DMC-HMB series honeycomb vent is widely used in EMC shielding field, for the air refresh system of the RF shielding room, microwave chamber or RF shielding box, The available materials include Aluminum, tin steel, brass and copper. The choice of the honeycomb vent with the best design is based on the RF shielding performance and air flow.
Available Cell diameter
3.2mm, 3.2mm, 4.8mm, 5.2mm, 8mm,
Available Thickness
12.5mm, 25mm, 50mm
Frequency Band |
Attenuation |
| 100KHz | >100dB |
| 1MHz – 10MHz | >100dB |
| 10MHz – 30MHz | >100dB |
| 30MHz – 1GHz | >100dB |
| 1GHz – 10GHz | >100dB |
All above is the common size RF shielding door, it’s available to design and produce the special size door as customer’s requirement
**All above is the common cell diameter, for special size cell diameter no in list, customer would pay for the cost for the DIE of new size cell diameter. **All above is the common thickness size, It’s available to modify the thickness size as customer’s requirement.
We needed a reliable chamber for EMC and antenna performance testing, and DMCRF provided exactly what we were looking for. The chamber’s RF shielding and absorber layout provide excellent isolation from external signals. Highly recommended for research labs and testing facilities.
DMCRF delivered a well-designed anechoic chamber tailored to our RF testing requirements. The absorber quality, shielding performance, and structural design are outstanding. Our team has noticed a significant improvement in measurement accuracy since the installation.
With sharp selectivity and minimal insertion loss, the filters help reduce noise and interference in both test and real‑world systems.
Supporting MHz to multi‑GHz ranges with low VSWR and selectable configurations, these filters fit diverse RF applications.
These RF filters effectively block unwanted frequencies while passing the desired band, improving signal clarity in RF systems.