** Teradyne shares TER.O drop 6.7% to $133.99 premarket
** Semiconductor-testing equipment forecasts Q3 revenue
below Wall Street estimates on sluggish demand
** The company, which counts Qualcomm QCOM.O and Texas
Instruments TXN.O among its customers, forecast adj. EPS for
Q3 in the range of 66 cents - 86 cents, compared with estimates
of 86 cents
** Q2 revenue and profit top estimates
** Stock up 32% YTD compared with 22% rise in the
Philadelphia chip index .SOX
(Reporting by Medha Singh)
((medha.singh@thomsonreuters.com))