client : nrf (national research foundation) project : sarao test ...€¦ · document software...

VECTOR NETWORK ANALYZER

VECTOR NETWORK ANALYSER

REQUIREMENT SPECIFICATION

Document number .......................................................... SSA4701-0000-001

Revision ....................................................................................................... 1

Classification ......................................................... Commercial in Confidence

Author ...............................................................................................S. Malan

Date .............................................................................................. 12 Dec. 17

Client : NRF (National Research Foundation)

Project : SARAO test equipment

Type : RS

SSA4701-0000-001

Commercial in Confidence Revision: 1

10 September 2018 Commercial in Confidence of 18

SSA0000-0000-000 Rev 1

DOCUMENT APPROVAL

Name Designation Affiliation Date and Signature

Submitted S. Malan FM: Receivers Systems SARAO

Approved E. Theunissen RF technician SARAO

Approved S. Gioio Senior RF engineer SARAO

Approved R. Siebrits TFR Hardware Engineer SARAO

Approved F. Kapp FM: Electronics SARAO

DOCUMENT HISTORY

Revision Date Of Issue ECN Number Comments

A 12 Dec. 17 N/A 1st Release for review

B 22 Feb 2018 N/A Updated based on Bid Specification Committee meeting held on 19

February 2018. See comments captured in COAR. Appendix A

1 10 Sept 2018 N/A

Updated after BSC meeting as follows:

Corrected terminology for “options” which was changed to factory configurations.

Changed 2.9mm to 2.92mm under connector savers

Added Req.35 to explicitly specify that the VNA must be a complete standalone unit.

Changed project from MeerKAT to SARAO test equipment

Removed “legal requirements” from section 1.1

Replaced evaluation method with compliance matrix in section 1.1

Edroy Theunissen (Sep 11, 2018)Edroy Theunissen

Salvatore Gioio (Sep 11, 2018)Salvatore Gioio

https://na1.documents.adobe.com/verifier?tx=CBJCHBCAABAAs-nvFOQ7Ol5psyFZo8Udg-HTX3vgt41h





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DOCUMENT SOFTWARE

Package Version Filename

Word Processor MS Word Word 2016 SSA4701-0000-001 - VNA Requirements Specification.docx

COMPANY DETAILS

Name Karoo Array Telescope Office

Physical/Postal

Address

Third Floor The Park Park Road Pinelands 7405

Tel. +27 21 506 7300

Fax. +27 21 506 7375

Website www.ska.ac.za

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TABLE OF CONTENTS

1 SCOPE 6

1.1 Intended Use of this Document 6

1.2 System Description 6

2 APPLICABLE AND REFERENCE DOCUMENTS 7

2.1 Applicable Documents 7

3 REQUIREMENTS 8

3.1 Functional and Performance Requirements 8

3.2 Interface Requirements 10

3.3 Environmental Conditions 10

3.4 Integrated Logistics Support 11

4 COMPLIANCE MATRIX 12

5 APPENDIX A: COAR 16

LIST OF TABLES

Table 1: VNA Use Case .............................................................................................................................. 6

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LIST OF ABBREVIATIONS

1000 BASE-T Gigabit Ethernet transferred over Cat 5 – 7 cables.

dB Decibels

dBm dB referenced to a milliwatt

GHz Gigahertz

K Kelvin

kHz Kilohertz

MHz Megahertz

NRF National Research Foundation

PPM Parts Per Million

RF Radio Frequency

SARAO South African Radio Astronomy Observatory

SKA Square Kilometre Array

SMA SubMiniature version A

UPS Uninterrupted Power Supply

USB Universal Serial Bus

Vac Voltage supplied by alternating current source

VNA Vector Network Analyser

TERMINOLOGY

Shall Mandatory requirement.

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1 SCOPE

This document defines the tender requirements of a 40 GHz Vector Network Analyser (VNA).

1.1 INTENDED USE OF THIS DOCUMENT

This requirements specification:

Defines performance, interface, environmental, physical, services, safety, logistic support and special design requirements required of the VNA.

List the compliance matrix that will be used to evaluate the compliance of the proposed VNA tender submissions.

1.2 SYSTEM DESCRIPTION

SARAO is in the process of procuring a 40 GHz four port VNA to be used for testing and qualification of RF and microwave components. The typical components and systems that will be tested using this VNA is given in Table 1.

Table 1: VNA Use Case

Passive Components Includes filters, couplers, diplexers, attenuators, cables, waveguides and

combiners.

Measurements include full S-parameters, group delay and phase.

Antenna Measurements Measurements include matching and gain. Time gate capability is also

required to allow for the measurement of antenna gain in multi-path

environments.

Active Components Includes low noise amplifiers (LNA), power amplifiers, mixers and RF

over fibre modules.

System Measurements Down and up converter measurements.

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2 APPLICABLE AND REFERENCE DOCUMENTS

2.1 APPLICABLE DOCUMENTS

The following documents are applicable to the extent specified herein. In the event of conflict between the contents of the applicable documents and this document, this document shall take precedence. Nothing in this document supersedes applicable laws and regulations.

None

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3 REQUIREMENTS

3.1 FUNCTIONAL AND PERFORMANCE REQUIREMENTS

Req. ID

Name & Description Go / no go

Req.1 Frequency Range

The minimum frequency range of the VNA shall be 10 MHz to 40 GHz.

Yes

Req.2 Number of Ports

The VNA shall have a minimum of four measurement ports. All measurement ports shall provide source functionality.

Yes

Req.3 Port Impedance

The port impedance of the VNA shall be 50 ohm.

Yes

Req.4

Measurement Modes

The VNA shall as a minimum provide the following measurement modes:

● Full S-parameter network analysis

● Mixer measurement modes

● Power sweep mode

● Time domain mode with time gating filters

● Balanced port measurements

Yes

Req.5 External Components

The supplier shall identify and supply all external components, if any, required to perform each of the measurement modes defined in Req.4.

Yes

Req.6 Factory Configuration

The supplier shall identify all hardware and software options of the VNA to perform the various measurement modes defined in Req.4. The final price shall include the cost of these options.

Yes

Req.7 Port Power Level Adjustment

The VNA shall allow for the independent adjustment of all port power levels.

Yes

Req.8 Dynamic Range

The VNA shall provide a minimum of 100 dB dynamic range for frequencies above 100 MHz.

Yes

Req.9 Static Frequency Accuracy

The static frequency accuracy of the VNA shall be better than 10 ppm.

Yes

Req.10 Frequency Resolution

The frequency resolution of the VNA shall be less than 5 Hz.

Yes

Req.11 Number of Measurement Points

The maximum number of measurement points provided by the VNA shall be at least 32000.

Yes

Req.12 Measurement Bandwidth

The VNA shall allow for the adjustment of the measurement bandwidth. The minimum adjustment range shall be from 1 Hz to 1 MHz.

Yes

Req.13 Amplitude Measurement Accuracy

The amplitude measurement accuracy of the VNA shall be better than or equal to 1 dB.

Yes

Req.14 Phase Measurement Accuracy

The phase measurement accuracy of the VNA shall be better or equal to 10 degrees.

Yes

Req.15 Trace Stability

The trace stability of the VNA shall be better than 0.02 dB when measured with a 0 dBm source and 1 kHz measurement bandwidth.

Yes

Req.16 Temperature Dependence

The VNA temperature dependence at a frequency of 40 GHz shall be less than 0.1 dB in amplitude and 1 degree in phase, per one Kelvin change in temperature.

Yes

Req.17 Directivity

The directivity of the VNA shall be better than 33 dB.

Yes

Req.18 Source Match

The source match of the VNA shall be better than 30 dB (return loss).

Yes

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Req.19 Source Power Range

The source power range of the VNA shall be at least -40 to 0 dBm.

Yes

Req.20 Harmonics

The VNA shall not produce any harmonic signals that exceed -30 dBc.

Yes

Req.21 Automatic Calibration Kit

The VNA shall include an automatic calibration kit capable of calibrating all ports simultaneously up to at least 18 GHz and over the entire power range of the VNA.

Yes

Req.22 Automatic Calibration Connectors

The automatic calibration kit connectors shall be precision SMA female.

Yes

Req.23 Mechanical Calibration Kit

The VNA shall be supplied with a mechanical short, open, load and through (SOLT) kit capable of calibrating the VNA over the entire frequency range and power levels.

Yes

Req.24 Mechanical Calibration Kit Connectors

The mechanical calibration kit connectors shall be 2.92 mm female.

Yes

Req.25 WR159 Waveguide Calibration Kit

The VNA shall be supplied with a WR159 waveguide (TRL) calibration kit, capable of calibrating the VNA from 4.64 GHz – 7.05 GHz and over the VNA’s entire power level range.

Note:

Suggested kit: Flann P/N: 13703-12044 CPR159F-PF

Yes



Note:

Suggested calibration kit: Flann P/N: 15703-AA CPR112F-PF

Yes

Req.27 Waveguide Calibration Kit Connectors

The waveguide calibration kits shall have female connectors of the precision SMA or 2.92 mm type.

Yes

Req.28 Waveguide Calibration Kit Content

The waveguide calibration kits shall include as a minimum the following items:

Two waveguide to Coaxial Adapters

Two fixed terminations

Two flush shorts

One quarter-wavelength offset

One waveguide section

Data storage media with calibration files

One torque driver

One set of flange bolts

One set of precision flange dowels

Yes

Req.29 Test Cables

The VNA shall include flexible precision test cables and connectors for all ports of the VNA.

Yes

Req.30 Connectors

The VNA test cables shall terminate in 2.92 mm male connectors.

Yes

Req.31 Connector Savers

The VNA shall include four of the following connector savers:

2.92 mm female to precision SMA male

2.92 mm female to 2.92 mm male

Yes

Req.32 Spares

The following spares shall be included:

Two test cables as defined in Req.29

Four 2.92 mm female to precision SMA male connector savers as defined in Req.31

Four 2.92 mm female to 2.92 mm male connector savers as defined in Req.31

Yes

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Req.33 User Measurement Interfaces

The VNA shall include all user measurement interfaces required to perform measurements of components and systems defined in requirement Req.4.

Yes

Req.34 Operating System

The VNA operating system shall be either Linux (preferred) or Windows.

Yes

Req.35 Standalone unit

The VNA shall be a self-contained, standalone test equipment unit that does not require additional external user interface components such a keyboard, mouse or display for an operator to perform measurements defined in Req.4.

Yes

3.2 INTERFACE REQUIREMENTS

Req. ID


Req.I.1 Power

The VNA power interface shall be 220 Vac. All power cables shall be included.

Yes

Req.I.2 UPS

The VNA shall include an uninterrupted power supply (UPS) unit that will ensure safe powering down of the VNA during power failures and prevent damage to the VNA as a result of power surges.

Yes

Req.I.3 LAN

The VNA shall provide a 1000 BASE-T network interface that can be used for control, monitoring and transferring of measurement data.

Yes

Req.I.4 USB

The VNA shall provide at least 3 USB interfaces that can be used to connect a mouse, keyboard and storage device.

Yes

Req.I.5 Carrying Handles

The VNA shall include carrying handles for safe movement of the VNA.

Yes

3.3 ENVIRONMENTAL CONDITIONS

Req. ID


Req.E.1 Operational Temperature Range

The VNA shall meet all performance requirements over a temperature range of 25 °C ± 15 °C.

Yes

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3.4 INTEGRATED LOGISTICS SUPPORT

Req. ID


Req.S.1 Calibration Plan

The VNA supplier shall submit a calibration plan that will cover the calibration of the VNA for 5 years from date of delivery. The calibration plan shall as a minimum include the following:

Calibration interval of all VNA parts

Description of what needs to be included in the calibration i.e. must the calibration kit and VNA be calibrated at the same time.

Location of calibration facility

Turn-around time

Price schedule

The calibration pricing schedule shall be included in the overall tender quote.

Note:

Preference will be given to calibration methods that are less disruptive to instrument use. In this regard, the preferred solution is on-site calibration, followed by calibration service availability in South Africa. Alternative calibration methods that limit instrument downtime may also be proposed.

Yes

Req.S.2 Warranty

The supplier shall provide a minimum of 5 years’ onsite warranty.

Suppliers shall present all warranty options as part of their tender submission.

Yes

Req.S.3 Delivery

The supplier shall deliver the VNA at the SARAO premises in Cape Town, South Africa.

Yes

Req.S.4 Set to work

The supplier shall perform an onsite set to work and demonstration of the VNA.

Yes

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4 COMPLIANCE MATRIX

Req. ID

Name & Description Comply

Yes/No

Reference documentation

Req.1 Frequency Range

The minimum frequency range of the VNA shall be 10 MHz to 40 GHz.

Req.2 Number of Ports

The VNA shall have a minimum of four measurement ports. All measurement ports shall provide source functionality.

Req.3 Port Impedance

The port impedance of the VNA shall be 50 ohm.

Req.4 Measurement Modes

The VNA shall as a minimum provide the following measurement modes:

● Full S-parameter network analysis

● Mixer measurement modes

● Power sweep mode

● Time domain mode with time gating filters

● Balanced port measurements

Req.5 External Components

The supplier shall identify and supply all external components, if any, required to perform each of the measurement modes defined in Req.4.

Req.6 Factory Configuration

The supplier shall identify all hardware and software options of the VNA to perform the various measurement modes defined in Req.4. The final price shall include the cost of these options.

Req.7 Port Power Level Adjustment

The VNA shall allow for the independent adjustment of all port power levels.

Req.8 Dynamic Range

The VNA shall provide a minimum of 100 dB dynamic range for frequencies above 100 MHz.

Req.9 Static Frequency Accuracy

The static frequency accuracy of the VNA shall be better than 10 ppm.

Req.10 Frequency Resolution

The frequency resolution of the VNA shall be less than 5 Hz.

Req.11 Number of Measurement Points

The maximum number of measurement points provided by the VNA shall be at least 32000.

Req.12 Measurement Bandwidth

The VNA shall allow for the adjustment of the measurement bandwidth. The minimum adjustment range shall be from 1 Hz to 1 MHz.

Req.13 Amplitude Measurement Accuracy

The amplitude measurement accuracy of the VNA shall be better or equal to 1 dB.

Req.14 Phase Measurement Accuracy

The phase measurement accuracy of the VNA shall be better than or equal to 10 degrees.

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Req.15 Trace Stability

The trace stability of the VNA shall be better than 0.02 dB when measured with a 0 dBm source and 1 kHz measurement bandwidth.

Req.16 Temperature Dependence

The VNA temperature dependence at a frequency of 40 GHz shall be less than 0.1 dB in amplitude and 1 degree in phase, per one Kelvin change in temperature.

Req.17 Directivity

The directivity of the VNA shall be better than 33 dB.

Req.18 Source Match

The source match of the VNA shall be better than 30 dB (return loss).

Req.19 Source Power Range

The source power range of the VNA shall be at least -40 to 0 dBm.

Req.20 Harmonics

The VNA shall not produce any harmonic signals that exceed -30 dBc.

Req.21 Automatic Calibration Kit

The VNA shall include an automatic calibration kit capable of calibrating all ports simultaneously up to at least 18 GHz and over the entire power range of the VNA.

Req.22 Automatic Calibration Connectors

The automatic calibration kit connectors shall be precision SMA female.

Req.23 Mechanical Calibration Kit

The VNA shall be supplied with a mechanical short, open, load and through (SOLT) kit capable of calibrating the VNA over the entire frequency range and power levels.

Req.24 Mechanical Calibration Kit Connectors

The mechanical calibration kit connectors shall be 2.92 mm female.



Note:

Suggested kit: Flann P/N: 13703-12044 CPR159F-PF



Note:

Suggested calibration kit: Flann P/N: 15703-AA CPR112F-PF

Req.27 Waveguide Calibration Kit Connectors

The waveguide calibration kits shall have female connectors of the precision SMA or 2.92 mm type.

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Req.28 Waveguide Calibration Kit Content

The waveguide calibration kits shall include as a minimum the following items:

Two waveguide to Coaxial Adapters

Two fixed terminations

Two flush shorts

One quarter-wavelength offset

One waveguide section

Data storage media with calibration files

One torque driver

One set of flange bolts

One set of precision flange dowels

Req.29 Test Cables

The VNA shall include flexible precision test cables and connectors for all ports of the VNA.

Req.30 Connectors

The VNA test cables shall terminate in 2.92 mm male connectors.

Req.31 Connector Savers

The VNA shall include four of the following connector savers:

2.92 mm female to precision SMA male

2.92 mm female to 2.92 mm male

Req.32 Spares

The following spares shall be included:

Two test cables as defined in Req.29

Four 2.92 mm female to precision SMA male connector savers as defined in Req.31

Four 2.92 mm female to 2.92 mm male connector savers as defined in Req.31

Req.33 User Measurement Interfaces

The VNA shall include all user measurement interfaces required to perform measurements of components and systems defined in requirement Req.4.

Req.34 Operating System

The VNA operating system shall be either Linux (preferred) or Windows.

Req.35 Standalone unit

The VNA shall be a self-contained, standalone test equipment unit that does not require additional external user interface components such a keyboard, mouse or display for an operator to perform measurements defined in Req.4.

Req.I.1 Power

The VNA power interface shall be 220 Vac. All power cables shall be included.

Req.I.2 UPS

The VNA shall include an uninterrupted power supply (UPS) unit that will ensure safe powering down of the VNA during power failures and prevent damage to the VNA as a result of power surges.

Req.I.3 LAN

The VNA shall provide a 1000 BASE-T network interface that can be used for control, monitoring and transferring of measurement data.

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Req.I.4 USB

The VNA shall provide at least 3 USB interfaces that can be used to connect a mouse, keyboard and storage device.

Req.I.5 Carrying Handles

The VNA shall include carrying handles for safe movement of the VNA.

Req.E.1 Operational Temperature Range

The VNA shall meet all performance requirements

over a temperature range of 25 °C ± 15 °C.

Req.S.1 Calibration Plan

The VNA supplier shall submit a calibration plan that will cover the calibration of the VNA for 5 years from date of delivery. The calibration plan shall as a minimum include the following:

Calibration interval of all VNA parts

Description of what needs to be included in the calibration i.e. must the calibration kit and VNA be calibrated at the same time.

Location of calibration facility

Turn-around time

Price schedule

The calibration pricing schedule shall be included in the overall tender quote.

Note:

Preference will be given to calibration methods that are less disruptive to instrument use. In this regard, the preferred solution is on-site calibration, followed by calibration service availability in South Africa. Alternative calibration methods that limit instrument downtime may also be proposed.

Req.S.2 Warranty

The supplier shall provide a minimum of 5 years’ onsite warranty.

Suppliers shall present all warranty options as part of their tender submission.

Req.S.3 Delivery

The supplier shall deliver the VNA at the SARAO premises in Cape Town, South Africa.

Req.S.4 Set to Work

The supplier shall perform an onsite set to work and demonstration of the VNA.

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5 APPENDIX A: COAR

index pg paragraph comment name Status

3.1 7 Req. #11 SG to provide feedback with regards to Amplitude Measurement Accuracy Salvatore Done

3.1 7 Req. #12 SG to provide feedback with regards to Phase Measurement Accuracy Salvatore Done

3.1 8 Req. #19 SG to forward info with regards to Waveguide Calibration Kit Salvatore Done

1.2 5 Table 1

Add use case: Measurement and characterisation of PCB structures using connectorised test PCB's. De-embedding of S-parameters. Up to 40 GHz. Francois Done

3.4 10 Req Table

Replace "Preference will be given to suppliers that provide on-site calibration. Preference will also be given to suppliers that provide calibration within South Africa." with something like: "Preference will be given to calibration methods that are less disruptive to instrument use. In this regard, the preferred solution is on-site calibration, followed by calibration service availability in South Africa. Alternative calibration methods that limit instrument downtime may also be proposed." Francois Done

3.1 8 Req.21

Change (add _at least_): "Automatic calibration kit The VNA shall include an automatic calibration kit capable of calibrating all ports simultaneously up to _at least_ 26 GHz frequency and over the entire power range of the VNA." Francois Done

3.1 8 Req.22 "precision SMA (or compatible)"? Francois

Done. Changed frequency of calibration to 18GHz.

3.1 8 Req.23

Suggest change to: "The VNA shall be supplied with a mechanical short, open, load and through (SOLT) kit capable of calibrating the VNA over the entire frequency and power range. Francois Done

3.1 8 Req. 25

Split into 2 requirements. One of WR159 flange, and one for WR112 flange. Requirement for WR159: The VNA shall be supplied with a WR159 waveguide (TRL) calibration kit, capable of calibrating the VNA from 4.64 GHz – 7.05 GHz and over the VNA’s entire power level range. (Flann P/N: 13703-12044 CPR159F-PF seems the best price vs performance from quotes we received, detailed specs below) Requirement for WR112: The VNA shall be supplied with a WR112 waveguide (TRL) calibration kit, capable of calibrating the VNA from 6.58 GHz – 10.00 GHz and over the VNA’s entire power level range. (Flann P/N: 15703-AA CPR112F-PF seems the best price vs performance from quotes we received, detailed specs below)

Salvatore Done

3.1 8 Req. 26

Split into 2 requirements. One of WR159 flange, and one for WR112 flange. Requirement for WR159: "The waveguide calibration kits shall have female connectors of the precision SMA or 2.92 mm type." Requirement for WR112: "The waveguide calibration kits shall have female connectors of the precision SMA or 2.92 mm type." Salvatore Done

4 11 Req. 25

Split into 2 requirements. One of WR159 flange, and one for WR112 flange. Requirement for WR159: The following shall be provided in the WR159 Waveguide Calibration Kit 1. 2 x Waveguide to Coaxial Adapters 2. 2 x Fixed Terminations 3. 2 x Flush Shorts 4. 1 x Quarter-Wavelength Offset 5. 1 x Waveguide Section 6. 1 x Data Storage Media with Calibration Files 7. 1 x Torque Driver Salvatore Done

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8. 1 x Set of Flange Bolts 9. 1 x Set of Precision Flange dowels 10. 1 x Case for Kit Requirement for WR112: The following shall be provided in the WR112 Waveguide Calibration Kit 1. 2 x Waveguide to Coaxial Adapters 2. 2 x Fixed Terminations 3. 2 x Flush Shorts 4. 1 x Quarter-Wavelength Offset 5. 1 x Waveguide Section 6. 1 x Data Storage Media with Calibration Files 7. 1 x Torque Driver 8. 1 x Set of Flange Bolts 9. 1 x Set of Precision Flange dowels 10. 1 x Case for Kit

4 11 Req. 26

Split into 2 requirements. One of WR159 flange, and one for WR112 flange. Requirement for WR159: "The waveguide calibration kits shall have female connectors of the precision SMA or 2.92 mm type." Requirement for WR112: "The waveguide calibration kits shall have female connectors of the precision SMA or 2.92 mm type." Salvatore

Flann P/N: 13703-12044 CPR159F-PF Specification WR159 Waveguide Calibration Kit

Frequency Range: 4.64 – 7.05 GHz Scope of Supply: 1. 2 x Waveguide to Coaxial Adapters a. Aperture Tolerance: ± 35 um b. VSWR: ≤ 1.1:1 c. Connector Type: Precision SMA or 2.92 mm 2. 2 x Fixed Terminations a. VSWR: ≤ 1.01:1 3. 2 x Flush Shorts a. Flatness: ≤ 20 um 4. 1 x Quarter-Wavelength Offset a. Nominal Length: 17.074 mm b. Nominal Length Tolerance: ± 0.1 mm c. Measured Length Tolerance: ± 50 um 5. 1 x Waveguide Section a. Nominal Length: 273 mm b. Nominal Length Tolerance: ± 0.1 mm c. Measured Length Tolerance: ± 50 um 6. 1 x Data Storage Media with Calibration Files 7. 1 x Torque Driver 8. 1 x Set of Flange Bolts 9. 1 x Set of Precision Flange dowels 10. 1 x Case for Kit

Flann P/N: 15703-AA CPR112F-PF Specification WR112 Waveguide Calibration Kit

Frequency Range: 6.58 – 10.00 GHz Scope of Supply: 1. 2 x Waveguide to Coaxial Adapters a. Aperture Tolerance: ± 30 um b. VSWR: ≤ 1.1:1 c. Connector Type: Precision SMA or 2.92 mm 2. 2 x Fixed Terminations a. VSWR: ≤ 1.01:1 3. 2 x Flush Shorts a. Flatness: ≤ 20 um 4. 1 x Quarter-Wavelength Offset a. Nominal Length: 12.032 mm b. Nominal Length Tolerance: ± 0.1 mm c. Measured Length Tolerance: ± 35 um 5. 1 x Waveguide Section a. Nominal Length: 192 mm

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b. Nominal Length Tolerance: ± 0.1 mm c. Measured Length Tolerance: ± 70 um 6. 1 x Data Storage Media with Calibration Files 7. 1 x Torque Driver 8. 1 x Set of Flange Bolts 9. 1 x Set of Precision Flange dowels 10. 1 x Case for Kit

SSA4701-0000-001_VNA_Requirements_SpecificationAdobe Sign Document History 09/11/2018

Created: 09/10/2018

By: Sias Malan ([email protected])

Status: Signed

Transaction ID: CBJCHBCAABAAs-nvFOQ7Ol5psyFZo8Udg-HTX3vgt41h

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