What year were outputs is 2x pro bias, rca loop out and notes is vacuum tube released?
CREATE TABLE table_25276250_3 (release_year VARCHAR, outputs VARCHAR, notes VARCHAR)
SELECT release_year FROM table_25276250_3 WHERE outputs = "2x Pro Bias, RCA Loop Out" AND notes = "Vacuum tube"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_25276250_3 (release_year VARCHAR, outputs VARCHAR, notes VARCHAR) Question: What year were outputs is 2x pro bias, rca loop out and notes is vacuum tube released? [/INST] SELECT release_year FROM table_25276250_3 WHERE outputs = "2x Pro Bias, RCA Loop Out" AND notes = "Vacuum tube" </s>