R&S®ESPI 測試接收機(jī)專門為滿足產(chǎn)品開發(fā)和 EMC 預(yù)認(rèn)證過程中所有的 EMC 測試需求而設(shè)計(jì)，頻率范圍 9 kHz ～ 3/7 GHz，當(dāng)配備 R&S®ESPI-B2 預(yù)選器/前置放大器時(shí)，所有 R&S®ESPI型號都具有出色的動(dòng)態(tài)范圍，因而能根據(jù) CISPR 16-1-1 對脈沖重復(fù)頻率 ≥ 10 Hz 的信號執(zhí)行準(zhǔn)確干擾測量。它們還可以使用 R&S®ESPI-K50 選件測量通訊或廣播網(wǎng)絡(luò)的場強(qiáng)覆蓋，而且測量精度非常高。
主要特點(diǎn)
型號
主要特點(diǎn)
• 預(yù)認(rèn)證 EMI 測試接收機(jī)和高品質(zhì)頻譜分析儀合二為一
• 集成預(yù)選功能，可選擇 20dB 前置放大器（R&S®ESPI-B2 選件）
• 滿足新版CISPR 16-1-1的加權(quán)檢波器，包括 CISPR-Average 和 RMS-Average
• 場強(qiáng)特性評估的測量速率非常快（R&S®ESPI-K50 選件）
• 可利用自動(dòng)和交互測試程序快速、可靠地進(jìn)行測量
• 預(yù)定義修正因子
• 提供民用標(biāo)準(zhǔn)的限值庫
• 另有帶寬在 5.6 MHz 和 8 MHz 之間、符合 DVB-T/T2 地面 DVB 網(wǎng)絡(luò)標(biāo)準(zhǔn)（R&S®ESPI-K50 選件）的各種信道濾波器。型號
| 名稱 | 訂貨號 |
| R&S®ESPI3 測試接收機(jī) 9KHz到3GHz | 1164.6407.03 |
| R&S®ESPI7 測試接收機(jī) 9KHz到7GHz | 1164.6407.07 |
Key Facts
- Combination of precertification EMI test receiver and high-quality spectrum analyzer
- Integrated preselection with selectable 20 dB preamplifier (R&S®ESPI-B2 option)
- Weighting detectors in line with the latest version of CISPR 16-1-1 incl. CISPR-Average and RMS-Average
- Evaluation of field strength profiles at very high measurement rates (R&S®ESPI-K50 option)
- Fast and reliable measurements using automatic and interactive test routines
- Predefined transducer factors
- Library of limit lines for commercial standards
- Additional channel filters with various bandwidths between 5.6 MHz and 8 MHz matching terrestrial DVB networks like DVB-T/T2 (R&S®ESPI-K50 option)
Features & Benefits
- Standard-compliant disturbance measurements for PRFs ≥ 10 Hz
- Total measurement uncertainty 1.5 dB (≤ 3 GHz) in receiver mode
- 1 dB compression 0 dBm nominal
- Displayed average noise level with preamplifier typ. –155 dBm (1 Hz), f < 1 GHz
- Eleven preselection filters up to 3 GHz (R&S®ESPI-B2 option)
- 20 dB preamplifier (R&S®ESPI-B2 option)
- Resolution bandwidths in line with CISPR 16-1-1
- Detectors in line with CISPR 16-1-1: peak, quasi-peak, average, RMS, CISPR average, RMS average
- Spectrum analysis for lab applications
- High-quality spectrum analyzer included (R&S®FSP)
- Extensive measurement functions and evaluation capabilities for general lab applications
- Intuitive operation and powerful analysis functions for fast, accurate results
- User-friendly operation as with all modern EMI test receivers from
Rohde & Schwarz - SCAN settings in tabular format
- Simultaneous measurement of up to three traces for parallel evaluation
- Fast, reliable measurements using automatic and interactive test routines
- EMI test receiver and spectrum analyzer in a single box
- Continuous bargraph display and marker functions for precise measurements
- Automatic disturbance voltage measurements using remote-controllable line impedance stabilization networks (LISN) from
Rohde & Schwarz - Predefined transducer factors
- Library of limit lines for commercial standards
- Measurement of the coverage field strength of communications or broadcast networks at very high measurement rates (R&S®ESPI-K50 option)
- Additional channel filters with various bandwidths between 5.6 MHz and 8 MHz matching all terrestrial DVB networks incl. DVB-T2 (R&S®ESPI-K50 option)
- User-friendly operation as with all modern EMI test receivers from
- Integrates perfectly into the work environment
- Easy expansion or upgrading by means of options
- Scalar network analysis
- RF level measurement
- Modulation measurement
- Extensive documentation and networking capabilities like a PC
- Computer-controlled measurement of disturbances and automated EMI test routines using the R&S®ES-SCAN and R&S®EMC32 EMI measurement software
- Always up-to-date with free firmware updates
- Easy expansion or upgrading by means of options
- Rugged and environmentally friendly, suitable even for field applications
- Housing option for outdoor use
- Shock-absorbing corners, carrying handle, carrying bag
- AC-independent operation using DC power supply and battery pack (option)
- Flash disk option for expanded environmental specifications
- Environmentally friendly design
- Few materials
- Labeling for easy identification of materials
- Recyclable housing
Specifications
Frequency range R&S®ESPI3: 9 kHz to 3 GHz
R&S®ESPI7: 9 kHz to 7 GHzFrequency resolution 0.01 Hz Frequency accuracy standard 1 × 10-6 with R&S®FSP-B4 (OCXO) option 1 x 10-7 External reference frequency 10 MHz Measurement time receiver mode/scan (per frequency step) selectable from 100 µs to 100 s analyzer mode/sweep time selectable from 2.5 ms to 16000 s,
zero span from 1 µs to 16000 sResolution bandwidth analyzer mode (–3 dB) 10 Hz to 3 MHz in steps of 1/3/10 receiver mode (EMI) 200 Hz, 9 kHz, 120 kHz (–6 dB),
1 MHz (impulse bandwidth)Video bandwidth analyzer mode 1 Hz to 10 MHz in steps of 1/3/10 Preselection
(R&S®ESPI-B2 option)can be turned off in analyzer mode 11 fixed/continuously tunable filters up to 3 GHz Preamplifier
(R&S®ESPI-B2 option)can be switched on/off 20 dB gain up to 3 GHz Level Max. RF level (CW) input attenuation ≥ 10 dB 137 dBµV (= 1 W) Max. pulse energy input attenuation ≥ 10 dB, 10 µs 1 mWs Max. pulse voltage input attenuation ≥ 10 dB, 10 µs 150 V Third-order intercept (IP3) without preselection/preamplifier,
from 200 MHz to 3 GHz
from 3 GHz to 7 GHz> 7 dBm, typ. 10 dBm
> 2 dBm, typ. 5 dBm (only at R&S®ESPI7)with preselection/without preamplifier,
from 200 MHz to 3 GHz> 2 dBm, typ. 5 dBm 1 dB compression f > 200 MHz, input attenuation 0 dB,
without preselection/preamplifier0 dBm, nominal Total measurement uncertainty 95 % confidence level < 3 GHz without preselection/preamplifier 0.5 dB with preselection/preamplifier 1.5 dB Displayed average noise level (DANL) receiver mode, nominal,
input attenuation 0 dB, termination 50 ?without preselection/preamplifier, 1 MHz, BW = 9 kHz < 17 dBμV without preselection/preamplifier, 30 MHz to 1 GHz,
BW = 120 kHz< 6 dBμV with preselection/preamplifier, 1 MHz, BW = 9 kHz < 7 dBμV with preselection/preamplifier, 30 MHz to 1 GHz,
BW = 120 kHz< - 4 dBμV Detectors receiver mode max./min. peak, quasi-peak, RMS,
average, average with meter time
constant (CISPR average), RMS
average (CISPR RMS)Number of measurement points analyzer mode 125 to 8001 (default 501) receiver mode max. 1 million (frequency domain)
- Housing option for outdoor use
