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791-801MHz/832-842MHz Cavity Diplexer Advantages for Global Telecommunications
Our 791-801MHz/832-842MHz Cavity Diplexer is designed to provide exceptional performance and reliability:Frequency Precision: Center frequencies tightly controlled at 796MHz (RX) and 837MHz (TX)Low Loss: Insertion loss ≤1dB across both bands ensures minimal signal attenu...Read more -
Keenlion’s Precision Cavity Diplexer: Engineered for Superior 5G and LTE Performance
Our technical focus ensures this cavity diplexer excels where it matters most. The center frequencies are meticulously controlled at 1950MHz for reception and 2140MHz for transmission, guaranteeing precise band operation. With an insertion loss of ≤1dB across both passba...Read more -
1709.5-1784.5MHz/1804.5-1879.5MHz Cavity Diplexer: Factory-Tuned for Reliable FDD Split
Keenlion’s 1709.5-1784.5MHz/1804.5-1879.5MHz Cavity Diplexer delivers precise frequency splitting for FDD systems. Key features include:• RX passband: 1709.5-1784.5MHz with ≤1dB insertion loss• TX passband: 1804.5-1879.5MHz with ≤1dB insertion loss• VSWR ≤1.3:1• 10W powe...Read more -
891-903MHZ/936-948MHZ Cavity Diplexer Factory Built for RX TX Isolation
Our 891-903mhz/936-948mhz cavity diplexer splits rx and tx paths with precision. features include:• rx passband: 891-903mhz with ≤1db insertion loss• tx passband: 936-948mhz with ≤1db insertion loss• ≥65db rejection between bands• vswr ≤1.3:1• handles 10w forward power• ...Read more -
What is a 3dB hybrid coupler? 700MHz-4200MHz 3dB Hybrid Coupler Explained
A 3dB hybrid coupler is a passive four-port device that splits input power equally while maintaining a 90° phase difference between outputs. The 700MHz-4200MHz 3dB Hybrid Coupler from Keenlion performs this function across the entire cellular, LTE and 5G spectrum, making...Read more -
What is the purpose of a cavity resonator? 2878-2882MHz Cavity Filter in Modern Passive Networks
A cavity resonator stores RF energy in a standing-wave pattern and returns it only at the intended frequency. The 2878-2882MHz Cavity Filter produced by Chengdu-based Keenlion applies this principle through a quarter-wave coaxial cavity: silver-plated walls define a 2880...Read more -
What should my 4-18GHz high pass filter be set at?
Keenlion’s 4-18GHz High Pass Filter prioritizes stability and compatibility. Its passband (4-18GHz) aligns with many international high-frequency standards, ensuring seamless integration into existing systems. Manufactured in Keenlion’s Chengdu factory, the 4-18GHz High ...Read more -
What does the nasal cavity filter for 2878-2882MHz?
Chengdu, September 22, 2025 – Keenlion Microwave Technology completed the first production run of its 2878-2882 MHz cavity filter last month. Designed for small cell and IoT radios, this compact filter transmits signals in the 2.48 GHz band without leaking into the adjac...Read more -
Sichuan Keenlion to Showcase Next-Gen Microwave Technology at Jaarbeurs Utrecht
ichuan Keenlion Microwave Technology Co., Ltd. will return to Europe this September and occupy stand A119 at JAARBEURS UTRECHT, THE NETHERLANDS from 21-26 September 2025. Engineers, distributors and system integrator...Read more -
What a Combiner in RF? Keenlion’s 703-2689.9 MHz 4-Band RF Combiner Delivers ≤2 dB Loss
What a combiner in RF? It is a passive device that merges several frequency bands into one feed line while maintaining isolation. Keenlion’s latest 703-2689.9 MHz 4-band RF Combiner answers that question with laboratory-verified Insertion Loss ≤2.0 dB, Ripple ≤1.5:1 dB a...Read more -
How Do RF Cavity Filters Work? Keenlion Explains with New 471-481MHz Design
An RF Cavity Filter works by storing energy in a resonant metallic cavity and releasing only the desired frequency while reflecting the rest. In Keenlion’s new 471-481 MHz Cavity Filter, a precisely machined aluminum chamber acts as a high-Q resonator, permitting signals...Read more -
703-2689.9MHZ 4 Band Combiner – Keenlion Factory Solution for Multi-Band Efficiency
The 703-2689.9MHZ 4 Band Combiner is the newest member of Keenlion’s passive portfolio, engineered to merge four discrete cellular, LTE and 5G bands into a single feed without compromise. Built inside our 20 years old, ISO-9001 certified plant, every 703-2689.9MHZ 4 Band...Read more
Sichuan Keenlion Microwave Technology Co., Ltd.
KEENLON MICROWAVE
