SoundAdvisor Model 831C
B-12
n) Radio Frequency Emission
The mode of operation of the 831C that produces the greatest radio frequency emission levels is with the 831C
set to run with the LCD backlight on, an external charger (PSAA20R-120 charger), Ethernet dongle, and USB
cable attached and with an EXC020 (20' microphone extension cable) between the PRM831 and meter.
o) AC Power and Radio Frequency Susceptibility
The mode of operation of the 831C that produced the least immunity to the effects of exposure to AC power-
frequency and radio frequency field is with the 831C set to run with the LCD backlight on, an external charger
(PSAA20R-120 charger), Ethernet dongle, and USB cable attached and with an EXC020 (20' microphone
extension cable) between the PRM831 and meter.
FIGURE B-3
EM Field Orientation
1.
EM Field Principal Direction
1.
Summary of Contents for 831C-FFT
Page 1: ...Larson Davis SoundAdvisor Model 831C Sound Level Meter Reference Manual...
Page 214: ...SoundAdvisor Model 831C A 50 FIGURE A 47 Model 831C with 377C20 Microphone...
Page 215: ...SoundAdvisor Model 831C A 51 FIGURE A 48 Model 831C with 377C20 Microphone...
Page 216: ...SoundAdvisor Model 831C A 52 FIGURE A 49 Model 831C with 377C20 Microphone...
Page 223: ...SoundAdvisor Model 831C A 59 A 10 Declaration of Conformity...
