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> Bruel 2209 / 1613 / 4144 sound level meter
Bruel 2209 / 1613 / 4144 sound level meter
2209 sound Impulse Meter Amplifier frequency range: 2 Hz or 10 Hz to 70 kHz Measures RMS value of signals with crest factor up to 40 Compact, battery operated Can be used for sound & vibration with appropriate accessories Has standard weighting filters Conforms with IEC R179 and IEC R179A and ANSI Type 1
11 Octave Filters Center Frequencies: 31.5 Hz to 31.5 kHz Connects directly to 2218 Sound Level Meter
Included are all manuals in picture plus miscellaneous cables, sound calibrator(1kHZ at 110dB), 4144 microphone (This is a 1 inch pressure mic with scratches on diaphragm but seems to work fine when tested at 250HZ and 1kHZ.)
