產品介紹
產品定位：Agilent E4440A / E4443A / E4445A / E4446A / E4447A 頻譜分析儀 Spectrum Analyzer 屬於頻譜分析與射頻訊號量測設備，可用於RF 訊號分析、雜訊量測、通訊測試、EMI 預掃描、研發除錯與產線檢測。
選型重點：實際頻率範圍、動態範圍與分析功能需依機身選配與校正狀態確認。評估 E4440A / E4443A / E4445A / E4446A / E4447A 時，建議同步確認頻率範圍、RBW/VBW、前置放大器、追蹤產生器、相位雜訊、選配與校正狀態。
採購與技術確認：弘燁科技可依目前庫存、附件組合、校正需求與交期，協助比對同級替代型號並整理可交付方案。
品牌與分類：品牌為 Keysight / Agilent / HP，產品分類為 射頻微波儀器。如需確認完整規格、附件、校正與交期，建議提供實際量測條件由 SMART 協助確認。
規格
Agilent E4440A / E4443A / E4445A / E4446A / E4447A PSA Series Spectrum Analyzer｜專業規格 Specifications
| 型號 / 選配 | 說明 |
|---|---|
| E4443A | 3 Hz – 6.7 GHz |
| E4445A | 3 Hz – 13.2 GHz |
| E4440A | 3 Hz – 26.5 GHz |
| E4447A | 3 Hz – 42.98 GHz |
| E4446A | 3 Hz – 44 GHz |
Optional External Mixing：Up to 325 GHz
RF Performance（RF 量測效能）
| Displayed Average Noise Level (DANL) | –155 dBm (typ.) |
|---|---|
| Third-Order Intercept (TOI) | +19 dBm (typ.) |
| Phase Noise | –118 dBc/Hz @ 10 kHz offset |
| Dynamic Range | High dynamic range for weak & strong signal coexistence |
| Amplitude Accuracy | ±0.19 dB |
| Frequency Response | ±0.11 dB |
High-Speed Sweep：Optimized for fast measurements of complex signals One-Button Measurements：Built-in measurement personalities
Measurement Capabilities（量測功能）
Phase Noise Measurement
Millimeter-Wave Measurements（with external mixers）
Applications（應用場景）
高速數位系統 Clock / Harmonics / Spur Debug
毫米波與相位雜訊量測
研發實驗室 / 產線測試 / ATE 應用
Up to 16 Built-in Measurement Personalities (Options)
原廠英文說明
The Agilent PSA Series offers high-performance spectrum analysis, up to 50 GHz, with powerful one-button measurements, a versatile feature set, and a leading-edge combination of flexibility, speed, accuracy, analysis bandwidth, and dynamic range.From millimeter wave and phase noise measurements to spur searches and modulation analysis, the PSA Series offers unique and comprehensive high-performance solutions to R&D and manufacturing engineers in cellular and emerging wireless communications, aerospace, and defense.