Boonton Power Sensor Manuel d'utilisateur

POWER SENSOR MANUAL Revision Date: 4/26/11Manual P/N 98501900MCD P/N 985

2Power Sensor CharacteristicsThe power sensor has three primary functions. First the sensor converts the incidentRF or microwave power to an equivalen

5107xA Series of RF SensorsThe “A” series sensors were created to improve production calibration results. These sensors possess the same customer spec

Table 2-1. Diode and Thermal CW Sensor Characteristics (con't.)ModelFrequency RangeDynamic Range (1)Overload RatingMaximum SWR Drift and Noise@

Table 2-1. Diode and Thermal CW Sensor Characteristics (con't.)ModelFrequency RangeDynamic Range (1)Overload RatingMaximum SWRDrift and Noise@

Table 2-2. Peak Power Sensor CharacteristicsModelFrequency Power Overload Rise TimeMaximum SWRDrift & NoiseRange Measurement Rating@ 0 dBmPeak Fas

Table 2-2. Peak Power Sensor Characteristics (con't.)ModelFrequency Power Overload Rise TimeMaximum SWRDrift & NoiseRange Measurement Rating@

Table 2-2. Peak Power Sensor Characteristics (con't.)ModelFrequency Power Overload Rise TimeMaximum SWRDrift & NoiseRange Measurement Rating@

Sensor characteristics of Boonton legacy sensors are presented in tables 2-3 (CW)and 2-4 (Waveguide). This data is presented for reference only. Conta

Table 2-3. Legacy Diode CW Sensor Characteristics (con't.)ModelFrequency RangeDynamic RangeOverload RatingMaximum SWR Drift and Noise@ 0 dBmLow

Table 2-4. Legacy Waveguide Sensor CharacteristicsModelFrequency RangeDynamic RangeOverload RatingMaximum SWR Drift and Noise@ 0 dBm Lowest RangeImp

SAFETY SUMMARYThe following general safety precautions must be observed during all phases of operation and maintenance of thisinstrument. Failure to

Table 2-4. Legacy Waveguide Sensor Characteristics (con't.)ModelFrequency RangeDynamic RangeOverload RatingMaximum SWRDrift and Noise@ 0 dBmLow

Sensor characteristics of Boonton legacy Peak Power Sensors are presented intable 2-5. This data is presented for reference only. Contact the sales de

3Power Sensor Uncertainty FactorsThe uncertainty factors, as a function of frequency for the Diode and Thermocouple, Peak and Waveguide sensors, a

Table 3-1. Diode and Thermocouple Power Sensor Calibration Factor Uncertainty (con't.)Models 51071, 51072, 51075, 51077, 51078, 51079FreqModel510

Table 3-1. Diode and Thermocouple Power Sensor Calibration Factor Uncertainty (con't.)Models 51071A, 51072A, 51075A, 51077A, 51078A, 51079AFreqMo

Table 3-1. Diode and Thermocouple Power Sensor Calibration Factor Uncertainty (con't.)Models 51085, 51086, 51087FreqModel51085 51086 51087GHz % %

Table 3-1. Diode and Thermocouple Power Sensor Calibration Factor Uncertainty (con't.)Models 51081, 51100(9E), 51101, 51102, 51200, 51201FreqMode

Table 3-1. Diode and Thermocouple Power Sensor Calibration Factor Uncertainty (con't.)Models 51300, 51301, 51082FreqModelFreqModel51300 51301 510

Table 3-2. Peak Power Sensor Calibration Factor UncertaintyModels 56218, 56226, 56318, 56326, 56340, 56418FreqModel56218 56226 56318 56326 56340 56418

Table 3-2. Peak Power Sensor Calibration Factor Uncertainty (con't.)Models 56518, 56526, 56540, 56006, 57006FreqModel56518 56526 56540 56006 (1)5

ContentsParagraph Page1 Introduction 11-1 Overview 11-2 Sensor Trade-offs 11-3 Calibration and Traceability 32 Power Sensor Characteristics 53 Power S

Table 3-2. Peak Power Sensor Calibration Factor Uncertainty (con't.)Models 57318, 57340, 57518, 57540, 58318, 59318FreqModel57318 57340 575185754

Table 3-2. Peak Power Sensor Calibration Factor Uncertainty (con't.)Models 59340FreqModel59340GHz % % RSS % % RSS % % RSS % % RSS % % RSS % % RSS

Table 3-3. Waveguide Sensor Calibration Factor UncertaintyModels 51035(4K), 51036(4KA), 51037(4Q), 51045(4U), 51046(4V), 51047(4W), 51942(WRD-180)Refe

Low Frequency Response andStanding-Wave-Ratio (SWR) DataFigure 4-2. Model 51072 Low Frequency ResponseThe typical performance data that follows is no

Figure 4-3. Model 51075 Low Frequency ResponseFigure 4-5. Model 51072 SWR DataFigure 4-4. Model 51071 SWR DataPower Sensor Manual

Figure 4-8. Model 51100 SWR DataFigure 4-7. Model 51078 SWR DataFigure 4-6. Model 51075 SWR Data28

Figure 4-9. Model 51101 SWR DataFigure 4-10. Model 51102 SWR DataFrequency(GHz)SWR1.81.61.21.01.42.013245SpecFrequency(GHz)SWR1.81.61.21.01.42.05151

Figure 5-1. Pulsed RF OperationPulsed RF Power5-1 Pulsed RF Power Operation30

Figure 5-2. Pulsed Accuracy for Thermocouple Sensors5-2 Pulsed RF Operation Thermocouple SensorsFigure 5-2 shows the regions of valid duty cycle and

Figure 5-3. Pulsed Accuracy for Diode Sensors5-3 Pulsed RF Operation Diode SensorsFigure 5-3 shows the valid operating region for the Diode Sensors

FiguresFigure Page1-1 Error Due to AM Modulation (Diode Sensor) 21-2 Linearity Traceability 31-3 Calibration Factor Traceability 44-1 Model 51071 Low

6Calculating Measurement Uncertainty 6-1 Introduction This Section has been extracted from the 4530 manual since it provides

6-2 Uncertainty ContributionsThe total measurement uncertainty is calculated by combining the following terms:1. Instrument Uncertai

Calibrator Level Uncertainty. This term is the uncertainty in the calibrator’s output level fora given setting for calibrators that are mainta

The sensor reflection coefficient, DSNSR is frequency dependent, and can be referenced in Section 2 of this manual. For most measurements, thi

ChartPower Sensor Manual

use. Sensor temperature drift uncertainty may be assumed to be zero for sensors operating exactly at the calibration temperature.Sensor Noise.

If the measurement frequency is identical to the AutoCal frequency, a calfactor uncertainty of zero should be used, since any absolute error in the c

Step 3: The Calibrator Mismatch Uncertainty is calculated using the formula in the previous section, using the internal 50MHz calibrator's pu

Step 8: The Sensor Zero Drift calculation is very similar to the noise calculation. For sensor zero drift, the datasheet specification for the 51075

From the previous example, it can be seen that the two largest contributions to the combined standard uncertainty are the source mismatch, and

Tables (con't.)Table Page3-1 Diode & Thermocouple Power Sensor Calibration Factor 20Uncertainty (con't.) Models 51085, 51086, 510873-1 D

Step 4: The Source Mismatch Uncertainty is calculated using the formula in the previous section, using the DUT’s specification for DSRCE and

Step 9: The Sensor Calfactor Uncertainty needs to be interpolated from the uncertainty values given in Table 3-2 (Peak Power Sensor Calibra

WarrantyBoonton Electronics (Boonton) warrants its products to the original Purchaser to be freefrom defects in material and workmanship for a period

1-1 OverviewIntroduction1Power Sensor Manual 1The overall performance of a power meter is dependent upon the sensor employed.Boonton Electronics (Bo

2 Power Sensor ManualThis non-square-law region may be "shaped" with meter corrections, but only for onedefined waveform, such as a CW signa

1-3 Calibration and TraceabilityBoonton employs both a linearity calibration as well as a frequency response calibration.This maximizes the performan

Power sensors have response variations (with respect to the reference frequency) athigh frequencies. Calibration factors ranging from ± 3 dB are ente