Is FNIRSI 1014D Good for Beginners? First Oscilloscope Buying Guide Malaysia
Is FNIRSI 1014D Good for Beginners? First Oscilloscope Buying Guide Malaysia
If you are buying your first oscilloscope, do you really need an expensive professional laboratory model?
For many beginners, the first objective is simpler:
Learn how to see and understand electronic waveforms.
The FNIRSI 1014D combines a 100MHz dual-channel oscilloscope with a built-in signal generator, making it an interesting option for electronics students, hobbyists and technicians moving beyond multimeter-based troubleshooting.
Why Do Beginners Need an Oscilloscope?
A digital multimeter tells you numbers.
An oscilloscope shows you what the electrical signal is doing over time.
For example, a multimeter may display:
5.0V
An oscilloscope may show whether that voltage is:
Stable
Pulsing
Noisy
Changing
Intermittent
Part of a PWM waveform
Understanding this difference is one of the biggest steps when moving from basic electrical testing into electronics troubleshooting.
What Should You Learn First?
You do not need to understand every oscilloscope function on the first day.
Start with a few basic concepts.
Voltage Scale
The vertical scale determines how the waveform is displayed in terms of voltage.
If the scale is unsuitable, the waveform may appear too small or extend beyond the screen.
Time Base
The horizontal scale represents time.
Changing the time base allows you to zoom in or out on a repeating waveform.
Trigger
The trigger helps stabilize a repeating waveform on the display.
Without suitable trigger settings, the waveform may appear to move continuously across the screen.
Frequency
Frequency tells you how many cycles occur every second.
Amplitude
Amplitude describes the size of the signal.
Duty Cycle
Duty cycle is particularly important when working with PWM signals.
Learn these concepts first and the oscilloscope will quickly become much easier to understand.
Why Is Dual Channel Useful for Beginners?
The FNIRSI 1014D provides two oscilloscope channels.
At first, you may use only one channel.
As your skills improve, two channels allow you to perform more useful experiments.
For example:
CH1 → Circuit Input
CH2 → Circuit Output
You can then see how a circuit changes the waveform.
This is an excellent way to learn how amplifiers, filters and other electronic circuits behave.
Why Is the Signal Generator Useful for Learning?
One challenge for beginners is finding a suitable signal to measure.
The FNIRSI 1014D includes a built-in signal generator, allowing you to create test waveforms for suitable experiments.
A simple learning setup could be:
Signal Generator → Oscilloscope Input
You can then change the signal and observe what happens on the display.
This helps you understand the relationship between:
Frequency
Amplitude
Time
Waveform shape
Once you understand the basic controls, you can introduce simple circuits between the generator and oscilloscope.
Beginner Experiment 1: Observe a Waveform
Start with a suitable low-voltage signal.
Display the waveform and experiment with the oscilloscope controls.
Change the:
Vertical scale
Time base
Trigger
The electrical signal itself may remain unchanged, but its presentation on the screen changes.
This teaches an important lesson:
Oscilloscope settings affect how you see the signal.
Beginner Experiment 2: Change the Frequency
Generate a suitable waveform and observe it.
Then increase or decrease its frequency.
Watch what happens to the spacing between cycles.
This provides a visual understanding of frequency that is much easier to grasp than simply reading a definition.
Beginner Experiment 3: Check PWM
If you have an Arduino or other suitable microcontroller board, generate a PWM output.
Connect the oscilloscope correctly and observe the waveform.
Change the PWM duty cycle in your program.
You should be able to see the pulse width change.
This is a useful first experiment for learning both microcontrollers and oscilloscopes.
Beginner Experiment 4: Compare Input and Output
Once you understand the basics, use both channels.
For a suitable low-voltage training circuit:
CH1 → Input
CH2 → Output
You can now see how the circuit affects the signal.
This is one of the easiest ways to understand why a dual-channel oscilloscope is useful.
Beginner Experiment 5: Look at Power Supply Ripple
After gaining some experience, you can examine a suitable low-voltage DC power supply output.
A multimeter may show a stable DC voltage.
The oscilloscope allows you to look more closely for ripple and noise.
This introduces an important electronics troubleshooting concept:
Correct average voltage does not always mean a perfectly clean supply.
What Can Beginners Use FNIRSI 1014D For?
Possible applications include:
-
Arduino projects
-
Basic MCU testing
-
PWM observation
-
Clock signal checking
-
Low-voltage PCB troubleshooting
-
Power supply output checking
-
Amplifier experiments
-
Filter experiments
-
Electronics courses
-
General waveform learning
As your experience increases, the oscilloscope becomes useful for more advanced troubleshooting.
What Should Beginners Avoid?
The most important rule is:
Do not start learning oscilloscope operation on dangerous high-voltage circuits.
Avoid experimenting directly with:
-
AC mains
-
High-voltage power supplies
-
Inverters
-
Motor drives
-
Industrial power electronics
-
Unknown high-energy circuits
Start with safe, suitable low-voltage electronics.
Learn how oscilloscope grounding and probes work before moving to more complicated measurements.
Don't Treat the Ground Clip Like a Multimeter Lead
This is especially important for first-time oscilloscope users.
A beginner may assume the oscilloscope probe tip and ground clip behave like two completely independent multimeter leads.
That assumption can be dangerous.
Oscilloscope grounding arrangements must be understood before connecting the probe to a circuit.
Incorrect grounding can cause:
Short circuits
Equipment damage
Oscilloscope damage
Electrical hazards
Learn this before making measurements on mains-connected equipment.
Do You Need 100MHz as a Beginner?
You should not choose an oscilloscope only because of the MHz number.
For beginners learning:
PWM
Basic clocks
Arduino signals
Amplifier waveforms
Power supply ripple
General PCB troubleshooting
a 100MHz-class oscilloscope provides useful capability.
For advanced RF or high-speed digital work, more specialized equipment may eventually be required.
FNIRSI 1014D vs Mini Portable Oscilloscope
A very small portable oscilloscope can be convenient for simple field measurements and basic learning.
However, a desktop-style dual-channel oscilloscope such as the FNIRSI 1014D offers a different experience.
The larger display and two channels can make waveform comparison and bench-based learning easier.
The built-in signal generator also gives beginners more options for experiments.
If your main objective is electronics bench work, these features can be valuable.
Is FNIRSI 1014D a Professional Laboratory Oscilloscope?
The FNIRSI 1014D is better positioned as an affordable general-purpose oscilloscope rather than a replacement for higher-end professional laboratory equipment.
More advanced instruments may offer better:
-
Measurement performance
-
Trigger capabilities
-
Memory
-
Protocol analysis
-
Signal integrity
-
Advanced software functions
-
High-speed measurement capability
But beginners may not need all of those capabilities immediately.
The right oscilloscope depends on what you actually need to measure.
Who Should Consider FNIRSI 1014D?
The FNIRSI 1014D may be worth considering for:
-
First-time oscilloscope buyers
-
Electronics students
-
Technical college students
-
Arduino users
-
Electronics hobbyists
-
Beginner PCB repair technicians
-
Maintenance technicians learning electronics
-
Training laboratories
The combination of dual channels + signal generator gives users room to progress from basic waveform observation into more practical troubleshooting.
Is FNIRSI 1014D a Good First Oscilloscope?
If your goal is to learn electronics, troubleshoot general low-voltage PCBs and understand real electrical waveforms, the FNIRSI 1014D can be a practical starting point.
More important than buying the oscilloscope with the highest specification is learning how to use it correctly.
Start with simple low-voltage circuits.
Learn:
Voltage scale
Time base
Trigger
Frequency
Duty cycle
Probe setup
Grounding
Then gradually move into real PCB troubleshooting.
Looking for Your First Oscilloscope in Malaysia?
If you are considering the FNIRSI 1014D as your first oscilloscope in Malaysia, contact MTM Precision Sdn Bhd.
Not sure whether the 1014D is suitable for what you want to learn or repair?
WhatsApp us a photo of your PCB, project or intended application first.
MTM Precision Sdn Bhd
Showroom & Service Centre:
No. 29-1 & 29-2, Jalan Bandar 18,
Pusat Bandar Puchong,
47160 Puchong, Selangor, Malaysia.
Tel: 03-8080 7172
WhatsApp: +6016-660 7346
Email: mtmpre@yahoo.com
Website: www.mtmpre.com.my
Serving customers across Selangor, Kuala Lumpur, Johor, Penang, Melaka, Negeri Sembilan, Perak, Pahang, Kelantan, Terengganu, Kedah, Perlis, Sabah and Sarawak.
05 Oct 2026
