Bolt, Beranek & Newman Inc has reported a third quarter net loss of $2.3m, against a loss last time of $6.6m, on turnover down 11.5% at $48.5m; nine-month net losses were $5.9m, against a loss last time of $31.6m that included a restructuring charge of $20.5m, on turnover that fell 18.0% at $147.9m.