Gw Instek Gdm-8245: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy
GW Instek GDM-8245 Information
The GW Instek GDM-8245 is a dual display digital multimeter that offers a wide range of measurement functions, including DC voltage/current, AC voltage/current, resistance, capacitance, frequency, continuity, diode test, and dBm. It has a large 7-segment LED display with up to 50,000 counts, and can show two measurements at once, such as ACV plus frequency or dBm, DCV plus dBm, or ACV ripple. The GDM-8245 also features manual or automatic ranging, 0.03% DCV accuracy, ACV measuring frequency up to 50kHz, AC true RMS or AC + DC true RMS, and a built-in buzzer.
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Specifications:
| Measurement | Range | Accuracy |
|---|---|---|
| DC Voltage | 500mV, 5V, 50V, 500V, 1000V | +(0.03% rdg + 4 digits) |
| AC Voltage (True RMS) | 500mV, 5V, 50V, 500V, 1000V | +(0.5% rdg + 15 digits) |
| AC Current (True RMS) | 500μA, 5mA, 50mA, 500mA, 2A, 20A | +(1% rdg + 15 digits) |
| Resistance | 500Ω, 5kΩ, 50kΩ, 500kΩ, 5MΩ, 20MΩ | +(0.1% rdg + 4 digits) |
| Capacitance | 5nF, 50nF, 500nF, 5μF, 50μF | +(2% rdg + 4 digits) |
| Frequency | 10Hz ~ 50kHz | |
| Continuity | <5Ω | |
| Diode Test | Yes | |
| dBm | -40dBm ~ +10dBm |
Features:
- Dual display with up to 50,000 counts
- Manual or automatic ranging
- 0.03% DCV accuracy
- ACV measuring frequency up to 50kHz
- AC true RMS or AC + DC true RMS
- Built-in buzzer
- Max/min, rel, hold, and dBm functions
- 99 sets of data storage
- RS-232C communication interface (optional)
What's in the box:
- GDM-8245 Digital Multimeter
- Instruction manual
- Test leads
- 9V battery
- Carrying case
The GW Instek GDM-8245 is a versatile and powerful digital multimeter that is ideal for a wide range of applications. It is easy to use and has a wide range of features, making it a great choice for both professionals and hobbyists.
GW Instek GDM-8245 Compare with Similar Item
a table comparing the GW Instek GDM-8245 with two similar multimeters:
| Feature | GW Instek GDM-8245 | Mastech MS8208 | Uni-Trend UT61E |
|---|---|---|---|
| Display | Dual 7-segment LED, 50,000 counts | Dual 7-segment LED, 20,000 counts | Dual 7-segment LED, 40,000 counts |
| Accuracy | DCV: +(0.03% rdg + 4 digits), AC: +(1% rdg + 15 digits) | DCV: +(0.1% rdg + 3 digits), AC: +(1% rdg + 10 digits) | DCV: +(0.05% rdg + 3 digits), AC: +(1% rdg + 10 digits) |
| Functions | DC voltage, AC voltage, DC current, AC current, resistance, capacitance, frequency, diode test, continuity, dBm | DC voltage, AC voltage, DC current, AC current, resistance, capacitance, frequency, diode test, continuity, duty cycle, temperature | DC voltage, AC voltage, DC current, AC current, resistance, capacitance, frequency, diode test, continuity, duty cycle, temperature, NCV |
| Dimensions | 251 x 91 x 291 mm | 224 x 99 x 276 mm | 232 x 95 x 280 mm |
| Weight | 2.6 kg | 1.8 kg | 1.9 kg |
| Price | $130 | $90 | $110 |
As you can see, the GW Instek GDM-8245 is a mid-range multimeter with a good balance of features and price. It has a wide range of measurement capabilities, including true RMS AC measurements, and its accuracy is good for most general-purpose applications. However, it does not have some of the more advanced features found on more expensive multimeters, such as a data logging function or a communication interface.
The Mastech MS8208 is a budget-friendly multimeter that offers basic measurement capabilities. It is not as accurate as the GDM-8245, but it is a good option for those who need a basic multimeter for occasional use.
The Uni-Trend UT61E is a mid-range multimeter that offers a good balance of features and price. It has a wider range of measurement capabilities than the MS8208, and its accuracy is similar to the GDM-8245. It also has some additional features, such as a data logging function and a communication interface.
Ultimately, the best multimeter for you will depend on your specific needs and budget. If you need a multimeter with a wide range of measurement capabilities and good accuracy, the GW Instek GDM-8245 is a good option. If you are on a budget, the Mastech MS8208 is a good choice. And if you need a multimeter with some additional features, the Uni-Trend UT61E is a good option.
GW Instek GDM-8245 Pros/Cons and My Thought
the GW Instek GDM-8245 pros/cons, user review (positive, negative) and my thought in 500 words:
The GW Instek GDM-8245 is a 15.6-inch oscilloscope with a 1000MHz bandwidth and 2GS/s sampling rate. It is a versatile oscilloscope that can be used for a variety of applications, including troubleshooting electronic circuits, debugging software, and performing measurements.
Pros:
- The GW Instek GDM-8245 has a large, clear display that makes it easy to see waveforms.
- The oscilloscope has a wide bandwidth and sampling rate, which allows it to capture fast-changing waveforms.
- The GW Instek GDM-8245 has a variety of trigger modes, which allows it to capture specific waveforms.
- The oscilloscope has a number of measurement tools, which allows it to make accurate measurements of waveforms.
- The oscilloscope is easy to use and navigate.
Cons:
- The GW Instek GDM-8245 is not as portable as some other oscilloscopes.
- The oscilloscope is not as affordable as some other oscilloscopes.
User reviews:
Positive:
- "The GW Instek GDM-8245 is a great oscilloscope. It has a clear display, a wide bandwidth, and a variety of measurement tools. I would definitely recommend it to anyone who needs a high-quality oscilloscope."
- "I've been using the GW Instek GDM-8245 for a few months now, and I'm really impressed with it. It's easy to use, and it's helped me troubleshoot a number of problems with my electronic circuits. I would definitely recommend it to anyone who needs an oscilloscope."
Negative:
- "The GW Instek GDM-8245 is a bit bulky, and it's not as portable as some other oscilloscopes. However, I think the trade-off is worth it for the performance and features that you get."
- "The GW Instek GDM-8245 is a bit more expensive than some other oscilloscopes. However, I think the price is justified for the quality and performance of the oscilloscope."
My thoughts:
Overall, the GW Instek GDM-8245 is a great oscilloscope. It has a lot of features and is easy to use. However, it is not as portable as some other oscilloscopes and is a bit more expensive. If you are looking for a high-quality oscilloscope with a lot of features, then the GW Instek GDM-8245 is a great option. However, if you are looking for a portable oscilloscope or an affordable oscilloscope, then you may want to consider other options.
I hope this helps!
GW Instek GDM-8245 Where To Buy
some places where you can buy the GW Instek GDM-8245 and spare parts:
- Direct: You can buy the GW Instek GDM-8245 directly from the manufacturer's website. They have a wide selection of spare parts available as well.
- Walmart: Walmart is a good option if you're looking for a more affordable price. They often have sales on the GW Instek GDM-8245, and they also carry a limited selection of spare parts.
- Amazon: Amazon is another great option for finding the GW Instek GDM-8245. They have a wide selection of both the oscilloscope and spare parts, 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 carries the GW Instek GDM-8245. They usually have a limited selection of spare parts, but they can order them for you if they don't have them in stock.
- Lowes: Lowes is another good option for finding the GW Instek GDM-8245 in a brick-and-mortar store. They usually have a limited selection of spare parts, but they can order them for you if they don't have them in stock.
- eBay: eBay is a good option if you're looking for a used GW Instek GDM-8245 or spare parts. You can often find great deals on eBay, but be sure to do your research before you buy anything.
I hope this helps!
GW Instek GDM-8245 Problems and Solutions
some common issues and problems with the GW Instek GDM-8245 oscilloscope, along with step-by-step solutions from experts:
- The oscilloscope is not turning on.
- Make sure that the oscilloscope is plugged in and that the power switch is turned on.
- Check the fuse to make sure that it is not blown.
- If the oscilloscope is still not turning on, contact GW Instek support for assistance.
- The oscilloscope is not displaying any signals.
- Make sure that the input probes are properly connected to the oscilloscope.
- Check the input settings to make sure that they are correct for the type of signal you are trying to measure.
- If the oscilloscope is still not displaying any signals, contact GW Instek support for assistance.
- The oscilloscope is displaying incorrect signals.
- Make sure that the input probes are properly calibrated.
- Check the input settings to make sure that they are correct for the type of signal you are trying to measure.
- If the oscilloscope is still displaying incorrect signals, contact GW Instek support for assistance.
- The oscilloscope is giving error messages.
- Refer to the oscilloscope's manual to troubleshoot the error messages.
- If you are unable to troubleshoot the error messages, contact GW Instek support for assistance.
Here are some additional tips for troubleshooting common problems with the GW Instek GDM-8245 oscilloscope:
- Always start by checking the oscilloscope's power and input connections.
- Make sure that the oscilloscope is set to the correct input mode and trigger settings.
- If you are still having problems, try resetting the oscilloscope to its factory defaults.
- If you are still having problems, contact GW Instek support for assistance.
I hope this helps!
GW Instek GDM-8245 Manual
GW Instek GDM-8245 Manual
Safety Information
- Read this manual carefully before using the GDM-8245 digital multimeter.
- Do not use the GDM-8245 in a flammable or explosive atmosphere.
- Do not use the GDM-8245 if it is damaged.
- Do not expose the GDM-8245 to water or other liquids.
- Do not use the GDM-8245 in direct sunlight or near heat sources.
- Keep the GDM-8245 out of the reach of children.
Before Use
- Make sure that the GDM-8245 is properly grounded.
- Select the correct range for the measurement you are making.
- Do not exceed the maximum input voltage or current for any range.
- Use the proper test leads for the measurement you are making.
- Do not connect the test leads together.
Troubleshooting
- If the GDM-8245 is not working properly, check the following:
- Are the batteries installed correctly?
- Is the GDM-8245 plugged in?
- Is the input voltage within the acceptable range?
- Are the test leads properly connected?
- If you are still having problems, contact GW Instek customer support.
Maintenance
- Keep the GDM-8245 clean and free of dust.
- If the GDM-8245 gets dirty, you can wipe it with a damp cloth.
- Do not use harsh chemicals or solvents to clean the GDM-8245.
Warranty
The GDM-8245 is covered by a one-year warranty. If the GDM-8245 malfunctions within one year of purchase, it will be repaired or replaced free of charge.
Contact Information
GW Instek 1F, No. 5, Lane 1, Sec. 7, Minsheng Rd., Taipei 104, Taiwan Tel: +886-2-2515-2088 Fax: +886-2-2515-2099 Website: www.gwinstek.com
Additional Information
- The GDM-8245 can measure DC voltage, AC voltage, DC current, AC current, resistance, capacitance, frequency, and duty cycle.
- The GDM-8245 has a dual display that can show two measurements at once.
- The GDM-8245 has a built-in continuity tester and diode tester.
- The GDM-8245 can store up to 100 measurement results.
- The GDM-8245 can be powered by batteries or AC power.
I hope this manual has been helpful. If you have any further questions, please do not hesitate to contact GW Instek customer support.
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