diff --git a/Infrared/ir_convert.js b/Infrared/ir_convert.js
new file mode 100644
index 00000000..5f1fb685
--- /dev/null
+++ b/Infrared/ir_convert.js
@@ -0,0 +1,24 @@
+//usage: node irconvert.js <pronto hex>
+//steps from https://stackoverflow.com/a/27323452
+//sourced from https://gist.github.com/XMB5/a877ab620d812260f2da8380aac050d3
+
+numbers=process.argv[2].split(' ').map(x=>parseInt(x,16))
+fullSequenceConverted=[]
+
+carrierFrequency = 1000000/(numbers[1] * .241246)
+codeLength = numbers[2]
+repeatCodeLength = numbers[3]
+
+for(i=4;i<numbers.length;i++) {
+    convertedToMicrosec = Math.round(1000000*(numbers[i]/carrierFrequency))
+    fullSequenceConverted.push(convertedToMicrosec)
+}
+
+sequence1EndPoint = 2 * codeLength
+sequence2EndPoint = sequence1EndPoint + 2 * repeatCodeLength
+
+firstSequence = fullSequenceConverted.slice(0, sequence1EndPoint)
+secondSequence = fullSequenceConverted.slice(sequence1EndPoint, sequence2EndPoint)
+
+console.log('first: ' + firstSequence.join(', '))
+console.log('second: ' + secondSequence.join(', '))
\ No newline at end of file