BADAR DURREZ AHMED, J.

( 1 ) THESE revision petitions are taken up together as they arise out of the same FIR as well as the same impugned order dated 19. 06. 2006 passed by the learned Special Judge (CBI), Delhi. By virtue of the impugned order, an application moved on behalf of the CBI to take voice samples of the petitioners was allowed.

( 2 ) BRIEFLY stated, the case is that during investigations of a scam known as 'the Cooperative Group Housing Society Scam', it was found that the petitioner (Yoginder Kumar), who was an Inspector of CBI and who was an investigating officer in respect of one of the scam cases, was utilising the services of the other petitioner, namely, Rakesh Bisht, who was acting as a tout of the accused (Yoginder Kumar) to contact private persons involved in the scam cases to extort illegal gratification from them. Apparently, the investigating agencies had obtained a tape recorded conversation between the petitioners, i. e. , Yoginder Kumar and Rakesh Bisht. When the investigating officer requested the petitioners to give their voice samples for the purposes of comparison with the tape recorded conversation, the petitioners refused to lend their voice samp