Transformers & Rectifiers Limited (TRIL), a leading manufacturer of power transformers in India, has reported flat quarterly numbers for Q1FY11. PAT for the quarter was down 3.7% from Rs 8.8 crore to Rs 8.5 crore. Revenues too ended flat at Rs 85.6 crore from Rs 85.9 crore registered in the corresponding period of the previous year.