How much can you earn when you are a seasoned transcriptionist? This calculator is based on a typical doctor dictation of 50 lines (a line = 65 characters in length). Try different amounts of minutes. Training and experience can increase your speed dramatically. Seasoned MTs can do it in 10.5 to 12.5 minutes. TeleCommuting for an MT service can pay up to 8 cents per line or more. When you reach the point you can work for yourself, payment can be up to 12 cents per line.