We provide Tender Bidding Support for Supply of Supply Of Tuning Unit For Siemens Make Audio Frequency Track Circuit Aftc As Per Rdso Specification No. Rdso/Spn/146/2001 Or Latest. Note:-The Total Tendered Quantity Of 07 Nos Is Bifurcated As Under. Frequency Details:- 1. D-10 B-23, F-7:-02 Nos. 2 D-10 B-20, F-5:- 02 Nos. 3 D-10 B- 24, F-8:- 02 Nos. 4 D-13, B- 29, F-12:-01 No. I.E 1+2+3+4 07 Nos Which Is The Total Tendered Quantity Requirement