BK Precision 2522C Instruction Manual Download Page 1

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20 MHz DIGITAL STORAGE/ANALOG

OSCILLOSCOPE

INSTRUCTION

MANUAL

Model 2522C

Summary of Contents for 2522C

Page 1: ...20 MHz DIGITAL STORAGE ANALOG OSCILLOSCOPE INSTRUCTION MANUAL Model 2522C...

Page 2: ...wet 4 Use the time proven one hand in the pocket technique while handling an instrument probe Be particularly careful to avoid contacting a nearby metal object that could provide a good ground return...

Page 3: ...AL STARTING PROCEDURE 14 SINGLE TRACE DISPLAY 14 DUAL TRACE DISPLAY 14 TRIGGERING 15 MAGNIFIED SWEEP OPERATION 17 X Y OPERATION 17 VIDEO SIGNAL OBSERVATION 17 DIGITAL STORAGE OPERATION 17 MAINTENANCE...

Page 4: ...r CRT with large 8 x 10 centimeter viewing area Convenience Trace rotation electrically adjustable from front panel 0 10 90 and 100 markers for rise time measurements DUAL TRACE FEATURES Dual Trace Mo...

Page 5: ...for observing composite video waveforms TV H position can also be used as low frequency reject and TV V position can be used as high frequency reject Variable Holdoff Trigger inhibit period after end...

Page 6: ...oximately 500 kHz Polarity Reversal CH 2 invert Maximum Input Voltage 400 V dc ac peak HORIZONTAL AMPLIFIER Input through channel 1 input X Y mode CH 1 X axis CH2 Y axis Sensitivity Same as vertical c...

Page 7: ...ce Equivalent Time Sampling Bandwidth 20 MHz for repetitive waveforms Dot Joining Linear interpolation between samples Digital Display Modes Roll Stored data and display updated continually Refresh St...

Page 8: ...er cord summed and displayed as a single signal If the Channel 2 POSition PULL INVert control is pulled out the input from channel 2 is subtracted 7 CAL Terminal Terminal provides 0 5 V p p 1 kHz nomi...

Page 9: ...tion Adjusts vertical position of channel 1 trace PULL CHOP When this switch is pulled out in the dual trace mode the channel 1 and channel 2 sweeps are chopped and displayed simultaneously normally u...

Page 10: ...less of the VERTical MODE switch setting ALTernate Selects alternate triggering used in dual trace 19 Time Base TIME DIV Control Provides step selec mode permits each waveform viewed to become its 20...

Page 11: ...N inum normal The holdoff period increases pro gressively with clockwise rotation TRIGger LEVEL Trigger level adjustment determines the point on the triggering waveform where the sweep is trig gered R...

Page 12: ...and SLOW X100 if engaged ROLL mode is applicable only at time base settings of 10 ms div to 0 5 S div 33 SINGLE Pushbutton Engaging this switch enables the single sweep mode of digital storage operati...

Page 13: ...o waveform should result EQUIPMENT PROTECTION PRECAUTIONS The following precautions will help avoid damage to the oscilloscope 1 Never allow a small spot of high brilliance to remain stationary on the...

Page 14: ...red POWER pushbutton 3 A trace should appear on the CRT Adjust the trace brightness with the INTENSITY control and the trace sharpness with the FOCUS control SINGLE TRACE DISPLAY Either channel 1 or c...

Page 15: ...y when first setting up the scope to observe a waveform it provides sweep for wave form observation until other controls can be properly set Once the controls are set operation is often switched back...

Page 16: ...SLOPE control is set to the out position a sweep trigger is developed from the trigger source waveform as it crosses the threshold level in a negative going direction TIME BASE Control Set the Time B...

Page 17: ...g fields of video and 5 ms div for complete frames two interlaced fields of video At most points of measurement a composite video signal is of the polarity that is the sync pulses are negative and the...

Page 18: ...ator goes out Single sweep mode can be used in the presence of very rapidly occurring events even continuous waveforms if desired In that case the period between pushing the RE SET switch and the arri...

Page 19: ...es 1000 ms 1 sec div when this switch is engaged This time base expansion is extremely useful for observing very slow events With it the scope is capable of recording an event up to 500 seconds in dur...

Page 20: ...e Pry fuseholder away from receptacle 3 When reinstalling fuseholder be sure that the fuse is installed so that the correct line voltage is selected see LINE VOLTAGE SELECTION LINE VOLTAGE SELECTION T...

Page 21: ...skills and test equipment required for instrument repair and calibration many customers prefer to rely upon B K Precision for this service To use this service even if the oscilloscope is no longer un...

Page 22: ...sured at the fastest sweep speed and using X10 magnification This sweep rate is 10 ns div A rise time of less than about five divisions at this sweep speed should be calculated Calculated Measurements...

Page 23: ...equency of the signal at the input jack As an example if three cycles are displayed the calculated frequency would be approximately 15 Hz This is obviously incorrect This occurs because the DSO is tak...

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Page 25: ...7 www bkprecision com 714 921 9095 Include with the returned instrument your complete return shipping address contact name phone number and description of problem LIMITED ONE YEAR WARRANTY B K Precisi...

Page 26: ...22820 Savi Ranch Parkway Yorba Linda CA 92887 www bkprecision com 2009 B K Precision Corp 481 315 9 001 Printed in Taiwan...