December 2 (SeeNews) - Bulgaria's telecoms regulator said it will hold an auction for the use of radio frequency spectrum in the 3.5 GHz range. The Communications Regulation Commission (CRC) said in a statement on Thursday it will offer at an auction with negotiated bidding scheduled for February 7 one frequency block of 42 MHz in the 3.5 GHz range intended for the provision of electronic communications through a network for broadband wireless access.