Note 4 - Revenue From Contracts With Customers

9 Months Ended

Sep. 30, 2019

Notes to Financial Statements

Revenue from Contract with Customer [Text Block]

( 4 ) REVENUE FROM CONTRACTS WITH CUSTOMERS

The following tables provide additional information about our revenue from contracts with customers, including revenue by customer and product type and revenue by market. See also Note

12

for information about revenue by operating segment and geographic region.

	Three Months Ended September 30,				Nine Months Ended September 30,
	2019		2018		2019		2018
Net revenues by customer type:
End user	$	13,167	$	17,186	$	42,310	$	51,687
OEM/Integrator		1,465		2,974		4,736		8,441
	$	14,632	$	20,160	$	47,046	$	60,128
Net revenues by product type:
Thermal test	$	4,568	$	6,259	$	13,817	$	17,981
Induction heating		4,160		6,150		14,232		17,709
Semiconductor test		3,841		5,245		12,734		17,393
Service/other		2,063		2,506		6,263		7,045
	$	14,632	$	20,160	$	47,046	$	60,128
Net revenues by market:
Semi	$	7,126	$	11,415	$	24,878	$	34,997
Industrial		5,758		5,576		15,983		16,229
Telecommunications		153		2,051		1,437		4,673
Other Multimarket		1,595		1,118		4,748		4,229
	$	14,632	$	20,160	$	47,046	$	60,128

There was

no

significant change in the amount of the allowance for doubtful accounts for the

nine

months ended

September 30, 2019.