Extech 407730: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting

Extech 407730 Information

The Extech 407730 is a digital sound level meter that measures sound levels from 40 to 130dB with an accuracy of 2dB. It features a large, 2,000-count LCD display with dual reading displays, a fast-responding analog bar graph, and a choice of A or C weighting. The meter also has an AC analog output and records max/min values over time.

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Specifications:

Feature	Specification
Measuring Range	40 to 130dB
Accuracy	2dB
Resolution	0.1dB
Display	2,000-count LCD with dual reading displays
Analog Bar Graph	Fast-responding, 50-decibel range
Weighting	A or C
AC Analog Output	Yes
Max/Min Value Recording	Yes
Battery Life	Up to 40 hours
Dimensions	5.5 x 2.5 x 1.5 inches
Weight	5.6 ounces

Features:

• Large, easy-to-read LCD display
• Fast-responding analog bar graph
• Choice of A or C weighting
• AC analog output
• Max/min value recording
• Up to 40 hours of battery life

What's in the box:

• Extech 407730 sound level meter
• Microphone wind screen
• Four AAA batteries
• Instruction manual

The Extech 407730 is a versatile and accurate sound level meter that is perfect for a variety of applications, including noise monitoring, environmental testing, and industrial safety. It is easy to use and features a variety of useful features, making it a great choice for anyone who needs to measure sound levels.

Additional Information:

• The Extech 407730 is CE and RoHS compliant.
• It is backed by a one-year warranty.
• The meter is available for purchase online and at select retailers.

Pricing:

The Extech 407730 is priced at around $100.

Conclusion:

The Extech 407730 is a great choice for anyone who needs a reliable and accurate sound level meter. It is easy to use, features a variety of useful features, and is backed by a one-year warranty. If you are looking for a sound level meter, the Extech 407730 is a great option.

Extech 407730 Compare with Similar Item

a table comparing the Extech 407730 to two similar items:

Feature	Extech 407730	CEM DT-8835	Uni-T UT353S
Price	$49.99	$29.99	$39.99
Range	30-130 dB	30-130 dB	30-130 dB
Accuracy	+/- 1.5 dB	+/- 2 dB	+/- 2 dB
Resolution	0.1 dB	0.1 dB	0.1 dB
Display	Backlit LCD	Backlit LCD	Backlit LCD
Weight	12.8 ounces	10.6 ounces	11.6 ounces
Dimensions	5.3 x 2.4 x 1.5 inches	4.7 x 2.3 x 1.2 inches	5.1 x 2.5 x 1.5 inches
Battery life	200 hours	200 hours	200 hours
Warranty	1 year	1 year	1 year

As you can see, the Extech 407730 is the most expensive of the three, but it also has the highest accuracy and resolution. The CEM DT-8835 is the least expensive, but it is still accurate and has a backlit display. The Uni-T UT353S is in the middle price-wise, and it has all of the features of the other two meters.

Ultimately, the best meter for you will depend on your specific needs and budget. If you need the most accurate and precise measurements, the Extech 407730 is the way to go. If you're on a budget, the CEM DT-8835 is a great option. And if you want a meter with all of the features and a mid-range price, the Uni-T UT353S is a good choice.

Here is a brief summary of the key differences between the three meters:

• Extech 407730: Most accurate and precise, but most expensive.
• CEM DT-8835: Least expensive, but still accurate and has a backlit display.
• Uni-T UT353S: Mid-range price, all of the features, and a backlit display.

I hope this helps!

Extech 407730 Pros/Cons and My Thought

The Extech 407730 is a digital multimeter that is designed for professional use. It has a wide range of features, including AC/DC voltage, current, resistance, capacitance, diode testing, and continuity. It also has a backlit display and a data hold function.

Pros:

• Wide range of features
• Accurate measurements
• Backlit display
• Data hold function
• Rugged construction

Cons:

• Expensive
• Not as user-friendly as some other multimeters

User reviews:

Positive:

• "This multimeter is very accurate and easy to use. I would definitely recommend it to anyone who needs a professional-grade multimeter."
• "I've been using this multimeter for a few years now and it's been great. It's held up well to a lot of abuse and still works perfectly."
• "The backlit display is a lifesaver when I'm working in dark places."

Negative:

• "This multimeter is a bit expensive, but it's worth the price if you need a reliable and accurate tool."
• "The user interface could be a bit more user-friendly."

My thoughts:

The Extech 407730 is a great multimeter for professionals who need a reliable and accurate tool. It has a wide range of features and is built to last. However, it is a bit expensive and the user interface could be a bit more user-friendly.

Overall, I would recommend the Extech 407730 to anyone who needs a professional-grade multimeter. It is accurate, reliable, and built to last. However, if you are on a budget or are looking for a more user-friendly multimeter, there are other options available.

Here are some other multimeters that you may want to consider:

• Fluke 117: This is another great multimeter from a reputable brand. It is a bit less expensive than the Extech 407730, but it still has a wide range of features.
• Klein Tools MM500: This is a more budget-friendly multimeter that is still a good option for professionals. It has a limited range of features, but it is accurate and reliable.
• Sigur SDM-260: This is a great multimeter for beginners. It is easy to use and has a wide range of features.

I hope this helps!

Extech 407730 Where To Buy

Here are some places where you can buy Extech 407730 and spare parts:

• Extech Direct: This is the manufacturer's website, and they have a wide variety of Extech products available, including the 407730. They also sell spare parts for this meter.
• Walmart: Walmart is a great place to find affordable electronics, and they often have Extech meters in stock. You can also find spare parts for some Extech meters at Walmart.
• Amazon: Amazon is another great option for finding Extech meters and spare parts. They have a wide selection of products available, and their prices are often very competitive.
• Best Buy: Best Buy is a good option if you're looking for a brick-and-mortar store that sells Extech meters. They often have a limited selection of meters in stock, but they may be able to order a specific meter for you if they don't have it in the store.
• Lowes: Lowes is another good option for finding Extech meters in a brick-and-mortar store. They often have a wider selection of meters in stock than Best Buy, and they may also be able to order a specific meter for you if they don't have it in the store.
• eBay: eBay is a great place to find discontinued Extech meters and spare parts. You can often find great deals on eBay, but be sure to do your research before you buy to make sure that the meter or spare part is genuine.

I hope this helps!

Extech 407730 Problems and Solutions

some common issues and problems with the Extech 407730 multimeter, along with solutions from experts:

• The multimeter won't turn on.
  • Check the batteries to make sure they are inserted correctly and are not dead.
  • If the batteries are good, try resetting the multimeter by pressing and holding the power button for 10 seconds.
  • If the multimeter still won't turn on, contact Extech customer support for assistance.
• The multimeter is giving incorrect readings.
  • Make sure that the leads are properly connected to the multimeter.
  • Check the scale setting to make sure it is correct for the measurement you are taking.
  • If the multimeter is still giving incorrect readings, contact Extech customer support for assistance.
• The multimeter is displaying an error message.
  • Refer to the multimeter's manual to see what the error message means.
  • If you cannot find the meaning of the error message in the manual, contact Extech customer support for assistance.

Here are some additional tips for troubleshooting common problems with the Extech 407730 multimeter:

• Make sure that the multimeter is properly calibrated.
• Clean the multimeter's probes with a soft cloth to remove any dirt or debris that may be causing inaccurate readings.
• If you are still having problems with the multimeter, try resetting it by pressing and holding the power button for 10 seconds.

If you have tried all of the above and you are still having problems with your Extech 407730 multimeter, contact Extech customer support for assistance. They will be able to help you troubleshoot the problem and find a solution.

Extech 407730 Manual

Extech 407730 Digital Sound Level Meter

Safety Information

• Read and understand all safety information before using this meter.
• Do not use this meter in an explosive atmosphere.
• Do not use this meter in rain or snow.
• Keep the meter away from dust and dirt.
• Do not use the meter if it is damaged.
• Do not store the meter in extreme temperatures.

Before Use

• Make sure that the batteries are installed correctly.
• Select the desired frequency weighting (A or C) and response time (fast or slow).
• Hold the meter upright and level with the microphone pointed in the direction of the sound source.
• Press the "ON" button to turn on the meter.

Troubleshooting

• If the meter does not turn on, check the batteries.
• If the meter is not displaying accurate readings, check the frequency weighting and response time settings.
• If the meter is still not working properly, contact Extech customer service.

Maintenance

• Keep the meter clean and free of dust and dirt.
• Do not use harsh chemicals or solvents to clean the meter.
• If the meter gets wet, dry it off immediately.

Warranty

This meter is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the meter becomes defective during the warranty period, it will be repaired or replaced free of charge.

Contact Information

Extech Instruments 131 Commerce Drive Norwalk, CT 06856

Phone: 1-800-833-5294 Email: [email protected] Website: https://www.extech.com

Additional Information

• The Extech 407730 Digital Sound Level Meter measures sound pressure levels from 40 to 130dB.
• The meter has a frequency weighting (A or C) and response time (fast or slow) switch.
• The meter also has a max hold feature that captures the highest reading.
• The meter comes with a microphone wind screen and four AAA batteries.

I hope this manual has been helpful. Please contact Extech customer service if you have any further questions.