{"id":15442,"date":"2026-07-02T10:41:08","date_gmt":"2026-07-02T01:41:08","guid":{"rendered":"https:\/\/rakkokeyword.com\/techo\/?p=15442"},"modified":"2026-07-02T10:41:08","modified_gmt":"2026-07-02T01:41:08","slug":"tool-vocal-range","status":"publish","type":"post","link":"https:\/\/rakkokeyword.com\/techo\/tool-vocal-range\/","title":{"rendered":"\u97f3\u7a0b\u30c1\u30a7\u30c3\u30ab\u30fc\uff08\u30c1\u30e5\u30fc\u30ca\u30fc\uff09\u30c4\u30fc\u30eb"},"content":{"rendered":"\n<div id=\"pitch-checker-wrapper\">\n    <style>\n        #pitch-checker-wrapper {\n            width: 100%;\n            max-width: 720px;\n            margin: 0 auto;\n            font-family: sans-serif;\n            color: #333;\n            background-color: transparent;\n            box-sizing: border-box;\n            padding-bottom: 40px;\n        }\n        #pitch-checker-wrapper * {\n            box-sizing: border-box;\n        }\n        .pitch-checker-header {\n            text-align: center;\n            margin-bottom: 20px;\n        }\n        .pitch-checker-btn {\n            background-color: #13284B;\n            color: #fff;\n            border: none;\n            border-radius: 4px;\n            padding: 0 30px;\n            height: 44px;\n            font-size: 16px;\n            font-weight: bold;\n            cursor: pointer;\n            width: 100%;\n            max-width: 300px;\n            transition: background-color 0.2s;\n        }\n        .pitch-checker-btn:hover {\n            background-color: #0d1d36;\n        }\n        .pitch-checker-btn.active {\n            background-color: #666;\n        }\n        .pitch-checker-btn.active:hover {\n            background-color: #444;\n        }\n        .pitch-checker-main-display {\n            text-align: center;\n            margin: 30px 0;\n            padding: 20px 0;\n        }\n        .pitch-checker-note {\n            font-size: 44px;\n            font-weight: bold;\n            margin: 0 0 10px 0;\n            line-height: 1.2;\n            color: #000;\n        }\n        .pitch-checker-freq {\n            font-size: 20px;\n            color: #666;\n            margin: 0;\n        }\n        .pitch-checker-meter-wrap {\n            margin: 30px 0;\n            padding: 0 10px;\n        }\n        .pitch-checker-meter-labels {\n            display: flex;\n            justify-content: space-between;\n            font-size: 14px;\n            font-weight: bold;\n            color: #666;\n            margin-bottom: 5px;\n        }\n        .pitch-checker-meter-bar-container {\n            position: relative;\n            height: 20px;\n            background-color: #eee;\n            border-radius: 10px;\n            overflow: hidden;\n        }\n        .pitch-checker-meter-center {\n            position: absolute;\n            top: 0;\n            left: 50%;\n            width: 2px;\n            height: 100%;\n            background-color: #999;\n            transform: translateX(-50%);\n        }\n        .pitch-checker-meter-pointer {\n            position: absolute;\n            top: 0;\n            left: 50%;\n            width: 10px;\n            height: 100%;\n            background-color: #333;\n            border-radius: 5px;\n            transform: translateX(-50%);\n            transition: left 0.1s linear, background-color 0.2s;\n        }\n        .pitch-checker-meter-pointer.in-tune {\n            background-color: #4CAF50;\n        }\n        .pitch-checker-range-wrap {\n            text-align: center;\n            background-color: #f9f9f9;\n            padding: 12px 15px;\n            border-radius: 8px;\n        }\n        .pitch-checker-range-title {\n            font-size: 14px;\n            color: #666;\n            margin: 0 0 5px 0;\n        }\n        .pitch-checker-range-value {\n            font-size: 20px;\n            font-weight: bold;\n            margin: 0;\n            color: #333;\n        }\n        .pitch-checker-msg {\n            text-align: center;\n            color: #d32f2f;\n            font-size: 14px;\n            margin-top: 10px;\n            min-height: 20px;\n        }\n    <\/style>\n\n    <div class=\"pitch-checker-header\">\n        <button id=\"pitch-checker-toggle-btn\" class=\"pitch-checker-btn\">Start (\u30de\u30a4\u30afON)<\/button>\n        <p id=\"pitch-checker-message\" class=\"pitch-checker-msg\"><\/p>\n    <\/div>\n\n    <div class=\"pitch-checker-main-display\">\n        <p id=\"pitch-checker-note-display\" class=\"pitch-checker-note\">\u2014 \/ \u2014<\/p>\n        <p id=\"pitch-checker-freq-display\" class=\"pitch-checker-freq\">\u2014.- Hz<\/p>\n    <\/div>\n\n    <div class=\"pitch-checker-meter-wrap\">\n        <div class=\"pitch-checker-meter-labels\">\n            <span>\u266d Low<\/span>\n            <span>Just<\/span>\n            <span>High \u266f<\/span>\n        <\/div>\n        <div class=\"pitch-checker-meter-bar-container\">\n            <div class=\"pitch-checker-meter-center\"><\/div>\n            <div id=\"pitch-checker-pointer\" class=\"pitch-checker-meter-pointer\"><\/div>\n        <\/div>\n    <\/div>\n\n    <div class=\"pitch-checker-range-wrap\">\n        <p class=\"pitch-checker-range-title\">\u691c\u51fa\u97f3\u57df (\u6700\u4f4e\u97f3 \uff5e \u6700\u9ad8\u97f3)<\/p>\n        <p id=\"pitch-checker-range-display\" class=\"pitch-checker-range-value\">\u2014 \uff5e \u2014<\/p>\n    <\/div>\n\n    <script>\n        (function() {\n            const btn = document.getElementById('pitch-checker-toggle-btn');\n            const noteDisplay = document.getElementById('pitch-checker-note-display');\n            const freqDisplay = document.getElementById('pitch-checker-freq-display');\n            const pointer = document.getElementById('pitch-checker-pointer');\n            const rangeDisplay = document.getElementById('pitch-checker-range-display');\n            const messageDisplay = document.getElementById('pitch-checker-message');\n\n            let isRunning = false;\n            let audioContext = null;\n            let analyser = null;\n            let mediaStreamSource = null;\n            let animationId = null;\n\n            \/\/ \u97f3\u540d\u30c7\u30fc\u30bf\n            const noteStrings = [\"C\", \"C#\", \"D\", \"D#\", \"E\", \"F\", \"F#\", \"G\", \"G#\", \"A\", \"A#\", \"B\"];\n            const doremiStrings = [\"\u30c9\", \"\u30c9#\", \"\u30ec\", \"\u30ec#\", \"\u30df\", \"\u30d5\u30a1\", \"\u30d5\u30a1#\", \"\u30bd\", \"\u30bd#\", \"\u30e9\", \"\u30e9#\", \"\u30b7\"];\n\n            \/\/ \u8a18\u9332\u7528\n            let minNoteNum = Infinity;\n            let maxNoteNum = -Infinity;\n\n            \/\/ \u30d0\u30c3\u30d5\u30a1\u8a2d\u5b9a\n            const BUFF_SIZE = 2048;\n            let buf = new Float32Array(BUFF_SIZE);\n\n            btn.addEventListener('click', togglePitchCheck);\n\n            async function togglePitchCheck() {\n                if (isRunning) {\n                    stopPitchCheck();\n                } else {\n                    await startPitchCheck();\n                }\n            }\n\n            async function startPitchCheck() {\n                try {\n                    messageDisplay.textContent = \"\";\n\n                    \/\/ getUserMedia\u975e\u5bfe\u5fdc\u30d6\u30e9\u30a6\u30b6\u306e\u30c1\u30a7\u30c3\u30af\n                    if (!navigator.mediaDevices || !navigator.mediaDevices.getUserMedia) {\n                        messageDisplay.textContent = \"\u3053\u306e\u30d6\u30e9\u30a6\u30b6\u306f\u30de\u30a4\u30af\u5165\u529b\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u3002\";\n                        return;\n                    }\n\n                    const stream = await navigator.mediaDevices.getUserMedia({ audio: true, video: false });\n                    \n                    if (!audioContext) {\n                        audioContext = new (window.AudioContext || window.webkitAudioContext)();\n                    }\n                    if (audioContext.state === 'suspended') {\n                        await audioContext.resume();\n                    }\n\n                    analyser = audioContext.createAnalyser();\n                    analyser.fftSize = BUFF_SIZE;\n                    mediaStreamSource = audioContext.createMediaStreamSource(stream);\n                    mediaStreamSource.connect(analyser);\n\n                    isRunning = true;\n                    btn.textContent = \"Stop (\u30de\u30a4\u30afOFF)\";\n                    btn.classList.add(\"active\");\n\n                    \/\/ \u8a18\u9332\u30ea\u30bb\u30c3\u30c8\n                    minNoteNum = Infinity;\n                    maxNoteNum = -Infinity;\n                    rangeDisplay.textContent = \"-- \uff5e --\";\n\n                    updatePitch();\n\n                } catch (err) {\n                    messageDisplay.textContent = \"\u30de\u30a4\u30af\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c\u62d2\u5426\u3055\u308c\u305f\u304b\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002\";\n                }\n            }\n\n            function stopPitchCheck() {\n                isRunning = false;\n                btn.textContent = \"Start (\u30de\u30a4\u30afON)\";\n                btn.classList.remove(\"active\");\n\n                if (animationId) {\n                    cancelAnimationFrame(animationId);\n                }\n                if (mediaStreamSource) {\n                    mediaStreamSource.disconnect();\n                    mediaStreamSource.mediaStream.getTracks().forEach(track => track.stop());\n                    mediaStreamSource = null;\n                }\n                \/\/ \u7d50\u679c\u306f\u305d\u306e\u307e\u307e\u4fdd\u6301\u3059\u308b\n            }\n\n            function updatePitch() {\n                if (!isRunning) return;\n\n                analyser.getFloatTimeDomainData(buf);\n                const pitch = autoCorrelate(buf, audioContext.sampleRate);\n\n                if (pitch !== -1) {\n                    \/\/ \u7570\u5e38\u306a\u5468\u6ce2\u6570\u3092\u5f3e\u304f\n                    if (pitch < 50 || pitch > 2000) {\n                        animationId = requestAnimationFrame(updatePitch);\n                        return;\n                    }\n\n                    const noteNum = noteFromPitch(pitch);\n                    const noteStr = noteStrings[noteNum % 12];\n                    const doremiStr = doremiStrings[noteNum % 12];\n                    const octave = Math.floor(noteNum \/ 12) - 1;\n                    const detune = centsOffFromPitch(pitch, noteNum);\n\n                    \/\/ \u753b\u9762\u66f4\u65b0\n                    noteDisplay.textContent = `${doremiStr}${octave} \/ ${noteStr}${octave}`;\n                    freqDisplay.textContent = `${pitch.toFixed(1)} Hz`;\n\n                    \/\/ \u30e1\u30fc\u30bf\u30fc\u66f4\u65b0 (\u7bc4\u56f2: -50cents \u301c +50cents)\n                    let pointerPos = 50 + (detune); \/\/ -50\u30670%\u3001+50\u3067100%\n                    if (pointerPos < 0) pointerPos = 0;\n                    if (pointerPos > 100) pointerPos = 100;\n                    pointer.style.left = `${pointerPos}%`;\n\n                    \/\/ \u00b15cents\u4ee5\u5185\u306a\u3089\u7dd1\u8272\n                    if (Math.abs(detune) <= 5) {\n                        pointer.classList.add('in-tune');\n                    } else {\n                        pointer.classList.remove('in-tune');\n                    }\n\n                    \/\/ \u97f3\u57df\u8a18\u9332\u66f4\u65b0\n                    if (noteNum < minNoteNum) minNoteNum = noteNum;\n                    if (noteNum > maxNoteNum) maxNoteNum = noteNum;\n                    updateRangeDisplay();\n                }\n\n                animationId = requestAnimationFrame(updatePitch);\n            }\n\n            function updateRangeDisplay() {\n                if (minNoteNum === Infinity || maxNoteNum === -Infinity) return;\n                \n                const minStr = noteStrings[minNoteNum % 12] + (Math.floor(minNoteNum \/ 12) - 1);\n                const maxStr = noteStrings[maxNoteNum % 12] + (Math.floor(maxNoteNum \/ 12) - 1);\n                \n                if (minNoteNum === maxNoteNum) {\n                    rangeDisplay.textContent = minStr;\n                } else {\n                    rangeDisplay.textContent = `${minStr} \uff5e ${maxStr}`;\n                }\n            }\n\n            \/\/ \u5468\u6ce2\u6570\u304b\u3089MIDI\u30ce\u30fc\u30c8\u756a\u53f7\u3092\u8a08\u7b97\n            function noteFromPitch(frequency) {\n                const noteNum = 12 * (Math.log(frequency \/ 440) \/ Math.log(2));\n                return Math.round(noteNum) + 69;\n            }\n\n            \/\/ \u30ce\u30fc\u30c8\u756a\u53f7\u304b\u3089\u57fa\u6e96\u5468\u6ce2\u6570\u3092\u8a08\u7b97\n            function frequencyFromNoteNumber(note) {\n                return 440 * Math.pow(2, (note - 69) \/ 12);\n            }\n\n            \/\/ \u30bb\u30f3\u30c8\uff08\u30ba\u30ec\uff09\u3092\u8a08\u7b97\n            function centsOffFromPitch(frequency, note) {\n                return Math.floor(1200 * Math.log(frequency \/ frequencyFromNoteNumber(note)) \/ Math.log(2));\n            }\n\n            \/\/ \u81ea\u5df1\u76f8\u95a2\u306b\u3088\u308b\u30d4\u30c3\u30c1\u691c\u51fa\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\n            function autoCorrelate(buf, sampleRate) {\n                let SIZE = buf.length;\n                let rms = 0;\n\n                for (let i = 0; i < SIZE; i++) {\n                    const val = buf[i];\n                    rms += val * val;\n                }\n                rms = Math.sqrt(rms \/ SIZE);\n                \n                \/\/ \u97f3\u91cf\u304c\u5c0f\u3055\u3059\u304e\u308b\u5834\u5408\u306f\u691c\u51fa\u3057\u306a\u3044\n                if (rms < 0.01) return -1;\n\n                let r1 = 0, r2 = SIZE - 1, thres = 0.2;\n                for (let i = 0; i < SIZE \/ 2; i++)\n                    if (Math.abs(buf[i]) < thres) { r1 = i; break; }\n                for (let i = 1; i < SIZE \/ 2; i++)\n                    if (Math.abs(buf[SIZE - i]) < thres) { r2 = SIZE - i; break; }\n\n                buf = buf.slice(r1, r2);\n                SIZE = buf.length;\n\n                const c = new Array(SIZE).fill(0);\n                for (let i = 0; i < SIZE; i++) {\n                    for (let j = 0; j < SIZE - i; j++) {\n                        c[i] = c[i] + buf[j] * buf[j + i];\n                    }\n                }\n\n                let d = 0;\n                while (c[d] > c[d + 1]) d++;\n                let maxval = -1, maxpos = -1;\n                for (let i = d; i < SIZE; i++) {\n                    if (c[i] > maxval) {\n                        maxval = c[i];\n                        maxpos = i;\n                    }\n                }\n                let T0 = maxpos;\n\n                let x1 = c[T0 - 1], x2 = c[T0], x3 = c[T0 + 1];\n                let a = (x1 + x3 - 2 * x2) \/ 2;\n                let b = (x3 - x1) \/ 2;\n                if (a) T0 = T0 - b \/ (2 * a);\n\n                return sampleRate \/ T0;\n            }\n        })();\n    <\/script>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u30de\u30a4\u30af\u306b\u5411\u304b\u3063\u3066\u58f0\u3092\u51fa\u3059\u3060\u3051\u3067\u3001\u81ea\u5206\u306e\u58f0\u306e\u97f3\u57df\uff08\u6700\u4f4e\u97f3\u304b\u3089\u6700\u9ad8\u97f3\uff09\u3084\u73fe\u5728\u306e\u97f3\u968e\u30fb\u5468\u6ce2\u6570\uff08Hz\uff09\u3092\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u7c21\u5358\u306b\u6e2c\u5b9a\u3067\u304d\u308b\u7121\u6599\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-0\">\u3053\u306e\u30c4\u30fc\u30eb\u3067\u3067\u304d\u308b\u3053\u3068<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u30c4\u30fc\u30eb\u3067\u306f\u3001\u97f3\u58f0\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u89e3\u6790\u3057\u3001\u4ee5\u4e0b\u306e4\u3064\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u97f3\u968e\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u8868\u793a<\/strong>\uff1a\u767a\u58f0\u3057\u3066\u3044\u308b\u97f3\u3092\u300c\u30c9\u30ec\u30df\u300d\u3068\u300c\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\uff08CDEFGAB\uff09\u300d\u3067\u8868\u793a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5468\u6ce2\u6570\uff08Hz\uff09\u306e\u6e2c\u5b9a<\/strong>\uff1a\u58f0\u3084\u97f3\u306e\u9ad8\u3055\u3092\u5177\u4f53\u7684\u306a\u6570\u5024\uff08\u30d8\u30eb\u30c4\uff09\u3067\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30d4\u30c3\u30c1\u306e\u6b63\u78ba\u3055\u306e\u78ba\u8a8d<\/strong>\uff1a\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u30e1\u30fc\u30bf\u30fc\u306b\u3088\u308a\u3001\u6b63\u3057\u3044\u97f3\u7a0b\u306b\u5bfe\u3057\u3066\u97f3\u304c\u4e0a\u305a\u3063\u3066\u3044\u308b\u304b\u3001\u4e0b\u304c\u3063\u3066\u3044\u308b\u304b\u3092\u8996\u899a\u7684\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u97f3\u57df\u306e\u81ea\u52d5\u8a18\u9332<\/strong>\uff1a\u6e2c\u5b9a\u4e2d\u306b\u691c\u51fa\u3057\u305f\u300c\u6700\u4f4e\u97f3\u300d\u304b\u3089\u300c\u6700\u9ad8\u97f3\u300d\u307e\u3067\u306e\u7bc4\u56f2\u3092\u81ea\u52d5\u3067\u8a18\u9332\u30fb\u8868\u793a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">\u30c4\u30fc\u30eb\u306e\u4f7f\u3044\u65b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30d7\u30ea\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306a\u3069\u306f\u4e0d\u8981\u3067\u3001\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u3059\u3050\u306b\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u300cStart (\u30de\u30a4\u30afON)\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3059<\/strong>\uff1a\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u6e2c\u5b9a\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30de\u30a4\u30af\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3059\u308b<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u304b\u3089\u30de\u30a4\u30af\u4f7f\u7528\u306e\u8a31\u53ef\u3092\u6c42\u3081\u3089\u308c\u305f\u5834\u5408\u306f\u300c\u8a31\u53ef\u300d\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n\n\n\n<li><strong>\u58f0\u3084\u97f3\u3092\u51fa\u3059<\/strong>\uff1a\u30c7\u30d0\u30a4\u30b9\u306e\u30de\u30a4\u30af\u306b\u5411\u304b\u3063\u3066\u3001\u9577\u3081\u306b\u58f0\u3092\u51fa\u3057\u305f\u308a\u3001\u697d\u5668\u306e\u97f3\u3092\u9cf4\u3089\u3057\u305f\u308a\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u753b\u9762\u3067\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b<\/strong>\uff1a\u73fe\u5728\u306e\u97f3\u968e\u3001\u5468\u6ce2\u6570\u3001\u30d4\u30c3\u30c1\u306e\u30ba\u30ec\u304c\u753b\u9762\u306b\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u6e2c\u5b9a\u3092\u7d42\u4e86\u3059\u308b<\/strong>\uff1a\u7d42\u308f\u308b\u3068\u304d\u306f\u300cStop (\u30de\u30a4\u30afOFF)\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8a18\u9332\u3055\u308c\u305f\u97f3\u57df\uff08\u6700\u4f4e\u97f3\u301c\u6700\u9ad8\u97f3\uff09\u306f\u305d\u306e\u307e\u307e\u753b\u9762\u306b\u6b8b\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-2\">\u3053\u306e\u30c4\u30fc\u30eb\u3067\u53d6\u5f97\u3059\u308b\u60c5\u5831\u306e\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6e2c\u5b9a\u7d50\u679c\u3092\u3088\u308a\u6df1\u304f\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u88dc\u8db3\u60c5\u5831\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u97f3\u540d\u3068\u30aa\u30af\u30bf\u30fc\u30d6\uff08\u4f8b\uff1a\u30c93 \/ C3\uff09<\/strong> <br>\u97f3\u306e\u9ad8\u3055\u3092\u8868\u3059\u4e16\u754c\u5171\u901a\u306e\u57fa\u6e96\u3067\u3059\u3002\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u306e\u6a2a\u306b\u3042\u308b\u6570\u5b57\u306f\u300c\u30aa\u30af\u30bf\u30fc\u30d6\u300d\u3092\u8868\u3057\u3066\u304a\u308a\u3001\u6570\u5b57\u304c\u5927\u304d\u3044\u307b\u3069\u9ad8\u3044\u97f3\u306b\u306a\u308a\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30d4\u30a2\u30ce\u306e\u4e2d\u592e\u306e\u30c9\u306f\u300cC4\uff08\u30c94\uff09\u300d\u3068\u8868\u8a18\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u5468\u6ce2\u6570\uff08Hz\uff1a\u30d8\u30eb\u30c4\uff09<\/strong> <br>1\u79d2\u9593\u306b\u7a7a\u6c17\u304c\u632f\u52d5\u3059\u308b\u56de\u6570\u306e\u3053\u3068\u3067\u3059\u3002\u6570\u5024\u304c\u5927\u304d\u3044\u307b\u3069\u9ad8\u3044\u97f3\u3001\u5c0f\u3055\u3044\u307b\u3069\u4f4e\u3044\u97f3\u3068\u3057\u3066\u4eba\u9593\u306e\u8033\u306b\u8a8d\u8b58\u3055\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u5927\u4eba\u306e\u8a71\u3057\u58f0\u306f\u3001\u7537\u6027\u3067100\u301c150Hz\u7a0b\u5ea6\u3001\u5973\u6027\u3067200\u301c300Hz\u7a0b\u5ea6\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u30e1\u30fc\u30bf\u30fc\u306e\u76ee\u76db\u308a\uff08\u30bb\u30f3\u30c8\uff09<\/strong> <br>\u57fa\u6e96\u3068\u306a\u308b\u6b63\u3057\u3044\u97f3\u968e\u304b\u3089\u3001\u5b9f\u969b\u306e\u97f3\u304c\u3069\u308c\u304f\u3089\u3044\u30ba\u30ec\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u307e\u3059\u3002\u30e1\u30fc\u30bf\u30fc\u306e\u91dd\u304c\u300cJust\uff08\u4e2d\u592e\uff09\u300d\u306b\u3042\u308c\u3070\u6b63\u3057\u3044\u97f3\u7a0b\u3067\u3059\u3002\u300cHigh \u266f\u300d\u306b\u5bc4\u3063\u3066\u3044\u308c\u3070\u97f3\u304c\u9ad8\u3059\u304e\u3001\u300c\u266d Low\u300d\u306b\u5bc4\u3063\u3066\u3044\u308c\u3070\u97f3\u304c\u4f4e\u3059\u304e\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">\u3053\u306e\u30c4\u30fc\u30eb\u304c\u5f79\u7acb\u3064\u3068\u304d\u306f\u3069\u3093\u306a\u3068\u304d\uff1f \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306f\uff1f<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30ab\u30e9\u30aa\u30b1\u3067\u81ea\u5206\u306b\u5408\u3063\u305f\u66f2\u3092\u63a2\u3057\u305f\u3044\u3068\u304d<\/strong> <br>\u81ea\u5206\u306e\u9650\u754c\u306e\u4f4e\u97f3\u3068\u9ad8\u97f3\uff08\u97f3\u57df\uff09\u3092\u77e5\u308b\u3053\u3068\u3067\u3001\u7121\u7406\u306a\u304f\u6b4c\u3048\u308b\u697d\u66f2\u9078\u3073\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u81ea\u5206\u306e\u30ad\u30fc\u306b\u5408\u308f\u305b\u3066\u30ab\u30e9\u30aa\u30b1\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3059\u308b\u969b\u306e\u76ee\u5b89\u306b\u3082\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30dc\u30a4\u30b9\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306e\u6210\u679c\u3092\u78ba\u8a8d\u3057\u305f\u3044\u3068\u304d<\/strong> <br>\u65e5\u3005\u306e\u7df4\u7fd2\u3067\u97f3\u57df\u304c\u3069\u308c\u304f\u3089\u3044\u5e83\u304c\u3063\u305f\u304b\u3001\u6b63\u3057\u3044\u30d4\u30c3\u30c1\uff08\u97f3\u7a0b\uff09\u3067\u767a\u58f0\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u5ba2\u89b3\u7684\u306a\u6570\u5024\u3067\u30c1\u30a7\u30c3\u30af\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u697d\u5668\u306e\u7c21\u6613\u7684\u306a\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3092\u3057\u305f\u3044\u3068\u304d<\/strong> <br>\u30ae\u30bf\u30fc\u3001\u30d9\u30fc\u30b9\u3001\u30d0\u30a4\u30aa\u30ea\u30f3\u306a\u3069\u3001\u30a2\u30b3\u30fc\u30b9\u30c6\u30a3\u30c3\u30af\u697d\u5668\u306e\u97f3\u7a0b\u304c\u6b63\u3057\u304f\u5408\u3063\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u30c1\u30e5\u30fc\u30ca\u30fc\u3068\u3057\u3066\u3082\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">\u6e2c\u5b9a\u304c\u3046\u307e\u304f\u3044\u304b\u306a\u3044\u30fb\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u3068\u304d\u306e\u5bfe\u51e6\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u97f3\u304c\u6b63\u3057\u304f\u691c\u51fa\u3055\u308c\u306a\u3044\u5834\u5408<\/strong>\uff1a\u5468\u56f2\u306e\u96d1\u97f3\u3092\u62fe\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30c6\u30ec\u30d3\u3084\u97f3\u697d\u3092\u6d88\u3057\u3001\u9759\u304b\u306a\u74b0\u5883\u3067\u3001\u30de\u30a4\u30af\u306b\u8fd1\u3065\u3044\u3066\u306f\u3063\u304d\u308a\u3068\u58f0\u3092\u51fa\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u300c\u30de\u30a4\u30af\u3078\u306e\u30a2\u30af\u30bb\u30b9\u304c\u62d2\u5426\u3055\u308c\u305f\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u5834\u5408<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u306e\u8a2d\u5b9a\u304b\u3089\u3001\u5f53\u30b5\u30a4\u30c8\u3078\u306e\u30de\u30a4\u30af\u306e\u30a2\u30af\u30bb\u30b9\u6a29\u9650\u3092\u300c\u8a31\u53ef\u300d\u306b\u5909\u66f4\u3057\u3066\u518d\u5ea6\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Start (\u30de\u30a4\u30afON) \u2014 \/ \u2014 \u2014.- Hz \u266d Low Just High \u266f \u691c\u51fa\u97f3\u57df (\u6700\u4f4e\u97f3 \uff5e \u6700\u9ad8\u97f3) \u2014 \uff5e \u2014 \u30de\u30a4\u30af\u306b\u5411\u304b\u3063\u3066\u58f0\u3092\u51fa\u3059\u3060\u3051\u3067\u3001\u81ea\u5206\u306e\u58f0\u306e\u97f3\u57df\uff08\u6700\u4f4e\u97f3\u304b\u3089\u6700\u9ad8\u97f3\uff09\u3084\u73fe\u5728\u306e\u97f3\u968e\u30fb\u5468\u6ce2 &#8230; 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