Sync Research Inc.

The Irvine maker of computer networking products reported a second-quarter net loss of $4.4 million, or $1.24 a share, compared to a net loss of $1.3 million, or 37 cents a share, for the 1999 second quarter. The results for the recent quarter included $2.5 million in inventory write-offs and additional valuation reserves. Revenue declined 45% to $2.4 million. The company plans to merge with a subsidiary of Santa Monica optical networking firm Osicom Technologies. The combined company will be called Entrada Networks.