The Pulsar Nova Model 41 and 42 are non-integrating sound level meters, available in either Type 1 or Type 2 specification.
When using a sound level meter for any important noise measurements, it is essential that it meets all the relevant international standards.
If you have any questions about the standards your meter needs to meet then please call on 888-206-4377 or email on email@example.com.
20 to 140 dB RMS in a Single Range (no need for range selection)
Model 41 Type 1 noise floor < 18 dB(A)
Model 42 Type 2 noise floor < 21 dB(A)
"F" Fast, "S" Slow and "I" Impulse, all measured simultaneously.
"A", "C" and "Z" weighting, all measured simultaneously. (Z weighting is flat from 20Hz to 20kHz ±1.5dB)
Noise Measurement Parameters
LAF, LAS, LAI, LCF, LCS, LCI, LZF, LZS, LZI - (these are the A, C and Z weighted sound level with Fast, Slow and Impulse time weighting)
LAFmax, LASmax, LAImax, LCFmax, LCSmax, LCSImax, LZFmax, LZSmax, LZImax
LAFmin, LASmin, LAImin, LCFmin, LCSmin, LCImin, LZFmin, LZSmin, LZImin
6 x AA for typically 30 hours operation with Alkaline and 50 hours with Lithium
5V to 15V via Multipin I/O socket
Weight 440g excluding batteries
Size 280mm x 80mm x 42mm with preamplifier and microphone fitted
USB 2.0 Mini-B
AC output via 3.5mm stereo jack
AC and DC output vi Multipin I/O socket
Stanard 1/4" threaded socket
Diecast alluminium with silicon elastomer keypad and soft touch back
High resolution anti-glare OLED
Ambient light sensor for automatic brightness adjustment
Illuminated keypad for low-light operation
Operating Temperature: -10°C to +50°C
Storage Temperature: -20°C to +60°C
Humidity: Up to 95% RH Non-condensing
IEC 61672-1:2002 and IEC 61672-2:2003
Except where modified by EN 61000-6-1:2007
Data Logging and Storage (options)
Removable memory size is 4GB
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