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Record Playback (Opt 236) 

Allows you to record SA traces and play them back at a 
later time.  You are allowed to change most SA settings 
during a recording. Setting changes are recorded along 
with the traces. 
 
To record a new session: 
Press 

Trace   6 

 then 

Record Playback Setup

 

Then 

New Session

 , 

Recorder Player

, then 

Record

 

Optionally set the following 

Recording Configuration

 

Record Time

  – limits record time. 

 

Record Source

  

– choose where in the FieldFox data 

flow that data is recorded.  RawMeas is easiest. 

 

Record Interval

 – sets the amount of time to wait 

between individual trace recordings. 

 

Segment Count

 – sets the number of traces to 

record. 

 

FreqMaskTrigger

 – sets the power level which will 

trigger a recording.  

To play a session:  
Press 

Recall Session

 select a session, press 

Open

Then 

Recorder Player

 then 

Play

.

 

Run/Hold

 can be used to Pause and Resume during 

Record or Playback. 
The maximum recording time is determined largely by 
the amount of available memory.  To maximize recording 
time, select 

Storage Device

 then 

USB

 (flash drive) or 

SD Card

 

 

Summary of Contents for FieldFox N9927-90002

Page 1: ...n and LED 1 Battery Usage 2 Measure Return Loss CAT 3 Measure 1 Port Cable Loss CAT 4 Measure DTF CAT 5 Measure S Parameters NA 6 Multi Trace Configurations NA 8 Calibration CAT NA VVM 9 Spectrum Anal...

Page 2: ...Save files to these devices for quick download to a PC USB Power Sensor For making Power Meter measurements Opt 302 Battery charger or extra battery The Power Button and LED To turn power ON briefly...

Page 3: ...he FieldFox display as much as possible Briefly press the power button to switch to Stand by mode when not being used Press again to restore power All current settings are preserved The FieldFox will...

Page 4: ...UT 2 Select Preset then Preset Returns the FieldFox to known settings 3 Select Mode then CAT Cable and Antenna Test 4 Then Return Loss Default measurement 5 Press Freq Dist and enter Start and Stop fr...

Page 5: ...ss Sweep 3 then Min Swp Time Increase the sweep time until a stable trace is visible on the screen 6 Press Cal 5 then follow the calibration prompts 7 Connect the DUT cable to be tested to the FieldFo...

Page 6: ...to Fault 5 Press Freq Dist then Stop Distance and enter the length of the DUT 6 If a diplexer or other filter is in the measurement path press Meas Setup then select Frequency Mode Bandpass Then pres...

Page 7: ...surement Requires Opt 122 OR Press Trace 6 then Num of Traces then select a Multi trace configuration Learn more on page 8 3 Press Freq Dist then either Start and Stop or Center and Span to enter a fr...

Page 8: ...cale Manually enter a scale per division to view specific areas of the trace Ref Level Manually set the value of the reference line Ref Position Manually set the position of the reference line Values...

Page 9: ...such as format markers and limit lines are applied to the ACTIVE trace in the same manner as when a single trace is present To select a multi trace configuration Press Trace 6 then Num Traces Then ch...

Page 10: ...or Power Level is changed When using a phase stable jumper cable or adapter to connect the DUT to the FieldFox These should be high quality components Press Cal 5 then follow the prompts During a Quic...

Page 11: ...increase with more attenuation then compression DID exist Set the RF Attenuation value at the setting when further increases no longer result in an increase in the displayed power level Set RF Attenu...

Page 12: ...hich allows you to use the arrows to increment the channel number by the specified value 5 Then Back and Center Start or Stop Channel 6 Press Measure 1 then Channel Measurements and choose from the fo...

Page 13: ...e choose where in the FieldFox data flow that data is recorded RawMeas is easiest Record Interval sets the amount of time to wait between individual trace recordings Segment Count sets the number of t...

Page 14: ...ed from the measurement using Offset as follows Select Offset Press Scale Amptd then Offset On Off Then Offset Val Enter a value by which the power meter display is offset A positive value compensates...

Page 15: ...d USB Saves Recalls files to or from a USB Flash drive 2 Then File Type State Saves ALL FieldFox instrument settings and calibration for ALL Modes to an sta file Trace State Saves the current trace al...

Page 16: ...Manufacturing Part Number N9927 90002 Print Date October 1 2014 Supersedes June 12 2012 Keysight Technologies Inc...

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