Wavetek 904

The Wavetek 904 is a microwave signal generator delivering precise signal synthesis across the 3.7 to 7.6 GHz band. Built for telecommunications, aerospace, and defense applications, it supports multiple modulation schemes and sweep modes to replicate real-world signal conditions. The instrument combines RF generation capability with an intuitive LCD interface, standard 50 Ω output impedance, and field-proven performance metrics.

– Technical Specifications

• Frequency Range: 3.7 to 7.6 GHz
• Output Impedance: 50 Ω
• Harmonic Content: <-25 dBc
• Spurious Signals: <-70 dBc
• Modulation Types: Amplitude Modulation (AM), Frequency Modulation (FM), Pulse Modulation (PM), Phase Modulation
• Modulation Bandwidth: Up to 40 MHz
• External Modulation Input: 10 MHz
• Sweep Modes: Linear and logarithmic
• Sweep Time: 10 ms to 1000 s (adjustable)
• Display: LCD screen with frequency and power level indication
• Power Supply: 100–240 VAC, 50/60 Hz
• Dimensions: 11.25 in. wide × 4 in. high × 10.5 in. deep
• Weight: 6.5 lb (net)

– Key Features

• Multiple modulation formats enable complex signal simulation across the S, C, and X frequency bands
• Linear and logarithmic sweep modes with adjustable timing from 10 milliseconds to 1 second accommodate both fast transient and slow frequency sweep requirements
• Low harmonic and spurious content ensures signal purity for demanding test scenarios
• External modulation capability via 10 MHz input for real-time signal conditioning

– Typical Applications

• RF/microwave receiver testing and validation
• Satellite communication system characterization
• Radar and electronic warfare signal simulation
• Component and subsystem performance verification in defense and aerospace environments

– Compatibility & Integration

Standard 50 Ω output impedance provides direct compatibility with laboratory and production test setups. Instruction manual, calibration services (including 17025-accredited options), and repair services are available through the manufacturer.