Temwell design and develop 4 POLE RF Helical Bandpass Filter as 7H4 Series, including Frequency band and Bandwidth band as bellow. Custom spec value service is available based on all standard P/N, including Frequency change, BW change, Attenuation value upgrading, Size change, Pin position change, and connectorized model, etc.
*Center Frequency range: 42 ~ 1500MHz
*Bandwidth range: 2 ~ 120MHz
*Impedance: 50ohm
*Attenuation value: 40~50dB