Description
HTC FG-2010 Function Generator — Precision Waveform Creator for Advanced Applications
The HTC FG-2010 is a high-performance analogue function generator designed to deliver exceptional versatility and accuracy for professional laboratories, educational settings, research & development facilities, and electronics troubleshooting environments. With a broad frequency range, multi-waveform offerings, reliable modulation features, and a built-in frequency meter, the FG-2010 provides all the tools needed to drive and analyze electronic signals with confidence.
Wide Frequency Range
Your signal needs may vary across applications—from low-frequency control signals to high-speed digital pulses—and the FG-2010 handles them all:
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Output Frequency Range: 0.1 Hz to 10 MHz, accommodating a full spectrum of use cases—from audio testing to RF interface validation.
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Signal Frequency Stability: Square wave transitions up to 10 MHz exhibit fast rise times (< 35 ns), ensuring sharp wavefronts for accurate timing tests.
This extensive range ensures the device remains operational across both learning environments and high-speed digital waveform testing.
Multiple Waveform Outputs
The FG-2010 supports a rich variety of wave shapes essential for circuit simulation, response testing, and signal conditioning:
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Available Waveforms:
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Sine
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Square
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Triangle
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Positive/Negative Sawtooth
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Positive/Negative Pulse
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Adjustable Symmetry: Customize waveform symmetry between 90:10 and 10:90, allowing fine control over wave profile shape.
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DC Offset (Bias): Continuously adjustable between ±10 V, useful for setting a baseline voltage on which waveforms appear—critical in offset-dependent tests.
These waveform capabilities make it suitable for a diverse blend of academic, industrial, and R&D tasks.
Clean and Powerful Signal Output
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Amplitude (No-load): Delivers a robust ≥ 20 V peak-to-peak output, sufficient for most benchtop needs.
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Output Impedance: Fixed at 50 Ω ±10%, facilitating compatibility with typical test setups and minimizing signal reflections.
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Attenuation Options: Dual-attenuation levels of 20 dB and 40 dB allow wide-ranging amplitude control—from high-voltage swings to fine calibration.
Frequency Response & Signal Integrity
The FG-2010 ensures faithful signal reproduction across its range:
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Sine-Wave Distortion: Less than 1% from 10 Hz to 100 kHz, making it highly reliable for analog test scenarios.
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Frequency Response Ranges:
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0.1 Hz to 100 kHz: ±0.5 dB
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100 kHz to 5 MHz: ≤±1 dB
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100 kHz to 2 MHz: <+1 dB
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These specifications indicate flat and clean response over the signal range used in sensitive analog and high-speed digital testing.
Digital & Modulation Capabilities
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VCF (Voltage-Controlled Frequency) Input: Offers –5 V to 0 V ±10% input for dynamic frequency control—useful for driving frequency modulation or synchronization with external signals.
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TTL/CMOS Output: Provides digital sync with logic-level pulses:
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High ≥3.5 V
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Low ≤0.4 V
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Rising time ≤100 ns
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Frequency Counter: Built-in meter covers 1 Hz to 20 MHz, accurate to ≤0.003% ±1 digit. Input impedance is high (≥1 MΩ / 20 pF), with sensitivity ≥100 mV RMS, and can tolerate up to 150 V with added attenuation.
These tools make the FG-2010 highly useful for synchronized testing, modulation schemes, and signal characterization without needing external counters.
Construction Quality & User Accessibility
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Compact Dimensions: Sized at 310 × 230 × 90 mm, making it ideal for modern workbenches or mobile setup environments.
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Durable Construction: Encased in a mixed metal and plastic shell to balance durability with usability.
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Service Accessibility: Simple drop-off of the front panel by just two screws makes service and time-saving maintenance straightforward.
Every physical design aspect focuses on delivering user convenience and instrument reliability.
Safety & Power Specifications
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Voltage Compatibility: Operates on 220 VAC ±10% (also compatible with 110 VAC variants), at 50 Hz ±2%, suitable for global use.
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Power Draw: A modest 10 W, ensuring energy efficiency and less heat generation during long-term operation.
Standard Accessories for Immediate Use
Each FG-2010 unit comes ready to deploy, with:
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Power cord
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BNC line cable
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User manual
These accessories enable immediate integration into test setups without additional purchases.
Application Scenarios & User Benefits
Educational Tools
Fundamental for teaching signal theory, waveform generation, and modulation in STEM labs. Adjustable symmetry and offset aid learning of analog and digital fundamentals.
Electronics Development & R&D
Generate test signals for amplifier designs, signal chains, filter characterization, or digital circuits. VCF support enables dynamic modulation testing.
Circuit Debugging & Firmware Testing
Use TTL sync for triggering external devices. Frequency counter availability simplifies handheld frequency verification.
Communications & Audio Testing
Flat frequency and low distortion performance help validate audio filters, RF modules, and transmission systems.
Makerspaces & Hobbyist Projects
Versatile and intuitive—perfect for interactive DIY electronics, microcontroller-based systems, and robotics, especially with compact design and multiple waveform options.
Technical Specifications Summary
| Feature | Specification |
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| Frequency Output Range | 0.1 Hz – 10 MHz |
| Square-Wave Rise Time | <100 ns up to 2 MHz; <35 ns up to 10 MHz |
| Sine-Wave Distortion | < 1% (10 Hz – 100 kHz) |
| Outputs | ≥ 20 V p-p, 50 Ω ±10% |
| Attenuation | 20 dB, 40 dB |
| Offset/Bias Range | ±10 V continuous |
| Symmetry Adjustment | 90:10 – 10:90 |
| VCF Input | –5 V to 0 V ±10% |
| TTL/CMOS Sync Output | Low ≤0.4 V, High ≥3.5 V; Rise ≤100 ns |
| Frequency Counter | 1 Hz – 20 MHz; ≤0.003% +1 digit; Sensitivity ≥100 mV RMS |
| Power Requirements | 220 VAC ±10% / 110 VAC ±10%, 50 Hz ±2% |
| Power Consumption | ≈ 10 W |
| Dimensions | 310 × 230 × 90 mm |
| Accessories Included | Power cord, BNC cable, Manual |
Why the HTC FG-2010 Stands Out
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Wide-ranging waveform generation with accurate modulation and offset.
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Built-in frequency counter eliminates the need for external measurement gear.
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High signal fidelity ensures clean outputs with low distortion and noise.
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Digital synchronization outputs facilitate timing and logic integration.
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Robust build and accessible design for durability and ease of use.
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Minimal power and compact design make it versatile for bench and field use.
Final Thoughts
The HTC FG-2010 is not just a function generator—it’s a sophisticated signal creation and analysis tool wrapped in a practical, user-friendly package. Whether you’re teaching, designing, testing, or creating, the FG-2010 offers the power, precision, and flexibility to match your needs.

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