Specifications for the
QUEST 2900 Integrating Datalogging Sound Level Meter
Product #3017

Standards

• IEC 651 – 1979 Type 2
• IEC 804 – 1985 Type 2
• ANSI S1.4 – 1983 Type 2

Microphone

• Precision 0.5" prepolarized condenser microphone.

Measuring Ranges

• 20 -140 dB in seven 60 dB ranges
• Meter only, 30 to 140 dBA
• With filter sets, 0 to 140 dB

Exchange Rates

• 3, 4, 5, or 6 dB exchange rates

Power

• 2 x 9V alkaline batteries

Battery Life

• 18 hr (10 hr with filter set)

Operating Cond

• Temperature -10OC to +50OC
• RH 0-95% (non-condensing)

Dimensions

• 8.4 cm x 20.8 cm x 4.7 cm

Weight

• 680 g (24 oz.)

Model OB-300 Octave Band Filter Set

Standards

• Meets or exceeds ANSI S1 .11 -1986. Order 3, Type 2, Sub-type C and IEC R225-1966.

Frequencies

• (1/3 mode) 33 frequencies12.5 Hz to 20 kHz
• (1 / 1 mode) 11 frequencies16 Hz to 16 kHz

Selection

• Full manual control or automatic sequential

Size

• 8.4 cm x 10.7 cm x 4.6 cm (3.3” x 4.2” x 1.8”)

Weight

• 225 g (9 oz)

Power

• From sound level meter