FG300 Signal Generator 0.001Hz–200kHz | 13 Waveforms | LCD Display
FG300 Signal Generator 0.001Hz–200kHz | 13 Waveforms | LCD Display
Multifunction Signal Generator – Precision Frequency Control from 0.001Hz to 200kHz
Meet the FG300 Multifunction Signal Generator — a compact, feature-packed frequency generator engineered for electronics enthusiasts, technicians, educators, and lab professionals. With an ultra-wide frequency range, vivid colour display, and 13 selectable output waveforms, this generator delivers the precision and versatility you need for testing, calibration, and signal generation tasks.
Made in Mainland China.
Key Features
- Ultra-Fine Frequency Resolution: Powered by a low-temperature drift crystal oscillator and high-precision frequency synthesis, the FG300 achieves a resolution as fine as 0.001Hz — ensuring rock-solid frequency stability across all operating conditions.
- Wide Frequency Range: Spans from 0.001Hz all the way to 200kHz, covering an enormous range of professional and everyday electronics applications.
- 13 Output Waveforms: Generate sine, square, triangle, and up to 13 distinct waveform types to suit virtually any signal requirement.
- 1.8" Colour TFT LCD Display: The bright, full-colour screen provides clear, at-a-glance readouts of all active parameters, even in bright environments.
- Direct Numeric Keypad Input: Set your exact target frequency instantly via the onboard numeric keypad — no tedious dial-turning required.
- Auto-Save Configuration: All parameters are automatically saved to memory, so your settings are retained after powering off — no re-entering values on startup.
- Timed Shutdown & Brightness Control: Built-in timed shutdown function plus adjustable transmission light and screen backlight brightness for comfortable extended use.
- Durable ABS Enclosure: The rugged ABS shell provides solid protection, keeping internal components safe during bench use or transport.
Specifications
| Parameter | Detail |
|---|---|
| Model | FG300 |
| Frequency Range | 0.001Hz – 200kHz |
| Frequency Resolution | 0.001Hz |
| Output Waveforms | Up to 13 |
| Display | 1.8" TFT Colour LCD |
| Enclosure Material | ABS Plastic |
| Dimensions | Approx. 129 × 98 × 18 mm |
| Country of Origin | Mainland China |
What's in the Box?
- 1× Adjustable Frequency Signal Generator (FG300, 0.001Hz – 200kHz)
Who Is This For?
The FG300 is ideal for electronics hobbyists, engineers, lab technicians, educators, and anyone who regularly works with circuit testing, audio equipment analysis, sensor calibration, or DIY electronics projects. Its compact footprint fits neatly on any workbench without taking up valuable space.
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Frequently Asked Questions
Q: What is the frequency range of this multifunction signal generator?
A: The FG300 signal generator covers a wide frequency range from 0.001Hz to 200kHz, with a minimum resolution step of 0.001Hz, making it suitable for both very low-frequency and higher-frequency signal generation tasks.
Q: How many waveforms can the FG300 signal generator output?
A: The FG300 supports up to 13 different output waveforms, including common types such as sine, square, and triangle waves, giving you the flexibility to match virtually any test or application requirement.
Q: Does the generator save my settings when I turn it off?
A: Yes! All configuration parameters — including your set frequency and selected waveform — are automatically saved to internal memory. When you power the unit back on, your previous settings are restored instantly, so you can pick up right where you left off.
Q: What kind of display does this signal generator have?
A: The FG300 features a 1.8-inch TFT colour LCD screen that clearly shows your active frequency and settings at a glance. Backlight brightness is fully adjustable for comfortable viewing in any lighting condition.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.