91tv在线观看_wwwwxxxx96_久久久久久久久久久小说_999久久久免费看 - 欧美精品播放

動態信號分析儀 HP35665A (傅立葉分析儀/音頻頻譜儀/音頻掃頻儀)

動態信號分析儀銷售出租修理

生產廠家: 惠普/安捷倫

本機是具有內置信號源的通用傅立葉分析儀(FFT分析儀)，適用于常見的頻譜和網絡分析，以及倍頻程、階次與關聯分析。內置信號源具有可選的分析特性，可優化分析儀的性能，以便對噪聲、振動和聲學問題進行分析和故障診斷，評測并解決旋轉機械問題，以及表征控制系統參數。具有多種測試方法：快速傅立葉變換、擺動正弦測試、聲頻分析、次序分析、相關分析、頻率直方圖/時間測試等，并具有測試結果處理功能，使儀器對信號的處理達到一定的高度及深度。應用領域廣泛：時域、頻域及幅值域測量、振動及噪聲分析、控制系統測試及分析、等等。

測量項目：

1. 時間記錄 time waveform
2. 線性譜 linear spectrum
3. 功率譜 cross-spectrum
4. 功率密度 power spectral density
5. 頻率響應 frequency response
6. 相關 auto-correlation
7. 自動/互相關 cross-correlation
8. 正態分布 histogram
9. PDF[ 概率密度函數 probability density function ]
10. CDF[ 累積分布函數 cumulative distribution function ]

內置信號源功能：Random, burst random, pink noise, sine, swept-sine, arbitrary, periodic chirp, burst chirp 等等。

顯示方式：(更新速度為8條曲線/秒)

1. 單圖
2. 雙圖
3. 兩條曲線同圖顯示
4. 狀態及水流圖顯示

頻率

頻率范圍
單通道模式(CH1): 102.4 kHz
雙通道模式(CH1 & CH2): 51.2 kHz
分辨力
100, 200, 400 or 800 lines resolution
Frequency resolution = frequency span/number of lines resolution
最小頻率分辨率
單通道模式: 244 uHz
雙通道模式: 122 uHz
SPANS
單通道模式: 102.4 kHz to 0.19531 Hz
雙通道模式: 51.2 kHz to 0.097656 Hz
精度 ±30 ppm
Real Time Bandwidth
Fast Average On: >=12.8 kHz
測量率
401 point FFT display, fast average on
One Channel mode: >=33 averages/second (typical)
Two channel mode: >=15 averages/second (typical)
顯示刷新率: >=8 updates/second (typical)
401 point FFT display, fast average off

幅度/相位

輸入范圍 (full scale): +27 dBVrms (31.7 Vpk) to -51 dBVrms (3.99 mVpk) in 2 dB steps
幅度分辨力: 0.016% of full scale (typical)
絕對值幅度精度: ±2.92% (0.25 dB) of reading ; ±0.025% of full scale
CROSS-CHANNEL 增益精度
Source = Full scale: ±0.04dB
Source = -20dB full scale: ±0.08dB
CROSS-CHANNEL 相位精度
Source = full scale: ±0.5 deg
Source = -20 dB full scale: ±0.5 deg

動態范圍

FULL SPAN FFT NOISE FLOOR
Input Range 27 to -35 dBVrms: <-76 dBfs (-85 dBfs typical)
Input Range -37 to -51 dBVrms: <(-112 - Range) dBfs
SPURIOUS FREE DYNAMIC RANGE: <-72 dBfs
(Includes Spurs, Harmonic Distortion, Intermodulation Distortion, Alias Products)
Zoom Mode Alias Responses
1.5% to 98.5% of the Frequency Span: <-72 dBfs
Lower and Upper 1.5% of Frequency Span: <-65 dBfs
輸入噪聲電平
Above 1280 Hz: <-140 dBVrms / (Sq. R)Hz
160 Hz to 1.28 kHz (6.4kHz span): <-130 dBVrms / (Sq. R)Hz

輸入

INPUT RANGES: -51 dBVrms to +27 dBVrms
INPUT IMPEDANCE: 1M ohm ±30% ; < or = 100 pico Farad
Low Side to Chassis Impedance
Floating Mode: 1M ohm ±30% (typical)
<0.01 micro Farad (typical)
AC COUPLING: <3 dB Rolloff at 1Hz
COMMON MODE REJECTION
-51 dBvVrms to -11 dBvVrms Ranges: >80 dB (typical)
-9 dBVvrms to +9 dBVrms Ranges: >60 dB (typical)
+11 dBvVrms to +27 dBVrms Ranges >40 dB (typical)
COMMON MODE RANGE (floating mode): ±4 V pk
IEPE SIGNAL CONDITIONING
Current Source: 4.25 ±1.5 mA
Open Circuit voltage: +26 to +32 Vdc

The Agilent 35665A is a 2-channel Dynamic Signal Analyzer providing measurement solutions in vibration, acoustics, and control systems. Its major options are computed order tracking, real-time octave, swept sine, curve fit and synthesis, arbitrary source, and Instrument BASIC.

Features

Tachometer input.
3.2 M Sample time-capture buffer (optional).
Optional real-time octave, computed order tracking, swept-sine, curve fit, synthesis, and arbitrary source.

選件配置 Options

Opt.1D0 Computed Order Tracking Measurements
Opt.1D1 Real-Time Octave Measurements
Opt.1D2 Swept-Sine Measurements
Opt.1D3 Curve Fit/Synthesis
Opt.1D4 Arbitary Waveform Source
Opt.1C2 HP Instrument BASIC
Opt.1C1 Add 2MB Memory
Opt.ANA Add 6MB Memory

咨詢電話: 132- 4173- 5460 , 郵箱: 52634729@QQ.com