Intra Action Signal Processer ME-401T7

The Intra Action ME-401T7 is a signal processor combining crystal-controlled RF generation, fast modulation, and broadband power amplification in a single chassis. It delivers precision RF signal conditioning for laboratory, research, and industrial acousto-optic applications, with integrated power supply and RFI filtering.

– Technical Specifications

RF Performance
• Oscillator frequency: Model-dependent (ME-4010 operates at 40 MHz)
• RF output power: Varies by model (ME-40: 2 W, ME-405: 5 W, ME-4010: 10 W)
• RF amplifier class: AB
• Harmonics at full power: −20 dBc
• Rise/fall time: 30 nsec
• Extinction ratio: 40 dB (standard); 70 dB (T7 and −6 options)
• Output mismatch tolerance: 100 percent
• Impedance: 50 Ω input and output

Modulation Input
• Analog: 0–1 V for 0-to-specified RF power output
• Digital (T option): 2 V to 5 V for RF on; 50 Ω input impedance
• Digital with enhanced rejection (T7 option): 70 dB extinction ratio
• Hybrid (−6 option): Analog and digital inputs combined; 70 dB extinction ratio

Oscillator Characteristics
• Calibration tolerance: 25 ppm (standard)
• Factory-installed crystals available at alternate frequencies
• Optional external frequency source via front panel (N option)

Output Control
• CW RF output level: Front panel adjustable via DC offset insertion
• Pulsed operation: Supported by broadband amplifier bandwidth

Modulation Bandwidth and Rise Time
• Bandwidth (−3 dB): 20 MHz (0.22 mm dia.) or 8.8 MHz (0.5 mm dia.)
• Optical rise time: 24 ns (0.22 mm dia.) or 55 ns (0.5 mm dia.)

– Electrical Specifications

• Line voltage: 115/230 Vac, 50–60 Hz (standard); 100 Vac option (J)
• Integrated power supply and RFI line filter

– Key Features

• Class AB RF amplification with fast switching response
• Standalone power amplifier mode available (H option)
• Crystal oscillator reference output at +10 dBm CW (E option)
• High extinction ratio variants for demanding modulation applications

– Typical Applications

• Acousto-optic signal modulation and control
• RF-driven optical modulators
• Laboratory and research signal conditioning
• Industrial RF switching and amplification

– Compatibility & Integration

External frequency source input (N option) allows substitution of the internal crystal oscillator. Standalone RF power amplifier operation available via H option. Frequency and power configuration determined by ME-series model selection.