	triangle microwave trmw in talks on buyout triangle microwave inc said it is involved in talks on its possible purchase by a substantial u s company it did not identify triangle said no agreement has yet been reached and there can be no assurance that one will be reached any uisitioon would be subject to approval by its shareholders and to regulatory filings it said triangle microwave makes microwave system components and had earnings for the first half ended january of dlrs on sales of dlrs up from earnings of dlrs on sales of dlrs a year before reuter 
