Consolidated Statements of Operations - USD ($)	12 Months Ended
	Sep. 29, 2018	Sep. 30, 2017
Net revenue	$ 3,684,939	$ 3,725,006
Cost of revenue	2,712,726	1,917,890
Gross profit	972,213	1,807,116
Operating expenses:
Selling, general and administrative	1,941,175	2,144,532
Product development	520,663	1,584,210
Total operating expenses	2,461,838	3,728,742
Operating loss	(1,489,625)	(1,921,626)
Other income
Investment income	10,026	8,499
Total other income	10,026	8,499
Net loss	$ (1,479,599)	$ (1,913,127)
Net loss per common share
Basic (in dollars per share)	$ (0.80)	$ (1.04)
Diluted (in dollars per share)	$ (0.80)	$ (1.04)
Weighted average shares
Basic (in shares)	1,846,536	1,839,877
Diluted (in shares)	1,846,536	1,839,877
Engineering Services [Member]
Net revenue	$ 3,236,135	$ 784,337
Cost of revenue	2,070,327	487,164
Equipment Sales [Member]
Net revenue	448,804	2,940,669
Cost of revenue	$ 642,399	$ 1,430,726