Designed to test radiofrequency electromagnetic field exposures from mobile communication devices in the 900 MHz region, such as GSM and DAMPS. The setup is based on two R9 rectangular waveguide chambers that are blindly excited by a fully computer-controlled signal unit.
|Exposure setup (placed inside incubator)||60 × 56 × 60 cm (d × w × h)|
|Signal tower (beside incubator)||60 × 60 × 70 cm (d × w × h)|
|Cell type||cell monolayer (cell suspension and other configurations on request)|
|Cell preparation||8 Petri dishes (NUNC, ø = 35 mm)|
|Loading volume of cell medium||80 cm³, 25 ml|
|Carrier frequency||835 MHz or 935 MHz|
|Modulation schemes||GSM nonDTX
arbitrary pulse structure
any AM waveform of 64000 points on request
|Intermittent exposure||arbitrary on/off cycles with 10 s resolution|
|Peak SAR (50 W amplifier)||monolayer: 60 W/kg
suspension: 25 W/kg
|Nonuniformity of the SAR distribution||monolayer: 20%
|Temperature rise for exposed cells||monolayer: 0.02°C/(W/kg)
|· full software control of the exposure with self-detection of malfunctions
· blinded exposure protocols
· incident field monitoring and feedback regulation by H-field loop sensors
· air temperature monitoring by Pt100 probes
· monitoring of fan driving currents
· data logging every 10 s
The complete bundle includes waveguide chambers, signal tower, PC with software, and a suitable CO2 incubator. Also included is installation of the setup at the target laboratory as well as personnel training sessions. Pricing and detailed specifications available on request.
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