Catalogue
Vhf LC Filter Custom Design 118- 138MHz ALCF118M138M45N
| Parameter | Specification |
| Frequency range | 118-138MHz |
| Insertion loss | ≤1.0dB |
| Return loss | ≥15dB |
| Rejection | ≥40dB@87.5-108MHz |
| Power Handling | 50W |
| Operating temperature range | -40°C to +85°C |
| Impedance | 50Ω |
Tailored RF Passive Component Solutions
As a RF passive component manufacturer, APEX can tailor a variety of products according to customer needs. Solve your RF passive component needs in just three steps:
Define your parameters.
APEX provides a solution for you to confirm
APEX creates a prototype for testing
Product Description
This is a high-performance LC highpass filter designed for the 118–138 MHz VHF aviation band, optimized to suppress FM broadcast interference while passing critical aviation signals.
It features ultra-low insertion loss (≤1.0 dB) and a high return loss (≥15 dB), ensuring clean signal transmission and impedance matching. The filter delivers strong rejection of ≥40 dB at 87.5–108 MHz, effectively blocking FM broadcast interference. Designed for power handling up to 50W, it maintains stable performance across an operating temperature range of -40°C to +85°C.Mechanically, it is housed in a compact chassis measuring 60 mm × 40 mm × 30 mm with a black paint finish. Equipped with N-Male and N-Female connectors, it supports reliable high-power RF integration. The filter uses RoHS 6/6 compliant materials, ensuring environmental compliance.
Customization service: As a professional RF filter manufacturer, we offer custom frequency ranges, power ratings, connector types, and mechanical configurations tailored to your specific application requirements.
Three-year warranty: Backed by a 3-year warranty for guaranteed long-term stability and dedicated technical support.
As a trusted RF filter supplier in China, Apex Microwave provides scalable OEM/ODM solutions to global customers across the aviation, communication, and defense industries.
