Notch Filter / Band Stop Filter
-
L-Band Cavity Notch Filter | 1621–1631 MHz | ≥50 dB Rejection | GNSS Interference Mitigation | SMA-Female
Concept model CNF01621M01631Q10A is a high-performance passive cavity notch filter (band-reject filter) designed to eliminate narrowband interference in the 1621-1631 MHz L-band frequency range. With a stopband rejection of ≥50 dB and a passband covering DC-1575 MHz and 1677-3000 MHz, this filter provides exceptional signal purity for sensitive L-band receiver applications
-
8.1GHz C-Band Notch Filter | 40dB Rejection Band-Reject Filter | SMA-Female
Concept model CDNF08128M08324Q18A1 notch filter is ngineered for demanding RF front-end applications where narrowband interferers must be suppressed without attenuating adjacent passband signals. Operating across an 8000–9000 MHz passband with dual stopbands at 8125.5-8130.5 MHz and 8312-8336 MHz . it is suited for C-band satellite ground stations, X-band radar receivers, and fixed wireless systems requiring reliable co-site interference mitigation
-
5.8 GHz C-Band Notch Filter | 40dB Rejection Band-Reject Filter | SMA-Female
Concept model CNF05735M05835Q14A is designed for 5.8 GHz ISM band applications where strong narrowband interferers must be suppressed while preserving adjacent passband signals. Operating across 5600–5900 MHz with a wide 100 MHz rejection band from 5735 to 5835 MHz with 40dB Min rejection .it is engineered for Wi-Fi coexistence, DSRC/ITS-G5 spectrum sharing , drone video link interference mitigation, and other 5.8 GHz ISM band systems requiring reliable co-site interference suppression.
-
2.4 GHz Notch Filter | 2400–2477 MHz Band-Reject Filter for LTE/Wi-Fi Coexistence | SMA
Concept model CNF02400M02477Q10A1 is designed for LTE, 5G, and Wi-Fi coexistence applications where the 2.4 GHz ISM band must be suppressed while adjacent LTE/5G bands remain unaffected. It provides ≥40 dB rejection from 2400 to 2477 MHz, covering the majority of Wi-Fi, Bluetooth, and Zigbee channels. Its passbands span 2300–2382 MHz and 2482–2550 MHz, allowing LTE Band 40, LTE Band 41, and 5G NR n40/n41 signals to pass with ≤2.0 dB insertion loss
-
2.4 GHz ISM Notch Filter 80dB Rejection 200W High-Power Band-Reject Filter N-Female
Concept model CNF02400M02483Q10N1 is a high-performance 2.4 GHz ISM band notch filter with ≥80 dB rejection across 2400-2483.5 MHz. 200W CW average power handling, ultra-wide passband DC-9000 MHz . Its 200W CW average power handling and N-female connectors make it suited for high-power transmitter chains, EMC test setups, microwave plasma systems, and co-site interference mitigation where reliable operation under thermal stress is critical.
-
Cavity Notch Filter with 60dB Rejection from 566MHz-678MHz
Concept model CNF00566M00678T12A is a cavity notch filter/band stop filter with 60dB rejection from 566-678MHz . It has a Typ. 3.0dB insertion loss and Typ.1.8 VSWR from DC-530MHz & 712-6000MHz with excellent temperature performances . This model is outfitted with SMA-female connectors.
-
Cavity Notch Filter with 45dB Rejection from 3300MHz-3800MHz
Concept model CNF03300M03800Q10A is a cavity notch filter/band stop filter with 45dB rejection from 3300MHz-3800MHz . It has a Typ. 1.0dB insertion loss and Typ.1.6 VSWR from DC-3225MHz&3875-8000MHz with excellent temperature performances . This model is outfitted with SMA-female connectors.
-
Cavity Notch Filter with 80dB Rejection from 1692MHz-1710MHz
Concept model CNF01692M01710A01 is a cavity notch filter/band stop filter with 80dB rejection from 1692MHz-1710MHz . It has a Typ. 2.2dB insertion loss and Typ.1.8 VSWR from DC-1682MHz and 1720-4500MHz with excellent temperature performances . This model is outfitted with SMA-female connectors.
-
100W High Power Notch Filter 5.725-7.125 GHz | C-Band & ISM Band Rejection
Concept model CNF05725M07125Q16A – 100W Notch Filter (5.725–7.125 GHz) ntoch filter operates in the 5.725 – 7.125GHz frequency band, covering the 5.8 GHz ISM band and part of the C-band / 6 GHz band, making it ideal for high-power interference suppression in microwave backhaul, satellite communication, and 5G infrastructure.
-
5170–5330 MHz Cavity Notch Filter High Rejection 5.17–5.33 GHz Band Reject Filter for WiFi 67 & Radar
Concept model CNF05170M05330Q16A is precision-engineered to reject interference in the 5170–5330 MHz band, a critical frequency range used by Wi-Fi 5/6/6E/7, radar systems, and satellite communications. With ≥40dB rejection in the notch band, it effectively suppresses unwanted signals while maintaining excellent transmission in adjacent passbands (5000–5140 MHz and 5360–5500 MHz) with insertion loss ≤2.0dB and VSWR ≤2.0
-
332–334 MHz Cavity Notch Filter | High Rejection UHF Band Reject Filter for Public Safety & Trunked Radio
Concept model CNF00332M00334Q06N is precision-engineered to reject interference in the 332.35–334.15 MHz band, a critical range for many UHF communication systems. It offers ≥35dB rejection within the notch band while maintaining low insertion loss (≤2.0dB) across the passbands from DC to 330.25 MHz and 336.25 to 833 MHz.
-
224–226 MHz Cavity Notch Filter | Band Reject Filter for VHF Communication
Concept model CNF00224M00226Q06N is is designed to reject interference in the 224.25–226.25 MHz band while maintaining low insertion loss in the passbands. It is ideal for VHF communication systems, land mobile radio (LMR), public safety networks, and military applications requiring reliable interference suppression.