog\/diy-walkie-talkie-sa818-arduino-vhf-uhf-farsi\/","title":{"rendered":"\u0633\u0627\u062e\u062a \u062f\u0633\u062a\u06af\u0627\u0647 \u0628\u06cc\u200c\u0633\u06cc\u0645 \u0648\u0627\u06a9\u06cc\u200c\u062a\u0627\u06a9\u06cc DIY \u0628\u0627 SA818 \u0648 \u0622\u0631\u062f\u0648\u06cc\u0646\u0648: \u0631\u0627\u062f\u06cc\u0648 VHF\/UHF \u0634\u062e\u0635\u06cc (\u0641\u0627\u0631\u0633\u06cc)"},"content":{"rendered":"
\n\u0648\u0627\u06a9\u06cc\u200c\u062a\u0627\u06a9\u06cc DIY \u0628\u0627 SA818\n<\/div>\n
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\u0648\u0627\u06a9\u06cc\u200c\u062a\u0627\u06a9\u06cc\u060c SA818 \u0648 \u0631\u0627\u062f\u06cc\u0648 VHF\/UHF \u06cc\u0639\u0646\u06cc \u0686\u0647\u061f (\u0628\u0631\u0627\u06cc \u0645\u0628\u062a\u062f\u06cc)<\/h2>\n

\u0648\u0627\u06a9\u06cc\u200c\u062a\u0627\u06a9\u06cc (Walkie-Talkie)<\/strong> \u06cc\u06a9 \u0631\u0627\u062f\u06cc\u0648 \u062f\u0648\u200c\u0637\u0631\u0641\u0647 \u062f\u0633\u062a\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u062f\u0648\u0646 \u0627\u06cc\u0646\u062a\u0631\u0646\u062a \u0648 \u0628\u062f\u0648\u0646 \u0633\u06cc\u0645\u200c\u06a9\u0627\u0631\u062a \u0627\u0631\u062a\u0628\u0627\u0637 \u0635\u0648\u062a\u06cc \u0628\u0631\u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0631\u0627\u062f\u06cc\u0648\u0647\u0627\u06cc \u0622\u0645\u0627\u062f\u0647 \u0628\u0627\u0632\u0627\u0631 (\u0645\u062b\u0644 Baofeng UV-5R) \u062f\u0631 \u0628\u0627\u0646\u062f\u0647\u0627\u06cc VHF<\/strong> (136-174MHz) \u0648 UHF<\/strong> (400-480MHz) \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0633\u0627\u062e\u062a \u06cc\u06a9 \u0648\u0627\u06a9\u06cc\u200c\u062a\u0627\u06a9\u06cc DIY \u062a\u062c\u0631\u0628\u0647 \u0628\u06cc\u200c\u0646\u0638\u06cc\u0631\u06cc \u062f\u0631 \u062f\u0631\u06a9 \u0631\u0627\u062f\u06cc\u0648 \u0627\u0631\u062a\u0628\u0627\u0637\u06cc \u0627\u0633\u062a.<\/p>\n

SA818<\/strong> \u06cc\u06a9 \u0645\u0627\u0698\u0648\u0644 \u0631\u0627\u062f\u06cc\u0648\u06cc\u06cc \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0627\u0631\u0632\u0627\u0646\u200c\u0642\u06cc\u0645\u062a \u0627\u0633\u062a \u06a9\u0647 \u062a\u0648\u0633\u0637 \u06cc\u06a9 UART \u0633\u0627\u062f\u0647 \u0628\u0627 \u0622\u0631\u062f\u0648\u06cc\u0646\u0648 \u06a9\u0646\u062a\u0631\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0634\u0645\u0627 \u0641\u0631\u06a9\u0627\u0646\u0633\u060c \u062a\u0648\u0627\u0646 \u062e\u0631\u0648\u062c\u06cc\u060c CTCSS (\u06a9\u062f \u062a\u0648\u0646 \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0645\u0632\u0627\u062d\u0645\u062a)\u060c \u0648 \u062d\u0627\u0644\u062a PTT \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062f\u0633\u062a\u0648\u0631\u0627\u062a AT \u062a\u0646\u0638\u06cc\u0645 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f. \u062e\u0631\u0648\u062c\u06cc \u0622\u0646 \u0645\u0633\u062a\u0642\u06cc\u0645\u0627\u064b \u0628\u0647 \u0622\u0646\u062a\u0646 \u0648 \u0645\u06cc\u06a9\u0631\u0648\u0641\u0648\u0646\/\u0627\u0633\u067e\u06cc\u06a9\u0631 \u0648\u0635\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n

PTT<\/strong> (Push-To-Talk) \u06cc\u0639\u0646\u06cc \u0648\u0642\u062a\u06cc \u062f\u06a9\u0645\u0647 \u0631\u0627 \u0646\u06af\u0647 \u0645\u06cc\u200c\u062f\u0627\u0631\u06cc\u062f \u0641\u0631\u0633\u062a\u0646\u062f\u0647 \u0631\u0648\u0634\u0646 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0635\u062d\u0628\u062a \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f\u061b \u0648\u0642\u062a\u06cc \u0631\u0647\u0627 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f \u0641\u0642\u0637 \u0645\u06cc\u200c\u0634\u0646\u0648\u06cc\u062f. \u0627\u06cc\u0646 \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f \u0647\u0645\u0647 \u0631\u0627\u062f\u06cc\u0648\u0647\u0627\u06cc \u062f\u0648\u200c\u0637\u0631\u0641\u0647 \u0627\u0633\u062a.<\/p>\n<\/div>\n

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

\u06cc\u06a9 \u0648\u0627\u06a9\u06cc\u200c\u062a\u0627\u06a9\u06cc DIY<\/strong> \u0628\u0627 \u0642\u0627\u0628\u0644\u06cc\u062a \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0631\u06cc\u0632\u06cc \u0641\u0631\u06a9\u0627\u0646\u0633\u060c \u0628\u0631\u062f \u06f2 \u062a\u0627 \u06f5 \u06a9\u06cc\u0644\u0648\u0645\u062a\u0631 \u062f\u0631 \u0641\u0636\u0627\u06cc \u0628\u0627\u0632.<\/p>\n

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  • \u0632\u0645\u0627\u0646 \u0633\u0627\u062e\u062a:<\/strong> \u06f3 \u062a\u0627 \u06f5 \u0633\u0627\u0639\u062a<\/li>\n
  • \u0647\u0632\u06cc\u0646\u0647:<\/strong> \u06f8\u06f0\u06f0 \u0647\u0632\u0627\u0631 \u062a\u0627 \u06f1.\u06f5 \u0645\u06cc\u0644\u06cc\u0648\u0646 \u062a\u0648\u0645\u0627\u0646<\/li>\n
  • \u0628\u0631\u062f:<\/strong> \u06f2-\u06f5km \u0641\u0636\u0627\u06cc \u0628\u0627\u0632 \u0628\u0627 \u0622\u0646\u062a\u0646 \u0645\u0646\u0627\u0633\u0628<\/li>\n<\/ul>\n

    ⚠ \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0631\u0627\u062f\u06cc\u0648\u0647\u0627\u06cc VHF\/UHF \u062f\u0631 \u0627\u06cc\u0631\u0627\u0646 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0645\u062c\u0648\u0632 \u062f\u0627\u0631\u062f. \u0627\u06cc\u0646 \u067e\u0631\u0648\u0698\u0647 \u0635\u0631\u0641\u0627\u064b \u0628\u0631\u0627\u06cc \u0622\u0645\u0648\u0632\u0634 \u0648 \u0628\u0627\u0646\u062f\u0647\u0627\u06cc \u0641\u0631\u06cc\u200c\u0628\u0646\u062f \u0645\u062c\u0627\u0632 \u0627\u0633\u062a.<\/p>\n<\/div>\n

    \n\n\n\n\n\n\n\n\n\n\u0645\u0627\u0698\u0648\u0644 SA818<\/text>\nVHF\/UHF Transceiver<\/text>\nArduino Nano<\/text>\n\u06a9\u0646\u062a\u0631\u0644 AT<\/text>\n\u0645\u06cc\u06a9\u0631\u0648\u0641\u0648\u0646<\/text>\n\u0627\u0633\u067e\u06cc\u06a9\u0631<\/text>\n\u0622\u0646\u062a\u0646 VHF<\/text>\nArduino \u062f\u0633\u062a\u0648\u0631 AT \u0645\u06cc\u200c\u0641\u0631\u0633\u062a\u062f \u2014 SA818 \u0631\u0627\u062f\u06cc\u0648 \u0631\u0627 \u062a\u0646\u0638\u06cc\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f<\/text>\n<\/svg><\/p>\n

    \u0642\u0637\u0639\u0627\u062a \u0644\u0627\u0632\u0645 (BOM)<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
    \u0642\u0637\u0639\u0647<\/th>\n\u0645\u062f\u0644<\/th>\n\u0646\u0642\u0634<\/th>\n<\/tr>\n<\/thead>\n
    \u0645\u0627\u0698\u0648\u0644 \u0631\u0627\u062f\u06cc\u0648<\/td>\nSA818 VHF \u06cc\u0627 SA818 UHF<\/td>\n\u0641\u0631\u0633\u062a\u0646\u062f\u0647\/\u06af\u06cc\u0631\u0646\u062f\u0647<\/td>\n<\/tr>\n
    \u0645\u06cc\u06a9\u0631\u0648\u06a9\u0646\u062a\u0631\u0644\u0631<\/td>\nArduino Nano<\/td>\n\u06a9\u0646\u062a\u0631\u0644 SA818 \u0628\u0627 AT<\/td>\n<\/tr>\n
    \u0645\u06cc\u06a9\u0631\u0648\u0641\u0648\u0646<\/td>\n\u0645\u06cc\u06a9\u0631\u0648\u0641\u0648\u0646 \u0627\u0644\u06a9\u062a\u0631\u062a \u06f3.\u06f5mm<\/td>\n\u0648\u0631\u0648\u062f\u06cc \u0635\u062f\u0627<\/td>\n<\/tr>\n
    \u0627\u0633\u067e\u06cc\u06a9\u0631<\/td>\n8\u03a9 0.5W<\/td>\n\u062e\u0631\u0648\u062c\u06cc \u0635\u062f\u0627<\/td>\n<\/tr>\n
    \u0622\u0646\u062a\u0646<\/td>\nSMA Whip 144\/430MHz<\/td>\n\u0622\u0646\u062a\u0646 \u0631\u0627\u062f\u06cc\u0648<\/td>\n<\/tr>\n
    \u062f\u06a9\u0645\u0647 PTT<\/td>\nMomentary Push Button<\/td>\n\u06a9\u0646\u062a\u0631\u0644 \u0627\u0631\u0633\u0627\u0644<\/td>\n<\/tr>\n
    \u0628\u0627\u062a\u0631\u06cc<\/td>\n3.7V LiPo 2000mAh<\/td>\n\u062a\u063a\u0630\u06cc\u0647<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u0627\u062a\u0635\u0627\u0644\u0627\u062a SA818 \u0628\u0647 Arduino<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
    \u067e\u06cc\u0646 SA818<\/th>\n\u0648\u0635\u0644 \u0628\u0647<\/th>\n<\/tr>\n<\/thead>\n
    VCC<\/td>\n3.7V \u0628\u0627\u062a\u0631\u06cc LiPo (\u0645\u0633\u062a\u0642\u06cc\u0645)<\/td>\n<\/tr>\n
    GND<\/td>\nGND \u0645\u0634\u062a\u0631\u06a9<\/td>\n<\/tr>\n
    RXD<\/td>\nArduino D3 (SoftSerial TX) + \u0645\u0642\u0633\u0645 \u0648\u0644\u062a\u0627\u0698<\/td>\n<\/tr>\n
    TXD<\/td>\nArduino D2 (SoftSerial RX)<\/td>\n<\/tr>\n
    PTT<\/td>\nArduino D8 (LOW = \u0627\u0631\u0633\u0627\u0644)<\/td>\n<\/tr>\n
    MIC+<\/td>\n\u0645\u06cc\u06a9\u0631\u0648\u0641\u0648\u0646 \u0627\u0644\u06a9\u062a\u0631\u062a + 4.7k \u0628\u0647 VCC<\/td>\n<\/tr>\n
    SPK+<\/td>\n\u0627\u0633\u067e\u06cc\u06a9\u0631 8\u03a9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u06a9\u062f \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0631\u06cc\u0632\u06cc SA818<\/h2>\n
    \n#include <SoftwareSerial.h>\nSoftwareSerial sa818(2, 3);  \/\/ RX, TX\n\nconst int PTT_PIN = 8;\nconst int BTN_PIN = 7;\n\nvoid programSA818() {\n  \/\/ \u062a\u0646\u0638\u06cc\u0645: Group=0, TX Freq=144.500MHz, RX Freq=144.500MHz\n  \/\/ CTCSS TX=0000 (\u0628\u062f\u0648\u0646 \u062a\u0648\u0646), CTCSS RX=0000, SQ=4, Bandwidth=0 (Wide 25kHz)\n  sa818.println(\"AT+DMOSETGROUP=0,144.5000,144.5000,0000,4,0000\");\n  delay(500);\n  while (sa818.available()) Serial.print((char)sa818.read());\n\n  \/\/ \u062a\u0646\u0638\u06cc\u0645 \u0635\u062f\u0627 Volume=5\n  sa818.println(\"AT+DMOSETVOLUME=5\");\n  delay(500);\n  Serial.println(\"SA818 programmed!\");\n}\n\nvoid setup() {\n  Serial.begin(9600);\n  sa818.begin(9600);\n  pinMode(PTT_PIN, OUTPUT);\n  pinMode(BTN_PIN, INPUT_PULLUP);\n  digitalWrite(PTT_PIN, HIGH);  \/\/ RX mode\n  delay(1000);\n  programSA818();\n}\n\nvoid loop() {\n  if (digitalRead(BTN_PIN) == LOW) {\n    \/\/ PTT \u0641\u0634\u0631\u062f\u0647 \u0634\u062f \u2014 \u062d\u0627\u0644\u062a \u0627\u0631\u0633\u0627\u0644\n    digitalWrite(PTT_PIN, LOW);\n    Serial.println(\"Transmitting...\");\n    while (digitalRead(BTN_PIN) == LOW) delay(10);\n    \/\/ PTT \u0631\u0647\u0627 \u0634\u062f \u2014 \u0628\u0631\u06af\u0634\u062a \u0628\u0647 \u062f\u0631\u06cc\u0627\u0641\u062a\n    digitalWrite(PTT_PIN, HIGH);\n    Serial.println(\"Receiving...\");\n    delay(100);\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
    \u062f\u0633\u062a\u0648\u0631 AT \u067e\u0627\u0633\u062e \u00ab+DMOSETGROUP:0\u00bb \u0645\u06cc\u200c\u062f\u0647\u062f\u061f<\/td>\n\u0628\u0644\u0647 \u2014 \u062a\u0646\u0638\u06cc\u0645 \u0645\u0648\u0641\u0642<\/td>\n<\/tr>\n
    \u0628\u0627 SDR \u06cc\u0627 Baofeng \u0631\u0648\u06cc \u0647\u0645\u0627\u0646 \u0641\u0631\u06a9\u0627\u0646\u0633 \u0635\u062f\u0627 \u0634\u0646\u06cc\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f\u061f<\/td>\n\u0628\u0644\u0647<\/td>\n<\/tr>\n
    \u0628\u0631\u062f \u062f\u0631 \u0641\u0636\u0627\u06cc \u0628\u0627\u0632 \u06f5\u06f0\u06f0 \u0645\u062a\u0631 \u062f\u0633\u062a \u06a9\u0645 \u06a9\u0627\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f\u061f<\/td>\n\u0628\u0644\u0647 \u0628\u0627 \u0622\u0646\u062a\u0646 whip<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n\n\n\n\n\n\n\nArduino AT<\/text>\n\u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0631\u06cc\u0632\u06cc<\/text>\nSA818 \u0645\u0627\u0698\u0648\u0644<\/text>\nVHF Transceiver<\/text>\n\u0622\u0646\u062a\u0646 + PTT<\/text>\n\u0627\u0631\u0633\u0627\u0644\/\u062f\u0631\u06cc\u0627\u0641\u062a<\/text>\nBaofeng \/ SDR<\/text>\n\u062f\u0633\u062a\u06af\u0627\u0647 \u062f\u06cc\u06af\u0631<\/text>\n\u0631\u0627\u062f\u06cc\u0648 DIY \u2014 \u0628\u062f\u0648\u0646 \u0627\u06cc\u0646\u062a\u0631\u0646\u062a \u2014 VHF\/UHF \u2014 \u062a\u0627 \u06f5 \u06a9\u06cc\u0644\u0648\u0645\u062a\u0631<\/text>\n<\/svg><\/p>\n
    \u0648\u06cc\u062f\u0626\u0648\u0647\u0627\u06cc \u0622\u0645\u0648\u0632\u0634\u06cc<\/h2>\n
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