The Anritsu 68369B is a synthesized microwave sweep and signal generator belonging to the 68B Series. Covering a wide frequency range from 10 MHz to 40 GHz, it is designed for local oscillator substitution, component analysis, and automated test equipment (ATE) systems. It features ultra-low single-sideband (SSB) phase noise, precise power output control from -125 dBm to +17 dBm, and comprehensive internal modulation capabilities including AM, FM, phase, and pulse modulation.
Specifications
Frequency
| Parameter | Value |
|---|---|
| Minimum Frequency | 10 MHz |
| Maximum Frequency | 40 GHz |
| Frequency Resolution | 1 kHz (0.1 Hz optional) |
| Frequency Switching Time | < 40 ms to within 1 kHz |
| Frequency Reference Aging Rate | < 2 x 10^-9 per day |
| Frequency Reference Aging Rate (Option 16) | < 5 x 10^-10 per day |
| Frequency Reference Temperature Stability | < 2 x 10^-8 from 0 to 55 °C |
Output
| Parameter | Value |
|---|---|
| Phase Noise | -86 dBc/Hz @ 10 kHz offset (10 GHz carrier) |
Modulation
| Parameter | Value |
|---|---|
| Modulation | AM, FM, Phase, Pulse |
| Sweep Modes | Analog, Step, Manual |
General
| Parameter | Value |
|---|---|
| Reference Oscillator | 10 MHz (Aging: < 2 x 10^-9/day, Temperature stability: < 2 x 10^-8 from 0 to 55 °C) |
| Interfaces | GPIB (IEEE-488.2), Aux I/O |
| Display | Front panel Liquid Crystal Display (LCD) |
| Power Consumption | 400 VA maximum |
| GPIB Programming Language | SCPI / Native Anritsu 68B command set |
| Warm-up Time | 1 hour (typical to meet specifications) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 90 to 132 Vac or 180 to 264 Vac, 48 to 440 Hz, 400 VA maximum |
| Dimensions (W×H×D) | 133 x 429 x 597 |
| Weight | 23 |
Frequency Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 10 MHz to 40 GHz |
RF Output Power
| Parameter | Value |
|---|---|
| Power Level Accuracy | ±1 dB |
| Level Flatness Correction | User level flatness correction |
| Output Impedance | 50 Ω (nominal) |
Spectral Purity
| Parameter | Value |
|---|---|
| SSB Phase Noise | -86 dBc/Hz @ 10 kHz offset (10 GHz carrier) |
| Harmonics (10 MHz to 2 GHz) | < -30 dBc |
| Harmonics (2 GHz to 20 GHz) | < -40 dBc |
| Harmonics (20 GHz to 40 GHz) | < -30 dBc |
| Non-Harmonic Spurious (10 MHz to 2 GHz) | < -60 dBc |
| Non-Harmonic Spurious (2 GHz to 40 GHz) | < -60 dBc |
Sweep Capabilities
| Parameter | Value |
|---|---|
| Sweep Capabilities | Analog, Step, and Manual Sweep |
Modulation Capabilities
| Parameter | Value |
|---|---|
| Internal Modulation Generator | AM, FM, Phase (ΦM), and Pulse modulation |
| Modulating Waveforms | 6 built-in waveforms |
General Specifications
| Parameter | Value |
|---|---|
| Instrument Setup Storage | 10 non-volatile front panel setups |
| Multi-Generator Sync | Master/slave operation with additional generator |
Front & Rear Panel Interfaces
| Parameter | Value |
|---|---|
| RF Output Connector Type | K (female) |
| Remote Control Interface | GPIB (IEEE-488.2) |
Environmental
| Parameter | Value |
|---|---|
| Operating Temperature Range | 0 °C to +55 °C |
| Storage Temperature Range | -40 °C to +75 °C |
| Relative Humidity | 5% to 95% at 40 °C |
Inputs & Outputs
| Parameter | Value |
|---|---|
| Sweep Output | BNC female, 0 to 10 V nominal |
| External Trigger Input | BNC female, TTL compatible |
Level
| Parameter | Value |
|---|---|
| Power Level Resolution | 0.01 dB |
Technology
Synthesized Microwave Signal Generator
Applications
Local Oscillator, Component Analysis, Automated Test Equipment (ATE)
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