{"id":38780,"date":"2023-04-21T13:35:44","date_gmt":"2023-04-21T18:35:44","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/diy-ultrasonic-directional-speaker\/"},"modified":"2025-01-21T01:41:24","modified_gmt":"2025-01-21T06:41:24","slug":"diy-ultrasonic-directional-speaker","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/hi\/diy-ultrasonic-directional-speaker\/","title":{"rendered":"\u0905\u092a\u0928\u0947 \u0939\u093e\u0925\u094b\u0902 \u0938\u0947 \u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0926\u093f\u0936\u093e\u0924\u094d\u092e\u0915 \u0938\u094d\u092a\u0940\u0915\u0930 \u092c\u0928\u093e\u090f\u0901"},"content":{"rendered":"<p>\u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0927\u094d\u0935\u0928\u093f, \u092e\u093e\u0928\u0935 \u0936\u094d\u0930\u0935\u0923 \u0938\u0940\u092e\u093e \u0938\u0947 \u092a\u0930\u0947 \u0939\u094b\u0928\u0947 \u0915\u0947 \u0915\u093e\u0930\u0923, \u0915\u0908 \u0930\u094b\u092e\u093e\u0902\u091a\u0915 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917\u094b\u0902 \u0915\u094b \u091c\u0928\u094d\u092e \u0926\u0947\u0924\u0940 \u0939\u0948\u0964  \u0926\u093f\u0936\u093e\u0924\u094d\u092e\u0915 \u0938\u094d\u092a\u0940\u0915\u0930, \u091c\u094b \u0927\u094d\u0935\u0928\u093f \u0915\u094b \u090f\u0915 \u0932\u0947\u091c\u093c\u0930 \u092c\u0940\u092e \u0915\u0940 \u0924\u0930\u0939 \u0915\u0947\u0902\u0926\u094d\u0930\u093f\u0924 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902, \u0910\u0938\u0947 \u0939\u0940 \u090f\u0915 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917 \u0939\u0948\u0902\u0964  \u092f\u0939 \u0932\u0947\u0916 \u0906\u092a\u0915\u094b \u0918\u0930 \u092a\u0930 \u0939\u0940 \u090f\u0915 \u0938\u093e\u0927\u093e\u0930\u0923 \u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0926\u093f\u0936\u093e\u0924\u094d\u092e\u0915 \u0938\u094d\u092a\u0940\u0915\u0930 \u092c\u0928\u093e\u0928\u0947 \u0915\u0940 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u0938\u0947 \u092a\u0930\u093f\u091a\u093f\u0924 \u0915\u0930\u093e\u090f\u0917\u093e\u0964  \u092f\u0939 \u090f\u0915 \u092e\u091c\u0947\u0926\u093e\u0930 \u0914\u0930 \u0936\u093f\u0915\u094d\u0937\u093e\u092a\u094d\u0930\u0926 \u092a\u094d\u0930\u094b\u091c\u0947\u0915\u094d\u091f \u0939\u0948 \u091c\u094b \u0906\u092a\u0915\u094b \u0927\u094d\u0935\u0928\u093f \u0914\u0930 \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928\u093f\u0915\u094d\u0938 \u0915\u0947 \u092c\u093e\u0930\u0947 \u092e\u0947\u0902 \u0914\u0930 \u092d\u0940 \u091c\u093e\u0928\u0928\u0947 \u0915\u093e \u0905\u0935\u0938\u0930 \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0947\u0917\u093e\u0964<\/p>\n<h3>\u0906\u0935\u0936\u094d\u092f\u0915 \u0938\u093e\u092e\u0917\u094d\u0930\u0940<\/h3>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u0938\u093e\u092e\u0917\u094d\u0930\u0940<\/th>\n<th>\u0935\u093f\u0935\u0930\u0923<\/th>\n<th>\u0915\u0939\u093e\u0901 \u0938\u0947 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0947\u0902<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930 (40kHz)<\/td>\n<td>\u0927\u094d\u0935\u0928\u093f \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f<\/td>\n<td>\u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928\u093f\u0915\u094d\u0938 \u0938\u094d\u091f\u094b\u0930, \u0911\u0928\u0932\u093e\u0907\u0928 \u0935\u093f\u0915\u094d\u0930\u0947\u0924\u093e<\/td>\n<\/tr>\n<tr>\n<td>\u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0921\u094d\u0930\u093e\u0907\u0935\u0930 \u092e\u0949\u0921\u094d\u092f\u0942\u0932<\/td>\n<td>\u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930 \u0915\u094b \u091a\u0932\u093e\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f<\/td>\n<td>\u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928\u093f\u0915\u094d\u0938 \u0938\u094d\u091f\u094b\u0930, \u0911\u0928\u0932\u093e\u0907\u0928 \u0935\u093f\u0915\u094d\u0930\u0947\u0924\u093e<\/td>\n<\/tr>\n<tr>\n<td>Arduino Nano<\/td>\n<td>\u092e\u0949\u0921\u094d\u092f\u0942\u0932 \u0915\u094b \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u093f\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f<\/td>\n<td>\u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928\u093f\u0915\u094d\u0938 \u0938\u094d\u091f\u094b\u0930, \u0911\u0928\u0932\u093e\u0907\u0928 \u0935\u093f\u0915\u094d\u0930\u0947\u0924\u093e<\/td>\n<\/tr>\n<tr>\n<td>\u092c\u094d\u0930\u0947\u0921\u092c\u094b\u0930\u094d\u0921 \u0914\u0930 \u091c\u092e\u094d\u092a\u0930 \u0935\u093e\u092f\u0930<\/td>\n<td>\u0938\u0930\u094d\u0915\u093f\u091f \u092c\u0928\u093e\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f<\/td>\n<td>\u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928\u093f\u0915\u094d\u0938 \u0938\u094d\u091f\u094b\u0930, \u0911\u0928\u0932\u093e\u0907\u0928 \u0935\u093f\u0915\u094d\u0930\u0947\u0924\u093e<\/td>\n<\/tr>\n<tr>\n<td>\u092a\u093e\u0935\u0930 \u0938\u092a\u094d\u0932\u093e\u0908 (9V)<\/td>\n<td>\u0938\u0930\u094d\u0915\u093f\u091f \u0915\u094b \u092a\u093e\u0935\u0930 \u0926\u0947\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f<\/td>\n<td>\u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u0949\u0928\u093f\u0915\u094d\u0938 \u0938\u094d\u091f\u094b\u0930<\/td>\n<\/tr>\n<tr>\n<td>3D \u092a\u094d\u0930\u093f\u0902\u091f\u0947\u0921 \u0939\u0949\u0930\u094d\u0928 (\u0935\u0948\u0915\u0932\u094d\u092a\u093f\u0915)<\/td>\n<td>\u0927\u094d\u0935\u0928\u093f \u0915\u094b \u0915\u0947\u0902\u0926\u094d\u0930\u093f\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f<\/td>\n<td>\u0911\u0928\u0932\u093e\u0907\u0928 \u0921\u093f\u091c\u093c\u093e\u0907\u0928 \u0909\u092a\u0932\u092c\u094d\u0927<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u0938\u0930\u094d\u0915\u093f\u091f \u0905\u0938\u0947\u0902\u092c\u0932\u0940<\/h3>\n<p>Arduino Nano \u0915\u094b \u0921\u094d\u0930\u093e\u0907\u0935\u0930 \u092e\u0949\u0921\u094d\u092f\u0942\u0932 \u0914\u0930 \u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930 \u0938\u0947 \u091c\u094b\u0921\u093c\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u091a\u0930\u0923\u094b\u0902 \u0915\u093e \u092a\u093e\u0932\u0928 \u0915\u0930\u0947\u0902:<\/p>\n<ol>\n<li>\u0921\u094d\u0930\u093e\u0907\u0935\u0930 \u092e\u0949\u0921\u094d\u092f\u0942\u0932 \u0915\u0947 VCC \u0914\u0930 GND \u0915\u094b Arduino \u0915\u0947 5V \u0914\u0930 GND \u0938\u0947 \u091c\u094b\u0921\u093c\u0947\u0902\u0964<\/li>\n<li>\u0921\u094d\u0930\u093e\u0907\u0935\u0930 \u092e\u0949\u0921\u094d\u092f\u0942\u0932 \u0915\u0947 SIG \u092a\u093f\u0928 \u0915\u094b Arduino \u0915\u0947 \u0921\u093f\u091c\u093f\u091f\u0932 \u092a\u093f\u0928 9 \u0938\u0947 \u091c\u094b\u0921\u093c\u0947\u0902\u0964<\/li>\n<li>\u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930 \u0915\u094b \u0921\u094d\u0930\u093e\u0907\u0935\u0930 \u092e\u0949\u0921\u094d\u092f\u0942\u0932 \u0915\u0947 \u0906\u0909\u091f\u092a\u0941\u091f \u0938\u0947 \u091c\u094b\u0921\u093c\u0947\u0902\u0964<\/li>\n<\/ol>\n<h3>\u0915\u094b\u0921\u093f\u0902\u0917<\/h3>\n<p>Arduino IDE \u092e\u0947\u0902 \u0928\u093f\u092e\u094d\u0928\u0932\u093f\u0916\u093f\u0924 \u0915\u094b\u0921 \u0905\u092a\u0932\u094b\u0921 \u0915\u0930\u0947\u0902:<\/p>\n<pre><code class=\"language-cpp\">#define signalPin 9\n\nvoid setup() {\n  pinMode(signalPin, OUTPUT);\n}\n\nvoid loop() {\n  tone(signalPin, 40000); \/\/ 40kHz \u0938\u093f\u0917\u094d\u0928\u0932 \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0915\u0930\u0947\u0902\n  delay(1000);\n  noTone(signalPin);\n  delay(1000);\n}<\/code><\/pre>\n<p>\u092f\u0939 \u0915\u094b\u0921 40kHz \u0915\u0940 \u0906\u0935\u0943\u0924\u094d\u0924\u093f \u092a\u0930 \u090f\u0915 \u091f\u094b\u0928 \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0915\u0930\u0924\u093e \u0939\u0948, \u091c\u094b \u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930 \u0915\u094b \u0938\u0915\u094d\u0930\u093f\u092f \u0915\u0930\u0924\u093e \u0939\u0948\u0964<\/p>\n<h3>\u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0914\u0930 \u0938\u0941\u0927\u093e\u0930<\/h3>\n<p>\u0938\u0930\u094d\u0915\u093f\u091f \u0915\u094b \u092a\u093e\u0935\u0930 \u0926\u0947\u0928\u0947 \u0915\u0947 \u092c\u093e\u0926, \u0906\u092a\u0915\u094b \u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930 \u0938\u0947 \u090f\u0915 \u0909\u091a\u094d\u091a \u0906\u0935\u0943\u0924\u094d\u0924\u093f \u0915\u0940 \u0927\u094d\u0935\u0928\u093f \u0938\u0941\u0928\u0928\u0940 \u091a\u093e\u0939\u093f\u090f (\u0939\u093e\u0932\u093e\u0902\u0915\u093f \u092f\u0939 \u092e\u093e\u0928\u0935 \u0915\u093e\u0928 \u0915\u0947 \u0932\u093f\u090f \u0938\u094d\u092a\u0937\u094d\u091f \u0928\u0939\u0940\u0902 \u0939\u094b\u0917\u0940)\u0964  \u092f\u0926\u093f \u0927\u094d\u0935\u0928\u093f \u092c\u0939\u0941\u0924 \u0915\u092e\u091c\u094b\u0930 \u0939\u0948, \u0924\u094b \u0906\u092a \u090f\u0915 3D \u092a\u094d\u0930\u093f\u0902\u091f\u0947\u0921 \u0939\u0949\u0930\u094d\u0928 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0915\u0947 \u0907\u0938\u0947 \u0915\u0947\u0902\u0926\u094d\u0930\u093f\u0924 \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964  \u0927\u094d\u092f\u093e\u0928 \u0930\u0916\u0947\u0902 \u0915\u093f \u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0927\u094d\u0935\u0928\u093f \u092c\u0939\u0941\u0924 \u0915\u0947\u0902\u0926\u094d\u0930\u093f\u0924 \u0939\u094b\u0924\u0940 \u0939\u0948, \u0907\u0938\u0932\u093f\u090f \u0906\u092a\u0915\u094b \u0927\u094d\u0935\u0928\u093f \u0915\u093e \u0905\u0928\u0941\u092d\u0935 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930 \u0915\u0947 \u0938\u093e\u092e\u0928\u0947 \u0938\u0940\u0927\u0947 \u0939\u094b\u0928\u093e \u0939\u094b\u0917\u093e\u0964  \u092f\u0926\u093f \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u094b, \u0924\u094b \u0938\u0930\u094d\u0915\u093f\u091f \u0914\u0930 \u0915\u094b\u0921 \u0915\u094b \u0938\u092e\u093e\u092f\u094b\u091c\u093f\u0924 \u0915\u0930\u0947\u0902\u0964<\/p>\n<p>\u0907\u0938 \u092a\u094d\u0930\u094b\u091c\u0947\u0915\u094d\u091f \u0915\u0947 \u092e\u093e\u0927\u094d\u092f\u092e \u0938\u0947, \u0906\u092a\u0928\u0947 \u090f\u0915 \u0938\u093e\u0927\u093e\u0930\u0923 \u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0926\u093f\u0936\u093e\u0924\u094d\u092e\u0915 \u0938\u094d\u092a\u0940\u0915\u0930 \u092c\u0928\u093e\u0928\u093e \u0938\u0940\u0916\u093e\u0964  \u092f\u0939 \u092a\u094d\u0930\u094b\u091c\u0947\u0915\u094d\u091f \u0915\u0947\u0935\u0932 \u090f\u0915 \u0936\u0941\u0930\u0941\u0906\u0924 \u0939\u0948, \u0914\u0930 \u0906\u092a \u0935\u093f\u092d\u093f\u0928\u094d\u0928 \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u0947 \u091f\u094d\u0930\u093e\u0902\u0938\u0921\u094d\u092f\u0942\u0938\u0930, \u0939\u0949\u0930\u094d\u0928 \u0921\u093f\u091c\u093c\u093e\u0907\u0928 \u0914\u0930 \u0915\u094b\u0921\u093f\u0902\u0917 \u0924\u0915\u0928\u0940\u0915\u094b\u0902 \u0915\u0947 \u0938\u093e\u0925 \u092a\u094d\u0930\u092f\u094b\u0917 \u0915\u0930\u0915\u0947 \u0907\u0938\u0947 \u0914\u0930 \u092d\u0940 \u092c\u0947\u0939\u0924\u0930 \u092c\u0928\u093e \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964  \u092f\u0939 \u0906\u092a\u0915\u094b \u0927\u094d\u0935\u0928\u093f \u0915\u0940 \u0926\u0941\u0928\u093f\u092f\u093e \u092e\u0947\u0902 \u0906\u0917\u0947 \u0915\u0940 \u0916\u094b\u091c \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u092a\u094d\u0930\u0947\u0930\u093f\u0924 \u0915\u0930\u0947, \u0914\u0930 \u092d\u0935\u093f\u0937\u094d\u092f \u092e\u0947\u0902 \u0914\u0930 \u092d\u0940 \u091c\u091f\u093f\u0932 \u0914\u0930 \u0930\u094b\u092e\u093e\u0902\u091a\u0915 \u092a\u094d\u0930\u094b\u091c\u0947\u0915\u094d\u091f \u092c\u0928\u093e\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u092a\u094d\u0930\u094b\u0924\u094d\u0938\u093e\u0939\u093f\u0924 \u0915\u0930\u0947\u0964<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0927\u094d\u0935\u0928\u093f, \u092e\u093e\u0928\u0935 \u0936\u094d\u0930\u0935\u0923 \u0938\u0940\u092e\u093e \u0938\u0947 \u092a\u0930\u0947 \u0939\u094b\u0928\u0947 \u0915\u0947 \u0915\u093e\u0930\u0923, \u0915\u0908 \u0930\u094b\u092e\u093e\u0902\u091a\u0915 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917\u094b\u0902 \u0915\u094b \u091c\u0928\u094d\u092e \u0926\u0947\u0924\u0940 \u0939\u0948\u0964 \u0926\u093f\u0936\u093e\u0924\u094d\u092e\u0915 \u0938\u094d\u092a\u0940\u0915\u0930, \u091c\u094b \u0927\u094d\u0935\u0928\u093f \u0915\u094b \u090f\u0915 \u0932\u0947\u091c\u093c\u0930 \u092c\u0940\u092e \u0915\u0940 \u0924\u0930\u0939 \u0915\u0947\u0902\u0926\u094d\u0930\u093f\u0924 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902, \u0910\u0938\u0947 \u0939\u0940 \u090f\u0915 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917 \u0939\u0948\u0902\u0964 \u092f\u0939 \u0932\u0947\u0916 \u0906\u092a\u0915\u094b \u0918\u0930 \u092a\u0930 \u0939\u0940 \u090f\u0915 \u0938\u093e\u0927\u093e\u0930\u0923 \u0905\u0932\u094d\u091f\u094d\u0930\u093e\u0938\u094b\u0928\u093f\u0915 \u0926\u093f\u0936\u093e\u0924\u094d\u092e\u0915 \u0938\u094d\u092a\u0940\u0915\u0930 \u092c\u0928\u093e\u0928\u0947 \u0915\u0940 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e \u0938\u0947 \u092a\u0930\u093f\u091a\u093f\u0924 \u0915\u0930\u093e\u090f\u0917\u093e\u0964 \u092f\u0939 \u090f\u0915 \u092e\u091c\u0947\u0926\u093e\u0930<\/p>\n","protected":false},"author":1,"featured_media":26478,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6418],"tags":[],"class_list":["post-38780","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/posts\/38780","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/comments?post=38780"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/posts\/38780\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/media\/26478"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/media?parent=38780"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/categories?post=38780"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/hi\/wp-json\/wp\/v2\/tags?post=38780"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}