IMS2025 Exhibition Hours: Tuesday,17 June 2025 09:30-17:00Wednes

Products

Spiral filter helical filter LBF-170/180-Q5S-1

Type:LBF-170/180-Q5S-1

Frequency:170-180MHz

Return loos:≥15dB

Insertion loss: ≤1.5dB

Rejection :  ≥60dB@140Mhz&223MHz

Connecter:SMA-F

Power:20W


Product Detail

Product Tags

Leader-mw Introduction to Spiral Filter Helical Filter LBF-170/180-Q5S-1

The Leader-mw Spiral Filter Helical Filter LBF-170/180-Q5S-1 is a sophisticated and compact filtration solution designed specifically for applications within the radio frequency (RF) and microwave spectrum. This filter leverages an innovative helical structure to provide exceptional performance in terms of signal purity and transmission efficiency.

Key features of the LBF-170/180-Q5S-1 include its ability to operate effectively across a wide range of frequencies, making it suitable for various RF and microwave applications. The spiral design not only enhances the filter's compactness but also ensures low insertion loss and high return loss, which are critical for maintaining signal integrity. Additionally, this filter is constructed from high-quality materials, ensuring durability and reliability even in demanding environments.

 

Leader-mw Specification
Frequency Range 170-180Mhz
Insertion Loss ≤1.5dB
Return loss ≥15
Rejection ≥60dB@140Mhz&223MHz
Power Handing 20W
Port Connectors SMA-Female
Surface Finish Black
Configuration As Below (tolerance±0.5mm)
colour black

 

Remarks:

Power rating is for load vswr better than 1.20:1

Leader-mw Environmental Specifications
Operational Temperature -30ºC~+60ºC
Storage Temperature -50ºC~+85ºC
Vibration 25gRMS (15 degrees 2KHz) endurance, 1 hour per axis
Humidity 100% RH at 35ºc, 95%RH at 40ºc
Shock 20G for 11msec half sine wave,3 axis both directions
Leader-mw Mechanical Specifications
Housing Aluminum
Connector ternary alloy three-partalloy
Female Contact: gold plated beryllium bronze
Rohs compliant
Weight 0.10kg

 

 

Outline Drawing:

All Dimensions in mm

Outline Tolerances ± 0.5(0.02)

Mounting Holes Tolerances ±0.2(0.008)

All Connectors: SMA-Female

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