arr = []

$('.item_well').each((index, element) => {
	arr[index] = {}
	let dyno = $(element).find('div.dyno_size option:selected').text()
	let job = $(element).find('input.input--code')[0].value

	let frequency = $(element).find('div.frequency option:selected').text()
	console.log([dyno, job, frequency])

	arr[index].dyno = dyno
	arr[index].job = job
	arr[index].frequency = frequency
})

JSON.stringify(arr)

console.log(arr)