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Blake Group CD Bandpass Filter (BLAPROBF1C)

DTT Overlap Blocking Filters — proOBF1C Group CD  
Channels 48-62  
Frequency 686- 806MHz  
 
Key Features  
.  
• 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.  
Other Applications  
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.  
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