The 3MB/C-150/T9-S1G from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 145.4 to 154.6 MHz, Bandwidth 9.2 MHz (3dB), Center Frequency 150 MHz, Insertion Loss 3.51 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 3MB/C-150/T9-S1G can be seen below.