Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| sales@plc-automations.com | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

The Yokogawa AFS20S is a precision waveform generator designed for engineers and researchers who require high-quality signal generation for a wide range of applications. With a frequency range from 1 Hz to 20 MHz, the AFS20S offers versatility in generating sine, square, triangle, and pulse waveforms, making it suitable for various testing needs. This instrument is part of the AFS Series, which is renowned for its accuracy, stability, and ease of use.
The AFS20S is ideal for applications that require stable and precise signal generation, including R&D, telecommunications, electronics testing, and audio testing. It comes equipped with a 4.3-inch TFT-LCD display, offering clear visualization of waveforms and measurement data. With AM, FM, and PM modulation capabilities, the AFS20S is an excellent choice for simulating complex signals needed in communications and other RF applications.
Additionally, the AFS20S features remote control via USB and LAN interfaces, allowing users to integrate it into automated testing environments. Its compact design and relatively lightweight make it an excellent tool for both laboratory and field testing.
| Parameter | Value |
|---|---|
| Model | Yokogawa AFS20S |
| Frequency Range | 1 Hz to 20 MHz |
| Waveform Types | Sine, Square, Triangle, Pulse |
| Amplitude Range | 1 mV to 20 V peak-to-peak |
| Modulation Types | AM, FM, PM |
| Output Impedance | 50 Ω |
| Power Supply | 100-240 V AC, 50/60 Hz |
| Weight | 2.3 kg |
| Dimensions (LxWxH) | 230 mm x 180 mm x 95 mm |
| Display | 4.3-inch TFT-LCD |
| Accuracy | ±1% of setting |
| Operating Temperature | 0°C to 40°C |
| Protection Rating | IP20 |
| Output Channels | 1 Channel |
| Interface | USB, LAN |
The Yokogawa AFS20S is widely used in industries and research fields that require precise signal generation and testing, including:
Telecommunications: The AFS20S is well-suited for testing communication systems, including base stations, RF components, and cellular devices. Its modulation capabilities make it ideal for testing radio frequencies and transmission systems.
Research and Development: In R&D labs, the AFS20S is used to simulate real-world signals for testing electronic components, systems, and prototypes. It helps engineers develop and test new technologies across various sectors, including electronics, automotive, and aerospace.
Audio Testing: The AFS20S provides accurate signal generation for testing audio equipment, such as amplifiers, mixers, and speakers. It can generate a variety of waveforms for both high- and low-frequency audio testing.
Power Electronics: Engineers use the AFS20S to test power supplies, DC-DC converters, inverters, and other power electronics, ensuring that these systems operate efficiently under different signal conditions.
Education and Training: The AFS20S is an excellent tool for educational institutions, offering students hands-on experience with waveform generation and signal analysis in electronics and communications courses.
Wide Frequency Range: With a frequency range from 1 Hz to 20 MHz, the AFS20S is capable of handling both low and high-frequency applications, providing a broad range of testing possibilities.
Multiple Waveform Options: The AFS20S supports sine, square, triangle, and pulse waveforms, giving engineers the flexibility to simulate various signal types for different testing environments.
Modulation Capabilities: The generator supports AM, FM, and PM modulation, making it suitable for communications testing, RF research, and any application where modulated signals are required.
Compact and Lightweight Design: The AFS20S weighs just 2.3 kg and has compact dimensions (230 mm x 180 mm x 95 mm), making it easy to transport and store, ideal for both lab and field testing.
High Accuracy: With an accuracy of ±1% of setting, the AFS20S delivers reliable and precise signal outputs, ensuring repeatability and precision in testing and simulation.
Remote Control: The USB and LAN interfaces allow the AFS20S to be integrated into automated testing setups, offering remote control capabilities for streamlined operations.
User-Friendly Interface: The 4.3-inch TFT-LCD display provides a clear and intuitive interface for easy operation, making the generator simple to use even for beginners.
Durability and Protection: With an IP20 protection rating, the AFS20S is built to withstand the rigors of industrial and laboratory environments, ensuring long-lasting performance.
Brand: Yokogawa
Series: AFS Series (Function Generators)
The AFS Series from Yokogawa is known for offering precise, reliable, and versatile waveform generators. These devices are widely used in a variety of industries, research institutions, and educational settings. The AFS Series provides flexibility in frequency ranges and modulation capabilities, making it suitable for testing and development in multiple sectors.
| Model | Frequency Range | Waveform Types | Amplitude Range | Weight (kg) | Dimensions (mm) |
|---|---|---|---|---|---|
| AFS10S-H4201 | 1 Hz to 10 MHz | Sine, Square, Arbitrary | 1 mV to 10 V peak-to-peak | 2.1 kg | 220 x 160 x 85 |
| AFS50D-H4301 | 1 Hz to 50 MHz | Sine, Square, Arbitrary | 1 mV to 10 V peak-to-peak | 2.8 kg | 240 x 170 x 90 |
| AFS100D-H4401 | 1 Hz to 100 MHz | Sine, Square, Arbitrary | 1 mV to 5 V peak-to-peak | 3.1 kg | 260 x 180 x 95 |
| AFS300D-H4501 | 1 Hz to 300 MHz | Sine, Square, Arbitrary | 1 mV to 10 V peak-to-peak | 3.5 kg | 280 x 190 x 100 |
| AFS2000D-H4601 | 1 Hz to 2 GHz | Sine, Square, Arbitrary | 1 mV to 5 V peak-to-peak | 4.0 kg | 300 x 200 x 120 |
| Model | Frequency Range | Waveform Types | Amplitude Range | Weight (kg) | Dimensions (mm) |
|---|---|---|---|---|---|
| Yokogawa AFG310 | 1 Hz to 30 MHz | Sine, Square, Arbitrary | 10 mV to 10 V peak-to-peak | 3.0 kg | 250 x 175 x 95 |
| Yokogawa FG300 | 1 Hz to 100 MHz | Sine, Square, Arbitrary | 1 mV to 20 V peak-to-peak | 3.4 kg | 260 x 180 x 100 |
| Yokogawa GS200 | 1 Hz to 10 MHz | Sine, Square, Triangle | 10 mV to 5 V peak-to-peak | 2.0 kg | 230 x 160 x 90 |
| Yokogawa AFG500 | 1 Hz to 50 MHz | Sine, Square, Arbitrary | 1 mV to 10 V peak-to-peak | 2.7 kg | 240 x 170 x 85 |
| Yokogawa DL350 | DC to 5 MHz | Sine, Square, Arbitrary | 1 mV to 10 V peak-to-peak | 3.6 kg | 260 x 180 x 95 |
Q1: What is the frequency range of the AFS20S?
A1: The AFS20S has a frequency range of 1 Hz to 20 MHz, making it versatile for both low- and high-frequency applications.
Q2: Does the AFS20S support remote control?
A2: Yes, the AFS20S can be controlled remotely via USB and LAN interfaces.
Q3: What types of waveforms can the AFS20S generate?
A3: The AFS20S can generate sine, square, triangle, and pulse waveforms.
Q4: What is the weight of the AFS20S?
A4: The AFS20S weighs 2.3 kg, making it lightweight and portable.
Q5: Can I use the AFS20S for communications testing?
A5: Yes, the AFS20S supports AM, FM, and PM modulation, making it ideal for communications and RF testing.
Q6: What is the maximum output voltage of the AFS20S?
A6: The AFS20S can output a maximum of 20 V peak-to-peak.
Q7: How accurate is the AFS20S?
A7: The AFS20S has an accuracy of ±1% of setting, ensuring reliable and precise signal generation.
Q8: Is the AFS20S suitable for use in R&D?
A8: Yes, the AFS20S is ideal for R&D applications, providing the precision needed for developing and testing electronic components.
Q9: Can I use the AFS20S for audio testing?
A9: Yes, the AFS20S is well-suited for audio testing, offering precise waveform generation for testing audio equipment.
Q10: What protection rating does the AFS20S have?
A10: The AFS20S has an IP20 protection rating, suitable for indoor laboratory and industrial environments.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.