The EMFaraCage® faraday cages / electromagnetic test enclosures bring convenience to device testing. It is ideal for isolating critical systems in high field RF environments, or wherever RF ingress or egress must be minimized. Security, production testing, biomedical research, and semiconductor testing are only a few of the many areas where EMFaraCage® faraday cages are employed.
EMFaraCage® faraday cage enclosure systems are fully featured to support a wide variety of test missions. The standard faraday cages include effective power, dataline, and RF signal isolation in a large test volume. The EMFaraCage® faraday cages are much more affordable than shielded room solutions, and with the convenience of portability.
Standard Faraday Cage Features:
- 100 kHz to 6 GHz - Up to 70 dB plane wave isolation (typical 50 db @ 1 gHz)
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Waveguide pass-through entry - 3/4" ID
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Welded Aluminum construction
- Interior of high conductivity, bare aluminum
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Gasketed, easy-access door panel
- Handles for portability and front panel handling
- Convective ventilation using waveguide vents
- Single point ground stud
Optional Faraday Cage Features:
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Custom sizes and configurations
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Specified RF bulkhead connectors
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USB or serial fiber I/O
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Additional waveguide/vent ports
- Ventilation fans
- Ferrite tile or other RF absorbers
- Low frequency magnetic shielding
- Internal DC battry power with external charger
- Flexible manipulation ports
- High density polypropylene floor
- Bulkhead connectors - specify type "N", SMA, BNC
- Fiber optics I/O with external coupler (ethernet)
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Shielded front panel viewing port (3" x 4")
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Internal LED battery light
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RF isolated AC power (120V 60Hz 15 Amp)
Standard EMFaraCage® Faraday Cage Models
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MODEL |
FC-10S |
FC-20S |
FC-25S |
FC-40S |
FC-50S |
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ENCLOSURE SIZE
H x W x D (inches) |
24x30x24 |
34x42x24 |
36x41x30 |
40x48x36 |
44x54x36 |
FEATURES |
1ea. Wave Guide; 2ea Honeycomb Vents |
1ea. Wave Guide; 2ea Honeycomb Vents |
1ea. Wave Guide; 2ea Honeycomb Vents |
1ea. Wave Guide; 4ea Honeycomb Vents |
1ea. Wave Guide; 4ea Honeycomb Vents |
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ENCLOSURE CUBIC FEET |
10 |
20 |
26 |
40 |
49.5 |
WEIGHT (lbs) |
55 |
90 |
105 |
135 |
155 |
PRICE |
$3,950 |
$4,760 |
$5,120 |
$5,485 |
$5,840 |
Customized EMFaraCages® Faraday Cages
LBA Technology custom designs and fabricates EMFaraCages® faraday cages for a wide variety of applications. We will quote you the faraday cage that exactly suits your application. The photos below show just a sampling of the specialized configurations we have produced. If more than an EMFaraCage® faraday cage is needed, LBA has a long experience in providing shielded rooms and building, and will work with you to produce the EMI RF
shielding result you require!
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Walk-in floor mounted faraday cage test chamber.
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Notes on EMFaraCage® Faraday Cages Performance:
EMFaraCage® faraday cages provide excellent radio frequency shielding in the range of 100 kHz to 6 GHz.
The electrical field shielding is very high down to typical AC power line frequencies of 50 – 60 Hz, but the standard aluminum EMFaraCage® faraday cage looses its magnetic shielding effectiveness at these lower frequencies. For applications requiring good magnetic shielding, options include steel construction of the faraday cage, or providing an inner lining of material such as mu-metal.
High frequency performance is largely determined by penetrations, power, and I/O provisions.
The standard shielded system is designed with waveguide below cutoff ventilation ports and fiber optic entry ports sized for maximum effectiveness below 6 GHz. LBA strongly recommends using fiber for all USB, Ethernet, or other communication I/O’s. At low RF frequencies, the system is much more tolerant of cabled connections, which will, nevertheless, deteriorate electromagnetic shielding effectiveness.
Where RF I/O is required, systems can be furnished with specialized gland plates mounting most bulkhead connector types such as “N”, BNC and SMA. RF connectivity must be tightly controlled to ensure no ingress or egress of the very radio frequency signals the EMFaraCage® faraday cage is being employed to block!
Access panels can be equipped with viewing windows. The impact of the windows on shielding effectiveness (SE) is a function of window type, size, and frequency. A typical 15 cm x 15 cm window will have little impact at 100 MHz, but deteriorate SE by 20 dB or more at 6 GHz.
Device under test (DUT) powering is also an important consideration. A frequently employed option is the AC power filter. These filters have little impact on the SE through 6 GHz. The ideal situation would be to use only internal batteries to power the DUT and ancillaries. DC power can also be supplied through appropriate filters. In systems with viewing panels, the lighting option of choice is an LED wall mounted battery light.
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Shielded camera & processing unit for faraday cage
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For orders, quotes, or tech assistance,
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Or
Contact Byron Johnson, byron.johnson@lbagroup.com
Call 800-522-4464 or 252-757-0279
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Greenville, North Carolina 27834
800-522-4464 / 252-757-0279 / Fax 252-752-9155
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Copyright 2009. LBA Group, Inc.
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