Reference only — this item is no longer available. This product has been discontinued and cannot be ordered. We keep the page online so the specifications and documentation stay available to anyone still running the equipment. Current replacements are listed further down.

Discontinued

Sound Level Meter Digital 30-130 dB (DSM-CAL2) with Calibrator

Reference only — not for sale

Model	DSM-CAL2
Manufacturer	General Tools
Category	Sound Meters
Status	Discontinued

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Product details (archived)

The information below is retained for reference only. This item is discontinued and cannot be ordered.

Law enforcement, compliance and many other uses for this Sound Meter & Calibrator Combination Kit.

Sound Meter Features:

Internal memory can keep up to 32000 records
RS-232 output
Over / Under alarm
Real time display with min/max recording
Meets IEC651 Type2, ANSI S1.4 Type2
A / C weighting selectable
Clock & data logger
Low, med, high levels
Auto ranging
Bar graph
User can re-calibrate unit with the use of an acoustic calibrator SCAL1356 (included)

Sound Meter Specifications:

Level range:
- Low: 30 to 80 dB
- Medium: 50 to 100 dB
- High: 80 to 130 dB
- Auto: 30 to 130 dB
Frequency range: 31.5 Hz to 8kHz
Frequency weighting : A / C
Accuracy: ±1.5 dB at 94 dB, 1kHz
Dynamic range: 100 dB
Microphone: 1/2" Electret condenser microphone
Digital display:
- 4 digit LCD
- Resolution: 0.1 db
- Display update: 0.5 sec.
Analog display:
- 50 segment bargraph
- Resolution : 1dB
- Display Update : 50 mS
Time weighting: FAST (125mS), SLOW (1 sec )
AC adapter (not included):
- Voltage 9 vDC (can use 8 to15vDC Max )
- Supply current : >30mA DC
- Socket:
  - Pin: Ground
  - Casing: Positive
  - External Diameter: 3.5mm
  - Internal Diameter: 1.35mm
Operating temperature range: 32° to 104° F
Operating humidity range: 10 to 90% RH
Power source: 1 "9-volt" battery
Battery life: approx. 50 hours
Dimensions: 11" x 2.5" x 1.3"
Weight: 285g (with battery installed)

Supplied With:

Acoustic calibrator SCAL1356
Carrying case
Windscreen
RS-232 cable
TestLink SE-322 Windows logging software
1 year limited manufacturer's warranty
Calibration screwdriver
Detailed Instructions

Calibrator Details

Calibrator Features:

Calibrates and verifies sound level meter operation
For use on sound level meters with 0.25", 0.5" or 1.0" microphones
Conforms to ANSI S1.40-1984 and IEC60942:2003 Class 2
Durable ABS housing
Internal battery condition tested continuously

Calibrator Specifications:

Output sound pressure levels: 114dB and 94dB re 20 uPa under reference conditions
Output frequency: 1000Hz ±2%
Reference conditions:
- Temperature: 68° F (20° C)
- Relative humidity: 65%
- Atmospheric pressure: 1013 mBar
Total Harmonic Distortion (THD): <2 % at 94 dB
Temperature coefficient: ±0.02 dB/° C
Accuracy: ±0.5dB
Operating temperature: 14° to 122° F
Operating humidity: 0 to 90% RH
Operating altitude: up to 2000 meters
Power: (1) 9v alkaline battery
Battery life: approximately 20 hours
Dimensions: 103 x 63 x 54 mm
Weight: approximately 200g (with battery installed)