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ZVx - The Network Analyzer Family. S21. D. D. USB. LO. LSB. IF. S12. 1dB. D. D. 3. 3. S22. S11. S21. Power. frequency- converting. linear. ZVx- Overview. ZVRE, ZVR, ZVCE, ZVC, ZVM, ZVK: Functionalities. nonlinear. S-Parameter Group delay Impedance Admittance.
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S21 D D USB LO LSB IF S12 1dB D D 3 3 S22 S11 S21 Power frequency- converting linear ZVx- Overview ZVRE, ZVR, ZVCE, ZVC, ZVM, ZVK: Functionalities nonlinear • S-Parameter • Group delay • Impedance • Admittance • Mixer measurements • Any harmonics • Intermodulation • (Arbitrary frequency conv.) • Compression point • Interceptpoint IP2, IP3
ZVx- Overview Test Sets & Frequency Ranges 9 kHz 300 kHz 40 GHz 10 Hz 20 kHz 20 GHz 4 GHz 8 GHz 10MHz ZVR + ZVRE Active Test Set ZVR + ZVRE Passive Test Set ZVR + ZVRE External Measurements ZVC + ZVCE Active or PassiveTest Set ZVM Active Test Set ZVK Active Test Set
ZVx- Overview Distinguishing Features • ZVR, ZVC, ZVM, ZVK:4 receiver channels • bidirectional • standard calibration methods plus....... R&S calibration methods for test fixtures, on circuit boards • ZVRE, ZVCE:3 receiver channels • bidirectional • standard calibration methods
b2 a1 S21 S11 S22 a2 b1 S12 ZVx- Test Sets Basic Task of a NWA: Measurement of S-Parameters
Meas. Channel b2 Ref. Channel a2 Port 2 Meas. Channel b1 b2 a2 Source b1 a1 Ref. Channel a1 M e a s . Port 1 a n d D i s p l a y T e s t s e t U n i t ZVx- Test Sets Principle of a 4-receiver NWA
M e a s . C h a n n e l B P o r t 2 S o u r c e P o r t 1 R e f . C h a n n e l R 1 M e a s . a n d M e a s . C h a n n e l A D i s p l a y T e s t s e t U n i t ZVx- Test Sets Bidirectional ZVRE, ZVCE
M e a s . C h a n n e l B R e f . C h a n n e l R 2 P o r t 2 S o u r c e P o r t 1 R e f . C h a n n e l R 1 M e a s . a n d M e a s . C h a n n e l A D i s p l a y T e s t s e t U n i t ZVx- Test Sets Bidirectional ZVR, ZVC 4 channel receiver. Calibration techniques for calibration in test fixture and on circuit board
ZVR-B24 Measurement Input 1 ZVR-B25 Channel B b2 ZVR-B22 Reference. PORT 2 Channel R2 a2 Source Output a1 ZVR-B25 ZVR-B21 Reference Channel R1 a1 PORT 1 b1 Reference channel ports ZVR-B6 ZVR-B23 Measurement Channel A Input b1 ZVR-B25 ZVx- Test Sets with Options Test Set of ZVR and ZVC: Options B21-B25, B6
ZVx- Test Sets with Options Test Set of ZVM, ZVK: Options B21-B24
ZVx- Test Sets with Options External Test Set (*) for High Power Application (*) Proposal for a test set. Components must be provided by customer.
t e s t s e t f r o n t e n d c o n v e r t e r m e a s u r e m e n t f r o n t p a n e l c o n t r o l u n i t b 1 A L C D D a 1 P O R T 1 A D A D P O R T 2 a2 A D b2 k e y s C P U r e f e r e n c e s i g n a l f i r s t s e c o n d o s c i l l a t o r g e n e r a t o r l o c a l o s c i l l a t o r i n t e r f a c e s s y n t h e s i z e r m a i n p r o c e s s o r , d i s k d r i v e s ZVx - The Instruments in Detail Components inside the four channel instruments
ZVx - Specifications Dynamic Range (1) • Low-noise front end • Fundamental mixing • Direct generator and receiver access • Measurement bandwidths 1 Hz to 10 kHz and 26 kHz • Specified and unspecified output power range
ZVx - Specifications Dynamic Range (2) Specified Values PORT 1/2, 10 Hz IF-BW, maximum specified power • ZVR(E): Dynamic range > 120 dB • ZVC(E): Dynamic range > 110 dB • ZVM : Dynamic range > 115 dB • ZVK : Dynamic range > 110 dB
ZVx - Specifications Dynamic Range (3) Maximum ValuesExternal Measurement / Input b2, 1 Hz IF-BW, maximum power (unspecified) • ZVR(E): Dynamic range > 140 dB • ZVC(E): Dynamic range > 135 dB (up to 6 GHz) • ZVM : Dynamic range > 140 dB (up to 18 GHz) > 130 dB (18 GHz to 20 GHz) • ZVK : Dynamic range > 135 dB
ZVx - Specifications Dynamic Range (4): Filter Measurement with ZVR(E) 0 dB • >120 dB with internal Test Set • >130 dB with Option "External Measurements" (direct generator - receiver access) -130 dB
- 130 dB 16 GHz - 140 dB ZVx - Specifications Dynamic Range (5): Maximum Dynamic Range of ZVM The highest dynamic range money can buy! At ZVx, limit line defining the dynamic range is clearly above the noise floor, not in the middle of the noise floor !
Specified • PORT1/2 • 10 Hz IF BW • spec. Power 1 : - 1 2 6 . 8 d B C H 1 S 2 1 & M d B M A G ¯ - 1 6 0 d B 0 d B 5 0 0 M H z 0 d B 5 G H z 3 5 G H z 2 : - 1 2 2 . 0 d B 8 G H z 3 : - 1 1 9 . 8 d B 1 6 G H z 4 : - 1 0 5 . 8 d B 2 8 G H z 2 0 d B / • Maximum • Input b2 • 1 Hz IF BW • max. Power C P L 4 3 2 1 F F I I L L 1 1 1 1 0 0 0 0 -140 dB -120 dB - 1 6 0 d B S T A R T 1 0 M H z 5 G H z / S T O P 4 0 G H z ZVx - Specifications Dynamic Range (6): Maximum Dynamic Range of ZVK 20 dB/div 80 dB 90 dB 105 dB 110 dB
0 dB ZVx - Specifications Segmented Sweep Mode • >140 dB with external measurements using segmented frequency axis -140 dB
ZVx - Specifications Output Power (1): Specified Values • Available power depends on... - Instrument- Option (External Measurement Option, Enhanced Power Opion, etc.)- Frequency range • Specified values for ZVR (examples):Standard 0 dBm at PORT1/2with ZVR-B25 +7 dBm at Output a1 With Option ZVR-B10 (Enhanced Output Power)Standard +13 dBm at PORT1/2with ZVR-B25 +20 dBm at Output a1 • Specified values for ZVM: +2/+5 dBm • Specified values for ZVK: 0/-5 dBm
10 dBm grid line 0 dBm grid line ZVx - Specifications Maximum Output Power ZVM (2): Unspecified Values Output power can be increased above the specified level ! Example: ZVM Maximum (unspecified) power ... with setting “additional power” (*) with standard setting (*) Setting “Additional Power” avoids 4 dB attenuation of a step attenuator, which is normally present even if 0 dB attenuation is selected.
Maximum • 5 dBm (up to 22 GHz) • >0 dBm (above 22 GHz) C H 1 a 1 & M d B M A G 5 d B / R E F 0 d B m 2 5 d B m 5 G H z 3 5 G H z 5 d B / • Specified • 0 dBm (up to 22 GHz) • -5 dBm (above 22 GHz) C P L F F I I L L 1 1 1 1 0 0 0 0 0 0 0 0 - 2 5 d B m S T A R T 1 0 M H z 5 G H z / S T O P 4 0 G H z ZVx - Specifications Maximum Output Power ZVK (2): Unspecified Values 0 dBm á 0 d B m -5 dBm 5 dB/div
ZVx - Specifications Measurement & Transfer Speed (1) • Fast IEEE/IEC - bus data transfer and control • Enhanced throughput via LAN/Ethernet • Short measurement times per point • High sweep rate • Analog operational feeling • Increased system performance
ZVx - Specifications Measurement & Transfer Speed (2)
ZVx - Specifications Measurement & Transfer Speed (3)
ZVx - Specifications Table of full two-port Calibration Procedures Calibration procedure Number of Calibration steps Special feature TOSM 7 classical procedure TOM 5 inherent verification TRM 5 especially for test fixtures TRL 4 high directivity TNA 3 especially for test fixtures TOM-X 5(9) eliminates crosstalk ZVRE and ZVCE just provide normalization and TOSM calibration techniques.
ZVx - Specifications Capabilities for Enhanced Accuracy • Calibration techniques for all purposes- TOM calibration with inherent verification- TNA, TRM calibration for test fixtures / on circuit boards- TRL/LRL calibration for circuit boards and on wafers- TOM-X calibration for test setups with crosstalk • (De)Embedding functionality • Default / Factory calibration • Automatic two-port calibration AutoKal(up to 8 GHz) • Easy handling of calibration kit parameters
ZVx - General Highlights Open to PC and Ethernet • Integrated Pentium PC • Link to Ethernet & General IEC/IEEE-bus control • WINDOWS NT Operating System • PC-compatible formats for screen hardcopies • Connection to Ethernet with option FSE-B16 • No external PC necessary - „Controller of its own“ • Quick and easy documentation • Measurement and simulation in one instrument
ZVx - General Highlights Efficiency & Operation • Huge display with 4-channel configuration • External PC monitor interface • Segmentation of frequency and magnitude axis • Numerous marker functions • Arbitrary zooming in all settings • Operation via hardkeys or mouse • Internal HDD for storage of data and settings
ZVx - Highlights (Survey) Highlights of the ZVx instrument family • Excellent technical data • High speed • High sensitivity and dynamic range • High accuracy • Calibration Techniques • Wide frequency range • High versatility • Frequency converting measurements • Harmonic measurements • Intercept- and compression point measurements
ZVx - Options Software Options Option Name Description ZVR-B2 Time Domain (*) Measurements of runtime & distance ZVR-B4 Frequ. Converting Measurements Independent settings of generator and receiver frequencies ZVR-B5 Nonlinear Measurements Measurement of n-dB compression point and SOI/TOI ZVR-B7 Power Calibration Calibration of all generator and receiver ZVR-K9 Virtual Embedding Networks Virtual integration of networksCorrection of existing networks (*) Transputer module required
Option Name Description ZVR-B1 AutoKal Automised calibration procedure ZVR-B8(B14) 3/4 port adapter Extending Port 1 and/or Port 2 to 2 ports ZVR-B21/22/23/24 Step Attenuators Attenuation of generator and receiver level ZVR-B6 Reference channel ports Direct access to the reference channels ZVR-B25 External Measurements Bypassing theSWR bridges ZVR-B10 Increased Output Power Increased Output Power at Port 1 or Output a1 ZVx - Options Hardware Options for ZVR(E), ZVC(E)
Option Name Description ZVM(K)-B21ZVM(K)-B22 ZVM(K)-B23ZVM(K)-B24 Generator Step Attenuators Receiver Step Attenuators Attenuation of generator level • Attenuation of receiver level • ZVM(K)-B23 includes Input b1 • ZVM(K)-B24 includes Input b2 ZVx - Options Hardware Options for ZVM, ZVK
ZVx - Options Option ZVR-B1: AutoKal • Fundamental Calibration • TOM or TOSM • "Once a Year" • ZVR controlledautomatic calibrationin less than 20 seconds
ZVx - Options Option ZVR-B2: Time Domain Measurements Step response Pulse response • Windows in frequency domain • Gating in time domain • Fast transformation time Online operation feeling • up to 2001 measurement points
ZVx - Options Option ZVR-B4: Mixer, Harmonics, General Frequency Conversion
Swept intermodulation measurements Pout f 2f1-f2 f1 f2 2f2-f1 f IF-RFLOIF+ 3LO-RF 3LO+RF Triple swept mixer and spuries measurements f ZVx - Options Option ZVR-B4: Mixer, Harmonics, General Frequency Conversion • Intermodulation of amplifiers • Intermodulation of mixers • Any harmonics vs. Frequency • Any harmonics vs. power • Conversion of frontends, receivers(Internal LO & frequency conversion)
P P P [log] 3*P 3*P f f f f IP3-f1 f2 IP3+ Pout [log] TOI f1, f2 IP3 3 1 1 1 Pin [log] ZVx - Options Option ZVR-B5: Non-linear Measurements n-dB compression point vs. frequency Second/third order intercept point (SOI/TOI) vs. frequency n dB Power from amplifier @ f0 Power towards amplifier n dB compression point ZVx performs power sweep(s) at each frequency point during a sweep. Display of Compression point or SOI/TOI vs frequency
Measurement Input 1 Channel B b2 Reference. PORT 2 Channel R2 a2 Source Output a1 Reference Channel R1 a1 PORT 1 b1 Reference channel ports ZVR-B6 Measurement Channel A Input b1 ZVx - Options Option ZVR-B6: Reference channel port (1/3 ) • Path from source to the Ref-Channel interruptedusing mechanical switches • Signal for the Reference Channel can be fed from outside of the NWA • Option just for ZVR(E), ZVC(E)(Access to both reference channels standard at ZVM, ZVK via jumpers at the front panel)
DUT ZVR(E), ZVC(E) Source Reference Power splitter Channel R1 a1 b1 ZVR-B6 Pre-amplifier Measurement Channel A Input b1 ZVx - Options Option ZVR-B6: Reference channel port (2/3) ZVR-B6 Application example 1: • Example: Pre-amplifier to provide high power for the DUT • Getting the „real“ reference signal • Correction for non-linearities and (temperature) drift of the pre-amplifier
Measurement channel Input 1 fconv Measurement at converted frequency fconv b2 PORT 2 a2 Sourcef0 Output a1 fconv Reference channel fconv a1 f0 f0 b1 fLO fLO f0 Input b1 External Signal Generator (LO) ZVx - Options Option ZVR-B6: Reference channel port (3/3 ) • ZVR-B6 Application example 2: • External ref. mixer: • Equal frequencies in measurement and ref-channel • „Comparison“ of equal frequencies allows phase and group delay measurements DUT(frequency converting) Reference mixerf0 fconv
ZVx - Options Option ZVR-B7: Power Calibration Power calibration of the internal generator Power calibration of the receiver Accuracy: up to 0.1 dB or better
ZVx - Options Option ZVR-B8: 3-Port Adapter DUT example: antenna diplexer • Automatic Control by ZVR • Switching time 10 s • Measurement of 7 (from 9)S-params of a 3-port devicewithout rewiring • CH1 & CH3 show Port 1CH2 & CH4 show Port 2
ZVx - Options Option ZVR-B14: 4-Port Adapter
ZVx - Options Option ZVR-K9: (De)Embedding (Part 1/3) • Simulation of virtual networks • Elimination of real existing networks Simulation of Matching Networks with SAW filters Identical matching at each production place
Embedding of 4-port data 1 2 3 4 1 2 3 4 DUT Integration of 2-port solutions TN1 DUT TN2 ZVx - Options Option ZVR-K9: (De)Embedding (Part 2/3) Integration of 1-port solutions
idealNWA 1'' 1' 1 E1 V1-1 DUT neutral Network V-1°V=1 1 "modified" error two port V1 ZVx - Options Option ZVR-K9: (De)Embedding (Part 3/3)
ZVx - Options Option ZVR-B10: Enhanced Output Power • Internal Pre-Amplifier • Enhanced power in foreward direction • Option for ZVR(E), ZVC(E) • Maximum power depends on model: Different for ZVR(E) and ZVC(E) • Maximum power depends on directive component: Different maximum power for ZVC(E) with couplers or ZVC(E) with bribges • Maximum power: Output a1 at ZVR: + 20 dBm
ZVx - Amplifier & Mixer Measurements Frequency converting and nonlinear Measurements • Characterisation of frequency converting devices • Characterisation of nonlinear parameters • Generator / receiver with arbitrary frequency offset • Up to two external generators controlled by ZVx • Measurement of mixers, frequency multipliers and amplifiers, frontends etc • Determination of compression and intercept point • Display of compression and IP2/3 versus frequency
f f IEEE/IEC-Bus II ZVM Freq.REF IN Port 1 Port2 Pout ZAPDJ-2 f1 2f1-f2 f1 f2 2f2-f1 f ZJL-3G Pin f2 Ext. Source f1 f2 f ZVx - Amplifier & Mixer Measurements Example 1: Intermodulation Measurements • No external filters required • No limitations of frequency ranges and offsets • All settings controlled by the ZVM