{"id":1812,"date":"2025-01-03T08:08:10","date_gmt":"2025-01-03T08:08:10","guid":{"rendered":"https:\/\/donhit.com\/en\/?p=1812"},"modified":"2025-02-07T09:30:49","modified_gmt":"2025-02-07T09:30:49","slug":"hz-to-seconds","status":"publish","type":"post","link":"https:\/\/donhit.com\/en\/calculator\/hz-to-seconds\/","title":{"rendered":"Hz to Seconds Calculator"},"content":{"rendered":"<p><center><div class=\"calculator\">\r\n        <h2 class=\"title\">Hz to Seconds Calculator<\/h2>\r\n        <canvas id=\"waveCanvas\"><\/canvas>\r\n        <div class=\"input-group\">\r\n            <label for=\"hzInput\">Frequency (Hz)<\/label>\r\n            <input type=\"number\" id=\"hzInput\" placeholder=\"Enter frequency in Hz\" min=\"0\" step=\"any\">\r\n            <div class=\"error\" id=\"error\">Please enter a valid frequency greater than 0<\/div>\r\n        <\/div>\r\n        <div class=\"result\">\r\n            <p class=\"result-text\" id=\"resultText\">Period: -- seconds<\/p>\r\n        <\/div>\r\n        <p class=\"info\">The period (T) is calculated using the formula: T = 1\/f, where f is the frequency in Hz<\/p>\r\n    <\/div>\r\n\r\n    <script>\r\n        const hzInput = document.getElementById('hzInput');\r\n        const resultText = document.getElementById('resultText');\r\n        const error = document.getElementById('error');\r\n        const canvas = document.getElementById('waveCanvas');\r\n        const ctx = canvas.getContext('2d');\r\n\r\n        \/\/ Set canvas resolution\r\n        function setCanvasSize() {\r\n            canvas.width = canvas.offsetWidth * 2;\r\n            canvas.height = canvas.offsetHeight * 2;\r\n        }\r\n        setCanvasSize();\r\n        window.addEventListener('resize', setCanvasSize);\r\n\r\n        function drawWave(frequency) {\r\n            ctx.clearRect(0, 0, canvas.width, canvas.height);\r\n            \r\n            const width = canvas.width;\r\n            const height = canvas.height;\r\n            const centerY = height \/ 2;\r\n            const amplitude = height \/ 4;\r\n            \r\n            \/\/ Calculate wave properties\r\n            const periods = frequency ? Math.min(frequency, 5) : 1;\r\n            const angularFrequency = (2 * Math.PI * periods) \/ width;\r\n\r\n            ctx.beginPath();\r\n            ctx.moveTo(0, centerY);\r\n            \r\n            \/\/ Draw sine wave\r\n            for (let x = 0; x < width; x++) {\r\n                const y = centerY + amplitude * Math.sin(angularFrequency * x);\r\n                ctx.lineTo(x, y);\r\n            }\r\n\r\n            ctx.strokeStyle = '#667eea';\r\n            ctx.lineWidth = 4;\r\n            ctx.stroke();\r\n        }\r\n\r\n        function calculate() {\r\n            const hz = parseFloat(hzInput.value);\r\n            \r\n            if (!hz || hz <= 0) {\r\n                error.style.display = 'block';\r\n                resultText.textContent = 'Period: -- seconds';\r\n                drawWave(0);\r\n                return;\r\n            }\r\n\r\n            error.style.display = 'none';\r\n            const seconds = 1 \/ hz;\r\n            resultText.textContent = `Period: ${seconds.toFixed(6)} seconds`;\r\n            drawWave(hz);\r\n        }\r\n\r\n        hzInput.addEventListener('input', calculate);\r\n        drawWave(1); \/\/ Initial wave\r\n    <\/script>\r\n<\/center>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[184],"tags":[],"class_list":["post-1812","post","type-post","status-publish","format-standard","hentry","category-calculator"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - 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