The 5MB/E-53/T6-22 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 49.4 to 56.6 MHz, Bandwidth 7.2 MHz (3dB), Center Frequency 53 MHz, Insertion Loss 2.38 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 5MB/E-53/T6-22 can be seen below.