Signal Generators

Signal Generators



From the perspective of signals and systems, information is typically transmitted in the form of sine waves, the most fundamental type of signal.



Analog Signals are continuous signals that vary smoothly over time and are the most common signals encountered in everyday life.



Digital Signals, on the other hand, are discrete representations of signals, usually derived from analog sources, and are widely used in modern electronic and communication systems.



While the sine wave is the basic building block of signals, a wide variety of signal types are used in different applications:

  • Square waves are commonly used in digital systems and voltage control applications.

  • Modulated signals and noise are essential in communication systems.

  • Pulse signals are widely applied in radar and timing systems.

  • Arbitrary waveforms serve specialized applications across multiple industries.



Function generators are versatile instruments capable of producing sine, square, and triangular waveforms, making them essential tools for testing, research, and design.



El Eslèk offers a comprehensive range of signal generators to meet diverse application needs, including:

  • Function Generators (available as DDS function generators and analog function generators)

  • AM/FM Signal Generators

  • Audio Generators

  • RF Signal Generators



Our signal generators provide high-precision, reliable, and flexible waveform outputs, suitable for laboratory experiments, electronics testing, communication system development, and a wide range of research and industrial applications.



Signal Generators

Active filters

USG-LF44 - RF Signal Generator



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Reference

  • USG-LF44 : RF Signal Generator

Key Features

The USG-LF44 is a compact and versatile RF signal generator designed for laboratory testing, education, and RF system development. It delivers stable continuous wave (CW) signals across a wide frequency range, making it suitable for a variety of RF measurement and calibration applications.

  • Frequency Range: 34.5 MHz to 4.4 GHz
  • Output Power Range: –30 dBm to 0 dBm
  • Signal Type: Continuous Wave (CW), unmodulated
  • Operating Modes:
    • Fixed Frequency
    • Frequency Sweep
    • Frequency Hopping
    • Power Sweep
  • Phase Noise: –107 dBc/Hz @ 100 kHz offset
  • Frequency Resolution: 10 kHz
  • USB Interface: Powered and controlled via PC USB connection
  • PC Software: Compatible with multiple operating systems

The USG-LF44 provides a flexible and cost-effective solution for RF testing environments requiring reliable signal generation and easy PC integration.



GSC-2000G Series - RF Signal Generator, 9 kHz ~ 6 GHz



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References

  • GSC-2060G : RF Signal Generator, 9 kHz ~ 6 GHz, GPIB
  • GSC-2060GA : RF Signal Generator, 9 kHz ~ 6 GHz, GPIB, OCXO
  • GSC-2160G : RF Signal Generator, 9 kHz ~ 6 GHz, IQ Modulation, GPIB
  • GSC-2160GA : RF Signal Generator, 9 kHz ~ 6 GHz, IQ Modulation, GPIB, OCXO

Key Features

The GSG-2000 Series RF Signal Generator delivers high spectral purity, advanced modulation capabilities, and outstanding frequency stability, making it suitable for R&D, production testing, and advanced communication system verification.


Frequency Performance

  • Frequency Range: 9 kHz to 6 GHz
  • Frequency Resolution: 1 mHz
  • Standard Frequency Stability: 10 ppm
  • Aging Rate: 2 ppm
  • Optional AUX (OCXO):
    • Frequency Stability: 10 ppb
    • Aging Rate: 0.1 ppm

Amplitude Performance

  • Amplitude Range: –140 dBm to +20 dBm
  • Amplitude Resolution: 0.01 dBm
  • Amplitude Units: dBm, dBµV, Vrms
  • Phase Noise: < –117 dBc/Hz (typical) @ 1 GHz output, 20 kHz offset
  • Frequency/Amplitude Switching Speed: ≤ 5 ms

Modulation Capabilities

  • Built-in AM, FM, and PM analog modulation
  • Built-in LF/RF signal output and pulse signal output
  • Digital modulation (I/Q) sampling rate up to 180 MSa/s
  • Up to 60 MHz baseband I or Q modulation bandwidth
  • Up to 120 MHz RF I+Q modulation bandwidth
  • Supports ASK, PSK, APSK, QAM, FSK, MSK, and user-defined IQ/FSK digital modulation
  • IQ modulation output supported on GSG-2160 model only

Connectivity

  • Interfaces: USB, LAN, and optional GPIB
  • Remote control commands compliant with SCPI standards

The GSG-2000 Series provides a comprehensive and scalable RF signal generation platform for modern communication technologies and high-performance RF applications.



AFG-4000 Series Arbitrary Function Generator, Dual channel, 25/35/60/80/100 MHz



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References

  • AFG-4225E : Dual channel, 25 MHz, 125 Mé/s, 14 bits, USB
  • AFG-4235 : Dual channel, 35 MHz, 500 Mé/s, 16 bits, USB, LAN
  • AFG-4260 : Dual channel, 60 MHz, 500 Mé/s, 16 bits, USB, LAN
  • AFG-4280 : Dual channel, 80 MHz, 500 Mé/s, 16 bits, USB, LAN
  • AFG-4210H : Dual channel, 100 MHz, 500 Mé/s, 16 bits, USB, LAN

The AFG-4000 Series Arbitrary Function Generators deliver high-performance waveform generation with flexible channel configurations, advanced modulation capabilities, and high sampling rates. The series is designed for education, R&D, production testing, and electronic system validation.


Channel Configuration

  • Single Channel Models:
    • AFG-4125E / AFG-4125AE (25 MHz)
  • Dual Channel Models:
    • AFG-4225E (25 MHz)
    • AFG-4235 (35 MHz)
    • AFG-4260 (60 MHz)
    • AFG-4280 (80 MHz)
    • AFG-4210H (100 MHz)
    • AFG-4225H (250 MHz)

Waveform Capabilities

  • Built-in waveforms: Sine, Square, Triangle, Ramp, Pulse, Noise, Harmonic, and Arbitrary
  • Minimum frequency resolution: 1 µHz

Arbitrary Waveform Performance

Sampling Rate:

  • AFG-4225H: 1.25 GSa/s
  • AFG-4235 / 4260 / 4280 / 4210H: 500 MSa/s
  • AFG-4125E / 4125AE / 4225E: 125 MSa/s

Vertical Resolution:

  • AFG-4125E / 4125AE / 4225E: 14-bit
  • AFG-4235 / 4260 / 4280 / 4210H / 4225H: 16-bit

Memory Depth:

  • AFG-4225E / 4235 / 4260 / 4280 / 4210H / 4225H: 10 Mpts per channel
  • AFG-4125E / 4125AE: 16 kpts per channel

Modulation & Functions

Supports a wide range of modulation types:

  • AM, DSB-AM, FM, PM, PWM
  • ASK, PSK, BPSK, QPSK
  • FSK, 3FSK, 4FSK, OSK
  • SUM modulation

Additional built-in functions:

  • Sweep
  • Burst
  • Frequency Counter

AFG-4125AE includes a built-in power amplifier function.


Interface & Display

  • USB Interface: AFG-4125E / 4125AE / 4225E
  • USB & LAN Interfaces: AFG-4235 / 4260 / 4280 / 4210H / 4225H

Display:

  • 8-inch TFT LCD, 800 × 480 resolution
  • Multi-touch display (AFG-4235 / 4260 / 4280 / 4210H / 4225H)

The AFG-4000 Series combines precision, flexibility, and user-friendly operation, making it suitable for demanding waveform generation applications.



MFG-2000 Series - Multi-Channel Function Generator



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References

  • MFG-2110 – 10 MHz single-channel arbitrary function generator with pulse generator.
  • MFG-2120 – 20 MHz single-channel arbitrary function generator with pulse generator.
  • MFG-2120MA – 20 MHz single-channel arbitrary function generator with pulse generator, modulation, and power amplifier.
  • MFG-2130M – 30 MHz single-channel arbitrary function generator with pulse generator and modulation.
  • MFG-2160MF – 60 MHz single-channel arbitrary function generator with pulse generator, modulation, and 160 MHz RF signal generator.
  • MFG-2160MR – 60 MHz single-channel arbitrary function generator with pulse generator, modulation, and 320 MHz RF signal generator.
  • MFG-2230M – 30 MHz dual-channel arbitrary function generator with pulse generator and modulation.
  • MFG-2260M – 60 MHz dual-channel arbitrary function generator with pulse generator and modulation.
  • MFG-2260MFA – 60 MHz dual-channel arbitrary function generator with pulse generator, modulation, 160 MHz RF signal generator, and power amplifier.
  • MFG-2260MRA – 60 MHz dual-channel arbitrary function generator with pulse generator, modulation, 320 MHz RF signal generator, and power amplifier.
  • MFG-2220HM – 200 MHz dual-channel arbitrary function generator with pulse generator and modulation.




MFG-2000 Series Multi-Channel Function Generator

The MFG-2000 Series is a range of high-performance multi-channel arbitrary function generators designed for testing, measurement, and electronic development applications. These instruments provide excellent signal quality, advanced modulation capabilities, and flexible output configurations suitable for laboratory and industrial environments.




Key Features

  • Up to five output channels available.
  • Two high-performance arbitrary waveform channels with frequency ranges from 1 µHz to 10 / 20 / 30 / 60 / 200 MHz depending on the model.
  • RF channel (FG/ARB/MOD) with frequency up to 160 MHz or 320 MHz.
  • Pulse generator with a maximum frequency of 25 MHz.
  • Low-frequency power amplifier (up to 100 kHz) with 20 W output power.
  • True point-by-point arbitrary waveform generation:
    • MFG-2220HM: 250 MSa/s sampling rate with 125 MHz repetition rate.
    • Other models: 200 MSa/s sampling rate with 100 MHz repetition rate.
  • 14-bit resolution with 16k points memory depth.
  • Earth ground isolation between I/O terminals and the instrument chassis (except MFG-2220HM).
  • Built-in frequency counter up to 150 MHz with 8-digit frequency resolution.
  • Supported modulation types: AM, FM, PM, ASK, FSK, PSK, SUM, and PWM.
  • Built-in medical and automotive electronic waveforms (except MFG-2220HM).
  • Communication interfaces: USB Host, USB Device, and LAN (MFG-22XX models only).



AFG-2100 / AFG-2000 Series - Arbitrary Function Generator 5 /12 /25 MHz



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References

  • AFG-2005 : Arbitrary Function Generator, 0,1 Hz à 5 MHz
  • AFG-2105 : Arbitrary Function Generator, 0,1 Hz à 5 MHz, with modulation, sweep, and counter
  • AFG-2012 : Arbitrary Function Generator, 0,1 Hz à 12 MHz
  • AFG-2112 : Arbitrary Function Generator, 0,1 Hz à 12 MHz, with modulation, sweep, and counter
  • AFG-2025 : Arbitrary Function Generator, 0,1 Hz à 25 MHz
  • AFG-2125 : Arbitrary Function Generator, 0,1 Hz à 25 MHz, with modulation, sweep, and counter




Overview

The AFG-2100 / AFG-2000 Series is a range of DDS (Direct Digital Synthesis) based arbitrary function generators designed to meet the needs of educational and industrial environments. It provides a precise, stable, and cost-effective signal source capable of generating sine, square, triangle, noise, and arbitrary waveforms.

With a frequency range from 0.1 Hz up to 5 / 12 / 25 MHz, 0.1 Hz resolution, 20 MSa/s sampling rate, 10-bit vertical resolution, and 4k-point waveform memory, the series offers high flexibility for custom waveform generation.




Key Features

  • Frequency range: 0.1 Hz to 5 / 12 / 25 MHz
  • Frequency resolution: 0.1 Hz
  • Waveforms: Sine, Square, Triangle, Noise, Arbitrary
  • Sampling rate: 20 MSa/s
  • Vertical resolution: 10-bit
  • Waveform memory: 4k points
  • Adjustable duty cycle: 1% to 99% (square wave)
  • Adjustable symmetry: 0% to 100% (ramp)
  • 3.5-inch LCD display
  • USB interface for remote control
  • PC waveform editing software




Advanced Features (AFG-2100 Series Only)

  • AM / FM / FSK modulation
  • Sweep function
  • Built-in frequency counter up to 150 MHz




Applications

  • Education and training
  • Analog and digital circuit testing
  • Signal simulation and prototyping
  • Audio and RF testing
  • Automated test systems (ATE)