The Leader LG3236 is a synthesized signal generator designed for AM and FM modulation across a frequency range of 100 kHz to 170 MHz. It features a high-accuracy crystal-controlled reference oscillator, ensuring a frequency stability of ±5 ppm.

Key Features

• Frequency Range: 100 kHz to 170 MHz
• Frequency Resolution:
  • 100 Hz (for 100 kHz to 39.9999 MHz)
  • 1 kHz (for 40 MHz to 170 MHz)
• Output Level: Adjustable from -20 dBµ to 126 dBµ in 0.1 dB steps, with an accuracy of ±1 dB (≥ 0 dBµ) and ±1.5 dB (< 0 dBµ).
• Modulation Capabilities:
  • FM Modulation:
    • Deviation: 0 to 200 kHz (for carrier frequencies ≥ 2 MHz); 0 to 0.1 times the carrier frequency (for carrier frequencies < 2 MHz)
    • Accuracy: ±(reading × 0.03 + 0.8) kHz
    • Distortion: ≤ 0.05% (for 76 to 108 MHz); ≤ 0.1% (for other frequencies)
    • Residual FM: Signal-to-noise ratio ≥ 78 dB at 75 kHz deviation
  • AM Modulation:
    • Depth: 0 to 80% (for 500 to 2,000 kHz); 0 to 60% (for other frequencies)
    • Accuracy: ±(reading × 0.1 + 1)%
    • Distortion: ≤ 0.5% (for 150 kHz to 2 MHz); ≤ 1.5% (for other frequencies)
    • Residual AM: ≥ 55 dB
• Internal Modulation Frequencies: 400 Hz and 1 kHz, with an accuracy of ±3%.
• External Modulation Frequency Range:
  • FM: 20 Hz to 100 kHz
  • AM: 20 Hz to 10 kHz
  • Flatness: Within ±1 dB (referenced to 1 kHz)
• Additional Features:
  • Equipped with an FM stereo modulator and simultaneous AM/FM modulation capabilities
  • Solid-state step attenuator for durability and noise-free switching
  • Standard GPIB interface for integration into automated systems
  • Numeric keypad for precise frequency, output level, and modulation settings
  • Memory storage for up to 1,000 preset conditions
    
    

Applications

The Leader LG3236 is ideal for applications requiring precise and stable signal generation, such as automated production and inspection environments. Its wide frequency coverage, accurate modulation capabilities, and robust design make it a valuable tool for professionals in electronic measurements.