Question: What is every reference for type and usage of Germanium small-signal RF transistor?
SQL: SELECT "Reference" FROM "1-30011-2" WHERE "Type and usage" = 'Germanium small-signal RF transistor';

Question: What is every equivalent for the example of ASY28?
SQL: SELECT "Equivalent" FROM "1-30011-2" WHERE "Example" = 'ASY28';

Question: What is every reference for the example of AF117?
SQL: SELECT "Reference" FROM "1-30011-2" WHERE "Example" = 'AF117';

Question: What is every prefix class for the equivalent of NTE160?
SQL: SELECT "Prefix class" FROM "1-30011-2" WHERE "Equivalent" = 'NTE160';

Question: What is every prefix class for the equivalent of NTE101?
SQL: SELECT "Prefix class" FROM "1-30011-2" WHERE "Equivalent" = 'NTE101';

Question: What is every example for the equivalent of NTE160?
SQL: SELECT "Example" FROM "1-30011-2" WHERE "Equivalent" = 'NTE160';