Extech 407790A Real Time Octave Band Analyzer – 30-1130dB
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Description
The Extech 407790A Real-Time Octave Band Analyzer is a sophisticated instrument designed for comprehensive sound level analysis across octave bands, ranging from 30 to 1130 decibels (dB). This analyzer provides real-time measurements of sound levels in various environments, allowing users to assess noise characteristics with precision. It features octave and 1/3 octave band analysis capabilities, enabling detailed frequency analysis for noise control and environmental monitoring applications. The Extech 407790A is suitable for professionals in noise assessment, occupational safety, and environmental monitoring who require accurate and detailed sound level data.
Specifications:
- Measurement Range: 30 to 1130 dB
- Frequency Range: 31.5 Hz to 8 kHz
- Octave Bands: 10 octave bands (31.5 Hz to 8 kHz) and 3 1/3 octave bands per octave
- Real-Time Analysis: Provides instantaneous measurements for quick assessment
- Display: Digital LCD display with backlight for clear visibility
- Resolution: 0.1 dB
- Accuracy: ±1.5 dB (under reference conditions)
- Weighting Modes: A-weighting, C-weighting, and Z-weighting (linear)
- Functions: Max/Min recording, data hold function
- Compliance: Conforms to ANSI and IEC Type 2 standards for sound level meters
- Power Source: Rechargeable lithium-ion battery or AC adapter (included)
- Dimensions: Compact and portable design for ease of use
The Extech 407790A Real-Time Octave Band Analyzer offers advanced capabilities for professionals who require detailed octave band analysis of sound levels, making it a valuable tool for noise control, environmental impact assessments, and regulatory compliance monitoring.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Our Capabilities
Micro Precision can perform instrument calibration services on equipment from variety of applications for specific industries and lines of business. If you have a calibration need that is not listed in this area, please contact us.
Electrical
Micro Precision accredited electrical calibration lab services with multimeter, multifunction calibrator, oscilloscope, and power supply capabilities.
Optical
Micro Precision accredited optical, light, and fiber optic calibration lab services.
Thermodynamics & Chemical
Micro Precision accredited thermodynamic & chemical calibration lab services with temperature, humidity, life science, and pharma capabilities.
RF - Microwave
Micro Precision accredited RF & microwave calibration lab services.
Mechanical & Dimensional
Micro Precision accredited mechanical and dimensional calibration lab services with pressure, torque, force, flow, velocity, and aircraft jack load capabilities.
Laboratory Standards
Calibration laboratory standards are critical for your organization’s most accurate measurements.
Semiconductor Calibration
Micro Precision utilizes state-of-the-art technology to analyze semiconductor wafer thickness and step height.


