Evaluation_Checklist_Oscilloscope_Final.docx

EVALUATION CHECKLIST

Will be released with RFP as an aid for the Contractor to Quality Check their Proposal

Definitions of all requirements shall be found in the Calibration Standard Specification (CSS) 02-2251A Ver. APR 2016 and the SOW for N68335-16-R-0155

Order of Preference for Evaluation Purposes:

1. CSS 02-2251A Ver APR 2016

2. SOW N68335-16-R-0155

The information in this Evaluation Checklist is taken from the two reference documents. In the event of a discrepancy between the reference documents and this checklist, the reference documents are the governing specifications and requirements.

Circle One

CSS 02-2251, Ver. APR 2016 Paragraph #.

· shall include an IEEE 488.2 General Purpose Interface Bus conforming to IEC 60488-2:2004/IEEE 488.2-1992 or an adapter to convert the digital interface to IEEE 488.2 with all of the functionality of IEEE 488.2.

· programmable capability to control each device function including all

· ranges,

· modes,

· levels.

· Control of the device without the need for any proprietary drivers or software.

· Syntax and style of programming commands shall conform to the Standard Commands for Programmable Instruments (SCPI).

· Primary power control and other non-measurement functions need not be controllable through the digital interface.

Acceptable / Unacceptable

· 120 Vrms,

· Single-phase 50 Hz and 60 Hz,

· A maximum power not to exceed 500 watts Acceptable / Unacceptable

· The steady-state voltage tolerance shall be ±10%;

· The steady-state frequency tolerance shall be ±5% Acceptable / Unacceptable

· Channel Name. Each of the 4 input channels shall be named distinctly.

· On/off Control. Each of the 4 input channels shall be settable to on or off independently.

· Analog Bandwidth. The analog bandwidth of each of the 4 input channels shall be from DC to 500 MHz.

· Limited Bandwidths. The oscilloscope shall be equipped with controls to set the upper limit of the bandwidth of each of the 4 input channels to some values less than the 500 MHz.

· Connector Type. Each of the 4 input channels shall have a BNC-female connector mounted on the oscilloscope front panel.

· Input Impedance. The input impedance of each of the 4 input channels shall be settable to either 50 Ω ± ≤1.5% or 1 MΩ ± ≤1%.

· Input Coupling. The input coupling of each of the 4 input channels shall be settable to either DC or AC.

· Color-coded Displayed Waveform. The displayed waveform of each input channel shall be coded with a distinct color.

Acceptable / Unacceptable

· Touchscreen Requirement - display shall be a touchscreen.

· Voltage-versus-Time Display - capable of displaying voltage versus time, customarily called YT display, of the waveform(s) of up to 4 input-on channels on a graticule with 8 or 10 vertical voltage divisions versus 10 horizontal time divisions.

· XY Display - capable to display the voltage of the input signal into a channel versus the voltage of the input signal into another channel, customarily called XY display, on a square graticule where the physical length of a voltage unit on the horizontal X axis equals to the physical length of a voltage unit on the vertical Y axis. At least one of the 4 input channels shall be designed to drive the horizontal X axis and another one of the 4 input channels shall be designed to drive the vertical Y axis, respectively.

· Display Persistence of the displayed waveform(s) shall be settable to infinite or off.

· Display Intensity of the displayed waveform(s) shall be settable from ≤10% to 100%.

· Zoom Requirement capable of displaying a zoom of a portion of a display waveform. The zoom function shall be performed either horizontally or vertically or both. The vertical zoom factor shall be settable from 1 to at least 100. The horizontal zoom factor shall be settable from 1 to at least 1000.

Acceptable / Unacceptable

· Horizontal Bar Cursor Shape. Each of the 2 horizontal bar cursors shall be a horizontal straight line stretching from the leftmost to the rightmost of the display screen.

· Horizontal Bar Cursor Movement - equipped with controls to move each of the 2 horizontal bar cursors independently between the top and the bottom of the display screen.

· Cursor Voltage Display - display the voltage level of each of the 2 displayed horizontal bar cursors.

· Vertical Bar Cursor Shape - Each of the 2 vertical bar cursors shall be a vertical straight line stretching from the top to the bottom of the display screen.

· Vertical Bar Cursor Movement - controls to move each of the 2 vertical bar cursors independently between the leftmost and the rightmost of the display screen.

· Cursor Time Display - display the time interval from each of the 2 display vertical bar cursors to the trigger point.

Acceptable / Unacceptable

· Minimum Vertical Sensitivity Setting. The minimum value of vertical sensitivity settings shall be ≤1 mV/division.

· Maximum Vertical Sensitivity Setting. For input impedance of 50 Ω, the maximum value of vertical sensitivity settings shall be 1 V/division. For the input impedance of 1 MΩ, the maximum value of vertical sensitivity settings shall be 10 V/division.

· Vertical Sensitivity Setting Sequence. The vertical sensitivity shall be settable using either control items displayed on the touchscreen or a knob.

· Vertical Position Range. The vertical position range shall be from ≤-4 to ≥+4 vertical divisions for the oscilloscope with 8 vertical-division display and from ≤-5 to ≥+5 vertical divisions for the oscilloscope with 10 vertical-division display.

· Vertical Offset Range. The vertical offset range shall be from ≤-4 to ≥+4 vertical divisions for the oscilloscope with 8 vertical-division display and

· ≤-5 to ≥+5 vertical divisions for the oscilloscope with 10 vertical-division display.

· DC Gain Accuracy. The DC gain accuracy with both vertical position and vertical offset set to 0 V shall be ±≤2.0% of setting for the vertical sensitivities from 1 mV/div to 10 V/div.

· Vertical Setting Display Requirement. The oscilloscope shall display, at a minimum, the following current settings of each input-on channel on the screen: V/division, impedance, coupling.

Acceptable / Unacceptable

· Minimum Horizontal Scale Setting. The minimum value of horizontal settings shall be ≤ 1 ns/division.

· Maximum Horizontal Scale Setting. The maximum value of horizontal settings shall be ≥10 s/division.

· Horizontal Scale Setting Sequence. The horizontal scale shall be settable using either control items displayed on the touchscreen or a knob.

· Timebase Accuracy. The oscilloscope timebase accuracy shall be better than or equal to ±10 ppm.

· Timebase Reference Input. The oscilloscope shall be equipped with an external timebase reference input to connect and synchronize the oscilloscope internal timebase with a 10-MHz external one. The timebase reference input shall have a BNC female connector.

· Horizontal Position Control. The horizontal position control shall be able to move the displayed waveform, simulating continuous movement, up to at least 5 horizontal divisions either to the left or to the right of the screen center (often called the reference point of the displayed waveform).

· Horizontal Setting Display Requirement. The oscilloscope shall display the current time/division setting on the screen.

Acceptable / Unacceptable

· Real-time Sample Rate. The input signal into each of the 4 input channels shall be sampled by an analog-to-digital converter (ADC) whose real-time sample rate shall be at least 5 Gsamples/s per channel regardless of the number of channels being turned on.

· Waveform Arithmetic. The oscilloscope shall be equipped with controls to select, at a minimum, average and envelope arithmetic techniques.

· Acquisition Setting Display Requirements. The oscilloscope shall display at least the following current acquisition settings on the screen: record length, either real-time sample rate, interpolated sample rate, decimated sample rate and/or resolution (resolution = 1 / sample rate).

· Sample Rate Control. The oscilloscope shall be equipped with controls to keep the sample rate equal to the real-time sample rate and independent from the horizontal scale setting from ≤ 20 ns/division to ≥50 μs/division.

· Acquisition Memory Depth (or Maximum Record Length). The acquisition memory depth (or maximum record length) shall be at least 40 MSamples for 1 on channel, 20 MSamples for 2 on channels, 10 MSamples for 3 or 4 on channels.

Acceptable / Unacceptable

· normal where the oscilloscope is triggered by an external signal, or

· auto where the oscilloscope uses an internal timer to force a trigger after some time interval in which no trigger occurs.

Acceptable / Unacceptable

· Input Channel Trigger Characteristics. When used as an external trigger source, the characteristics of any of the 4 input channels shall be as specified in 3.16.1 Input Channels.

· Input Channel Trigger Type. The oscilloscope shall be equipped with controls to set the trigger type of each of the 4 input channels at least to edge.

· Input Channel Trigger Slope. The oscilloscope shall be equipped with controls to set the trigger slope of each of the 4 input channels to either positive (rising edge) or negative (falling edge).

· Input Channel Trigger Level. The oscilloscope shall be equipped with controls to set the trigger level of each of the 4 input channels at least from -4 to +4 vertical divisions from the center of the display screen for the oscilloscope with 8 vertical-division display and -5 to +5 vertical divisions from the center of the display screen for the oscilloscope with 10 vertical-division display.

Acceptable / Unacceptable

· External Trigger Input Bandwidth - analog bandwidth shall be from DC to at least 250 MHz.

· Connector Type - Input shall be with a BNC female connector.

· External Trigger Input Impedance. 50 Ω and/or 1 MΩ. May be selectable to either.

· External Input Trigger Type - controls to set the trigger type of the external trigger input to edge.

· External Input Trigger Slope - controls to set the trigger slope of the external trigger input to either positive (rising edge) or negative (falling edge).

· External Input Trigger Level - controls to set the trigger level of the external trigger input at least from -4 V to +4 V.

· External Trigger Input Coupling - input shall be DC.

Acceptable / Unacceptable

· one event (often called A-only where the oscilloscope acquires and displays the input signal after one valid trigger), or

· two events (often called A-then-B where the first event arms the oscilloscope trigger circuit and the second event triggers the oscilloscope) Acceptable / Unacceptable

· A-only Trigger Source - In A-only sequence, the trigger source shall be any of those described in step 3.16.6.2 External Trigger Sources.

· A-only Trigger Characteristics. The characteristics of the A-only trigger sources shall be as described in 3.16.6.2.1 Input Channel Trigger and 3.16.6.2.2 External Input Trigger.

Acceptable / Unacceptable

· A-then-B Trigger Sources. In A-then-B sequence, the A-event source and the B-event source shall be any of the 4 input channels.

· A-then-B Trigger Characteristics. The characteristics of the A-then-B trigger sources shall be as described in 3.16.6.2.1 Input Channel Trigger.

· A-then-B Delay by Time. In A-then-B sequence, the oscilloscope shall be equipped with controls to set a time delay following the A-event before the B-event can trigger.

· A-then-B Delay by Events. In A-then-B sequence, the oscilloscope shall be equipped with controls to set a number of B-events to be ignored following the A-event before the B-event can trigger.

Acceptable / Unacceptable

· Measurement Region - controls to set an automatic measurement function, as applicable, to perform on either the whole displayed waveform or gated region (a portion of the displayed waveform between the 2 vertical bar cursors).

· Measurement Statistics - controls to perform and display the statistical maximum, statistical minimum and statistical mean of a specified number of measurements. The number of measurements shall be settable from 2 to at least 32768.

· High - control to be set to the High measurement function that automatically measures and displays the voltage level at the top of the displayed waveform or gated region.

· Low - control to be set to the Low measurement function that automatically measures and displays the voltage level at the bottom of the displayed waveform or gated region.

· Amplitude - control to be set to the Amplitude measurement function that automatically measures and displays the difference of the High minus the Low.

· Maximum - control to be set to the Maximum measurement function that automatically measures and displays the highest voltage level of the displayed waveform or gated region.

· Minimum - control to be set to the Minimum measurement function that automatically measures and displays the lowest voltage level of the displayed waveform or the gated region.

· Peak-to-Peak - control to be set to the peak-to-peak measurement function that automatically measures and displays the difference of the Maximum minus the Minimum of the displayed waveform or gated region.

· RMS - control to be set to the RMS measurement function that automatically measures and displays the root-mean-square voltage of the displayed waveform or gated region.

· Positive Overshoot - controls to perform the positive overshoot measurement which is equal to [(Maximum - High) / Amplitude] x 100%.

· Negative Overshoot - controls to perform the positive overshoot measurement which is equal to [(Low - Minimum) / Amplitude] x 100%.

· Rise Time - control to be set to the rise time measurement function that automatically measures and displays the time required for the leading edge of the first pulse in the displayed waveform or gated region to rise from the low reference value (default = 10%) to the high reference value (default = 90%) of the pulse amplitude.

· Fall Time - control to be set to the Fall time measurement function that automatically measures and displays the time required for the leading edge of the first pulse in the displayed waveform or gated region to fall from the high reference value (default = 90%) to the low reference value (default = 10%) of the pulse amplitude.

· Period - control to be set to the Period measurement function that automatically measures and displays the time required to complete the first cycle in the displayed waveform or gated region.

· Frequency - control to be set to the Frequency measurement function that automatically measures and displays the frequency of the first cycle in the displayed waveform or gated region.

· Positive Pulse Width - control to be set to the Positive pulse width measurement function that automatically measures and displays the time interval between the reference (default 50%) amplitude points of first positive pulse cycle in the displayed waveform or gated region.

· Negative Pulse Width - control to be set to the Negative pulse width measurement function that automatically measures and displays the time interval between the reference (default 50%) amplitude points of first negative pulse cycle in the displayed waveform or gated region.

· Positive Duty Cycle - control to be set to the Positive duty cycle measurement function that automatically measures and displays the ratio expressed as a percentage of the positive pulse width to the period of the first cycle in the displayed waveform or gated region.

· Negative Duty Cycle - control to be set to the Negative duty cycle measurement function that automatically measures and displays the ratio expressed as a percentage of the negative pulse width to the period of the first cycle in the displayed waveform or gated region.

· Delay - control to be set to the Delay measurement function that automatically measures and displays the time interval between the reference (default 50%) amplitude points of two specified edges.

· Burst Width - control to be set to the Burst width measurement function that automatically measures and displays the duration of one burst measured from the first edge to the last edge.

· Reference Level. For the time measurements described in steps 3.16.7i Rise Time through 3.16.7u Burst Width, the oscilloscope shall be equipped with a control to set the reference voltage levels of the beginning point and the end point of the measured time interval.

Acceptable / Unacceptable

· Channel Invert. The oscilloscope shall be equipped with a control to be set to the channel invert function that calculates and displays a waveform resulting from multiplying -1 with a designated waveform.

· Channel Addition. The oscilloscope shall be equipped with a control to be set to the channel addition function that calculates and displays a waveform resulting from adding the amplitudes of the corresponding data points of two different waveforms.

Acceptable / Unacceptable

· Delivered with four 10X passive voltage probes and two 1X passive voltage probes.

· The bandwidth of the 10X probes shall be from DC to 500 MHz.

· The bandwidth of the 1X probes shall be from DC to at least 15 MHz.

· Probe Compensation Output – equipped with a probe compensation output whose connectors are compatible with the Probe Requirements specified above.

· Probe Compensation Facilities – equipped with probe compensation facilities that provide connection and test signals, set up, process, and display of the probe compensation results.

Acceptable / Unacceptable

· Provided with the manufacturer's standard commercial warranty.

· The minimum acceptable duration for such a warranty is one (1) year.

Acceptable / Unacceptable

· Perform and display self-test information.

· Indicate if the oscilloscope is operating within the performance specification.

· If exceeds the performance specification bounds, shall display the information identifying the associated lowest replaceable unit (LRU) failure causing the malfunction.

· Refer to MIL-PRF-28800F paragraph 6.5.2.26 Self-test for the definition of self-test.

Acceptable / Unacceptable

· Preventive maintenance shall not require more than 15 minutes per a 30-day period.

· Preventive maintenance shall not require breaking of the oscilloscope seams where calibration seals would normally be placed.

Acceptable / Unacceptable

· Accessibility for Maintenance – designed to ensure that any necessary maintenance access can be accomplished utilizing ordinary tools. Constructed so that no damage to any component shall occur and no permanent distortion to any structural member shall be caused during maintenance and calibration (performance verification and adjustment/alignment).

· Maintenance and Calibration Aids – If required, circuit board extenders, special adapters, special tools, and patch or interface cables required for maintenance or calibration shall be provided with each oscilloscope. They shall be identified as a set with a unique part number. Stowage shall be in a reusable pouch or container.

· Accessibility for Repair – Designed so that Shop Repairable Assemblies (SRAs) can be removed without removing other hardwired subassemblies or components. There shall be no need to unsolder cables or interconnecting wiring to remove SRAs. Assemblies designed primarily to distribute power and signals to other components are excluded from this requirement. When troubleshooting/repair information is provided and access to both sides of SRAs is necessary, the design of the oscilloscope shall facilitate this directly or through extender cards.

· Adjustment/Alignment – provided with any necessary instructions/software (to include programming commands, if not explicitly company proprietary and non-releasable to the Navy or any other commercial customer) needed to adjust/align the oscilloscope so that the oscilloscope meets its performance specifications after repair or due to the oscilloscope failing performance verification.

· Accessibility for Adjustment – Permit adjustments of components that are changeable without removing any component, printed circuit cards, or subassembly. The use of extender cards is permitted. (Example: Access will be provided to potentiometers that control the accuracy of specified parameters.)

· Alignment Instructions/Software – If alignment data stored in memory (example: EEPROM, data files, DACs, etc.) that is necessary for the oscilloscope to meet its performance specification and modification of this alignment data is necessary after repair or a calibration failure, the oscilloscope shall be designed and information provided so that the alignment can be performed by the Navy.

· This alignment information provided shall include any necessary software (preferably software commands) usable via any allowable communications interface specified in this document, e.g. IEEE-488 data bus, and usage instructions required to perform an alignment (to include any necessary setup instructions/software commands to put the oscilloscope into the alignment mode, instructions/software commands necessary to gather new alignment data, along with any software algorithms required to format the alignment data into the appropriate data required by the oscilloscope, and any instructions/software commands necessary to reprogram the oscilloscope with the new alignment data).

· If the alignment software operates with external calibration standards, it shall be able to use existing Navy calibration standards that meet all necessary minimum performance requirements to satisfy a traceable calibration without modification. Otherwise, the manufacturer shall supply the explicit instructions/software commands and any necessary algorithms for the Navy to develop its own organic alignment support using existing Navy calibration standards.

Acceptable / Unacceptable

· Requirements as specified below in 3.18.1 Calibration Certificate through 3.18.3 Calibration Procedure.

· Calibration refers to the process of comparing a test instrument with a calibration standard to determine the indicated error at specified test points.

· Alignment refers to the process of characterizing and adjusting a test instrument to cause the test instrument to indicate within its specified accuracy limits Acceptable / Unacceptable

· The oscilloscope shall have a current calibration certificate,

· with a calibration data sheet, traceable to the National Institute of Standards and Technology (NIST).

Acceptable / Unacceptable

· The minimum interval between calibrations shall be 12 months.

· At the end of this interval, a minimum of 85 percent of the units shall remain in tolerance.

· The manufacturer shall provide historical data to support the oscilloscope calibration interval.

Acceptable / Unacceptable

· Under normal use and operation the oscilloscope does not fail within 1500 hours of operation with a statistical certainty of 95%.

· Must maintain an 85% in tolerance condition for a period of one year. Manufacturer shall provide a summary of maintenance or warranty records to establish the validity of the statistical assertions.

· If records of the actual oscilloscope model offered are not available,

· records from a similar model may be substituted.

· reasonably establish the claim that the offered equipment shall provide reliability similar to the model used to provide substitute records.

Acceptable / Unacceptable

· Warranty label that reflects the start and end dates of the warranty.

· Warranty shall be a minimum of one (1) year.

Acceptable/ Unacceptable

SOW N68335-16-R-0155

Paragraph #

· A statement of copyright release for reproduction of technical manuals for government use shall be printed in the first two pages of each technical manual.

· If an existing manual is provided, the statement of copyright release for reproduction and/or government restricted website posting shall be permanently incorporated into the manuals (printed and/or electronic versions).

Acceptable/ Unacceptable

· Depending on the standard commercial practice, issued by the Original Equipment Manufacturer (OEM).

· All Certificates of Calibration/ Conformance IAW CDRL A001.

Acceptable/ Unacceptable

Throughout the performance of this IDIQ, to include the warranty period for units ordered in the final year of this IDIQ, the manufacturer shall provide to the Navy notification of:

· any firmware updates,

· instructions on how to perform the update, and

· access via appropriate media transfer method supported by the Navy (e.g. CD-ROM/DVD, Website, email) to firmware updates that fix bugs relating to any of the performance requirements cited in this CSS included in original purchase price.

Acceptable/ Unacceptable

EVALUATOR

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