DTT Overlap Blocking Filters — proOBF1B Group B
Frequency 614- 726MHz
• Good out-of band rejection helps block TETRA and GSM,
also LTE (4G), dependant on model.
• `F’ type connectors for good screening helping prevent
leakage around the filter.
• Good 75 ohm match throughout the passband.
• DC blocked—no damage if inadvertently linepowered
• (24 V DC max).
• Optional weatherproof outdoor housing available see BLAPROBFCS
• Equipotential bonding terminal.
The entire range will help solve GSM mobile phone interference
above channel 62 while the `A’ and `B’ models will additionally
help suppress the forthcoming LTE (4G) signals.