Kenwood CS-6020 Instruction Manual
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Kenwood CS-6020 Instruction Manual

Kenwood CS-6020 Instruction Manual

Quad trace readout oscilloscope
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150MHz Q U A D T R A C E R E A D O U T O S C I L L O S C O P E
CS-6020
100MHz QUAD T R A C E R E A D O U T O S C I L L O S C O P E
CS-6010
INSTRUCTION MANUAL
K E N W O O D
C O R P O R A T I O N
©PRINTED IN JAPAN B 5 0 - 7 6 7 1 - 1 0 ( T )
89/12 11 10 9 8 7 6 5 4 3 2 1
88/12 11

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Summary of Contents for Kenwood CS-6020

  • Page 1 150MHz Q U A D T R A C E R E A D O U T O S C I L L O S C O P E CS-6020 100MHz QUAD T R A C E R E A D O U T O S C I L L O S C O P E...

  • Page 2: Table Of Contents

    2. M E A S U R E M E N T S O F THE V O L T A G E 2 3 . TRIGGER COUNTER OPERATION (CS-6020 only)..41 BETWEEN T W O POINTS ON A W A V E F O R M A D J U S T M E N T 3.

  • Page 3: Features

    FEATURES The model C S - 6 0 2 0 and C S - 6 0 1 0 are a four-channel ten- 6. Free vertical mode selection of C H 1 to C H 4 and A D D trace oscilloscope w i t h the readout function (with a calen- offers easy observation of waveform composed of a lot dar) that covers a wide bandwidth up to 1 5 0 MHz ( C S - 6 0 1 0 : of signal components.

  • Page 4: Specifications

    SPECIFICATIONS C S - 6 0 1 0 C S - 6 0 2 0 1 5 0 mm rectangular with internal graticule C R T 2 0 kV 17 k V Acceleration Voltage 8 x 10 div (1 div = 10 mm) Display Area V E R T I C A L A X I S (CH1 and C H 2 ) 5 mV/div to 5 V/div ±...
  • Page 5 C S - 6 0 1 0 C S - 6 0 2 0 S W E E P T y p e T y p e T y p e T y p e T y p e A s w e e p A INT B B s w e e p waveform is displayed as an intensified portion of the A s w e e p .
  • Page 6 C S - 6 0 1 0 C S - 6 0 2 0 0 . 5 nsec or less at 1 0 0 MHz at 2 ns/div Jitter 0 . 5 nsec or less at 1 5 0 MHz at 2 ns/div s w e e p rate ( x 1 0 M A G on) s w e e p rate ( x 1 0 M A G on) I N T E N S I T Y M O D U L A T I O N...

  • Page 7: Precautions

    PRECAUTIONS SAFETY 5. A l w a y s connect a cable from the earth ground (GND) jack of the oscilloscope to the chassis of the equipment Before connecting the instrument to the power source, care- under test. Without this caution, the entire current for fully read the following information, then verify that the the equipment under test may be d r a w n through the power cord and power line fuse are ones for your power line.
  • Page 8 Factory installed Plug configuration Power cord and plug type Line cord plug fuse instrument fuse North American 1.2 A , 2 5 0 V 1 2 0 volt/60 Hz F a s t blow None Rated 1 5 amp 6 x 3 0 mm (12 amp m a x ;...

  • Page 9: Controls And Indicators

    CONTROLS AND INDICATORS FRONT PANEL Fig. 2 © POWER Switch © C A L 1 V p - p « 1 kHz Terminal Depressing this s w i t c h supplies power. Another press- Outputs 1 kHz positive square w a v e of 1.0 Vp-p for ing ( s w i t c h released) turns off power.
  • Page 10 Fig. © CH1 VARIABLE Control C H 3 : The channel-3 input signal is displayed on the C R T . Fine adjustment of the channel-1 axis vertical attenua- tion for continuous variation between ranges selected C H 4 : The channel-4 input signal is displayed with the V O L T / D I V control.
  • Page 11 C H 1 G N D S w i t c h © CURSORS Switches Pressing the s w i t c h turns on the L E D , isolates the Selects the cursor measurement modes. channel-1 input signal from the vertical amplifier, and If four L E D s are off, the cursor measurement mode is grounds the vertical amplifier input.
  • Page 12 Fig. 4 If the zlcursor is on the left of the ZlREF cursor, N O T E : If X - Y of H O R I Z O N T A L M O D E s w i t c h e s (30) i s selected, AMI i s used for a negative ( - ) value is displayed.
  • Page 13 A L T : Displays A s w e e p and B s w e e p (delayed x 1 0 MAG Switch s w e e p ) alternately. Intensity of a B s w e e p Pressing the s w i t c h turns on the L E D and decuples the portion displayed on A sweep waveform is in- s w e e p time.
  • Page 14 Fig. 5 (§) A TRIGGERING SLOPE (A SLOPE) Switch (§) A TRIGGERING COUPLING (A COUPLING) Selector Selects triggering polarity of the A s w e e p . Pressing the Switch and LEDs s w i t c h turns on the LED and selects triggering at the S w i t c h Selects coupling types of the A s w e e p trigger trailing edge of input w a v e f o r m .
  • Page 15 A C : T h e B s w e e p trigger signal is applied to the TRIGGERING MODE (TRIG MODE) Selector Switches trigger circuit by A C coupling. D C compo- and LEDs nent is eliminated. S w i t c h e s and L E D s used to select the trigger operation NOISE REJ: T h e B s w e e p trigger signal with reduced modes.

  • Page 16: Rear Panel 1

    REAR PANEL Fig. 6 (5J) A C Connector Z A X I S INPUT J a c k Connector for A C power supply. Input of the external intensity modulation. Positive vol- tage reduces intensity, and TTL-level voltage activates intensity modulation. ©...

  • Page 17: R E A D O U T D I S P L A

    READOUT DISPLAY [1] DISPLAY POSITIONS The calendar, each scale factor, cursor measurement values, etc. are displayed in the following positions of the C R T . C u r s o r M e a s u r e m e n t V a l u e / C u r s o r M e a s u r e m e n t M o d e / - D e l a y e d S w e e p T i m e / D e l a y e d S w e e p M o d e...
  • Page 18 C H 2 S c a l e Factor Displays the channel-2 vertical axis sensitivity for 1 div. In the U N C A L condition, a " > " is displayed before the channel-2 vertical axis sensitivity. If channel-2 grounded, however, a"rfr "...

  • Page 19: O P E R A T I N G I N S T R U C T I O N

    OPERATING INSTRUCTIONS INITIAL STARTING PROCEDURE Prior to turning on power, set each control a s s h o w n above Prior to using the probe, read through the manual attached in advance. Setting of other s w i t c h e s and controls in the to it as well a s "...
  • Page 20 with noises, this mode provides stable triggering, N O R M A L The normal s w e e p mode allows the trigger point to be set with the L E V E L and S L O P E , like the A U T O H F R E J s w e e p mode.
  • Page 21 (4) LEVEL Controls and SLOPE Switches Trigger point of w a v e f o r m is adjusted with the L E V E L L E V E L controls and S L O P E s w i t c h e s . Fig. 11 s h o w s the set- ting relationship between the L E V E L and SLOPE for trig- ger point adjustment.
  • Page 22 [3] DELAYED SWEEP (6) HOLDOFF Control W h e n observing signals containing pulses at different The A s w e e p and B s w e e p are used for delayed s w e e p mag- intervals in spite of constant repetition of pulses, im- nification.
  • Page 23 By setting the HORIZONTAL MODE s w i t c h e s (§) to 3. TRIG COUNT Switch ( C S - 6 0 2 0 only) B , the A s w e e p w a v e f o r m disappears, and the The T R I G C O U N T switch is conveniently used for delayed intensity-modulation part on the A s w e e p trace line s w e e p of signals w h o s e number of pulses is already-...

  • Page 24: Readout Operation 2

    Example: Measurement at count value of 1 0 0 A s w e e p t r a c e line a n d i n t e n s i t y - m o d u l a t i o n p a r t A L E V E L S e t t i n g...

  • Page 25: Cursor Measurement Operation 2

    [6] CURSOR MEASUREMENT 2. Cursor Measurement AVI: By selecting C H 1 of the V E R T I C A L MODE © and 1 . AM Cursor Measurement Mode with V E R T I C A L MODE V 1 of the C U R S O R S ©...

  • Page 26: A P P L I C A T I O N

    APPLICATIONS P R O B E C O M P E N S A T I O N Adjust the •< • POSITION to bring the point of the w a v e f o r m to be measured to the center vertical For accurate measurement, the probe should be compen- graduation line.
  • Page 27 A l i g n t o c e n t e r v e r t i c a l g r a d u a t i o n line w i t h POSITION c o n t r o l T w o p o i n t s t o b e m e a s u r e d M e a s u r e d v a l u e C u r s o r...

  • Page 28: Elimination Of Undesired Signal Components 2

    4. CURSOR MEASUREMENT OF VOLTAGE 3. ELIMINATION OF UNDESIRED SIGNAL COM- PONENTS RATIO The following describes measurement of overshoot of The A D D mode eliminates undesired signal components and square w a v e s , etc. displays necessary components only. (See Fig. 2 9 . ) Apply the signal containing an undesired component to Apply the signal to be measured to the INPUT connec- tor.

  • Page 29: Time Difference Measurement

    A l i g n t o v e r t i c a l g r a d u a t i o n line w i t h «s • P O S I T I O N 6 .

  • Page 30: Pulse Width Measurement

    A l i g n t o v e r t i c a l g r a d u a t i o n l i n e (2) Cursor Measurement Procedures w i t h -* • P O S I T I O N Display the waveform to be measured in an easy-to- see position according to the normal procedures above.
  • Page 31 Adjust the 1 0 % point to a vertical graduation line with C e n t e r 9 0 % p o i n t w i t h • P O S I T I O N t o r e a d D P O S I T I O N control.

  • Page 32: Phase Difference Measurement

    9. PHASE DIFFERENCE MEASUREMENT Phase difference = Horizontal distance of new s w e e p range (div) (1) Normal Procedures x 4 5 ° / d i v The following describes the normal procedures for measur- new S W E E P T I M E / D I V setting ing phase difference of t w o signals (sine w a v e , for exam- original S W E E P T I M E / D I V setting ple) of the same frequency.

  • Page 33: Time Ratio Measurement Using C U R S O R

    M e a s u r e d v a l u e - 1 1 . FREQUENCY MEASUREMENT (1) Normal Procedures Since frequency is a reciprocal of a period, it can be deter- mined by measuring time of one c y c l e . Measure time of one cycle according to the procedures mentioned in section 5 T I M E M E A S U R E M E N T .

  • Page 34: Relative Measurement

    * Vertical Sensitivity Setting of the relative vertical sensitivity using a reference signal amplitude Apply the reference signal to the input connector. A d - just each control for normal s w e e p display. Adjust the V O L T S / D I V and V A R I A B L E controls accurately so that the signal amplitude coincides with a f e w divisions of the graduation line.
  • Page 35 R e f e r e n c e [ E X A M P L E ] A d j u s t e d r e f e r e n c e s i g n a l s i g n a l In the example s h o w n in Fig.

  • Page 36: Application Of X - Y Operation 3

    13. APPLICATION OF X-Y OPERATION * Phase Measurement The X - Y operation can be used for phase measurement. Typical application covers measurement of phase distortion in circuits designed to produce a certain phase shift and au- dio amplifiers. Distortion amplitude can be measured at the same time. a m p l i t u d e W i t h p h a s e a m p l i t u d e...

  • Page 37: Pulse Jitter Measurements

    14. PULSE JITTER MEASUREMENT I R E F c u r s o r M e a s u r e d v a l u e Pulse jitter can be measured as follows: (1) Normal Procedures Apply the signal to the input connector. Select the chan- nel to be used with the V E R T I C A L MODE.
  • Page 38 16. MEASUREMENT OF DELAYED SWEEP TIME I n t e n s i t y - m o d u l a t i o n p a r t Using the B s w e e p operation, time can be measured a c - curately.

  • Page 39: Pulse Width M E A S U R E M E N T Susing Delayed S W E E

    17. PULSE WIDTH MEASUREMENT USING DELAYED SWEEP High-accuracy pulse width can be measured in the same manner a s the time measurement. Apply the pulse signal to the input connector. Select -2nd the channel to be used w i t h the V E R T I C A L MODE. 1 s t s e t t i n g - s e t t i n g Adjust each control for normal s w e e p display.

  • Page 40: 1 . Time Difference M E A S U R E M E N T S Using Delayed Sweep 4

    R e a d m e a s u r e m e n t s w h e n A F T . D B s w e e p t r a c e s © a n d ® a r e a d j u s t e d t o s a m e p o s i t i o n 2 n d...
  • Page 41 C H 2 . in addition, the C S - 6 0 2 0 can be used as an quadri- 2 3 . TRIGGER COUNTER APPLICATIONS trace oscilloscope. (CS-6020 only) (1) Observation of T V Signals It features the following applications: Apply the signal to the input connector.
  • Page 42 Fig. 6 3 [EXAMPLE] The above example s h o w s an example of T V F R A M E observation with the trigger counter set to 1 . If the count value is changed to 2 , 3 , 4 , 5 , and so on, the B s w e e p starts from point 2 , 3 , 4 , 5 , ...

  • Page 43: A D J U S T M E N

    ADJUSTMENT Example: Correction of Calendar and Clock Display. HOW TO CHANGE SETTING OF READOUT CALENDAR AND CLOCK © Make " M o n t h " display f l a s h . To turn on and off the calendar and clock display or change "...
  • Page 44 NOTE: After operation (1) or during correction of the calendar and clock display, s w i t c h e s and con- trols on the panel cannot function properly. If switch or control operation is required, complete correction. NOTE: B e w a r e of the following instructions w h e n cor- recting the calendar and clock display: ©...
  • Page 45 MAINTENANCE A Caution : Read this page carefully to keep your safety. For Electric Shock Protection: Be sure to disconnect the power cable from the socket before conducting the following operation. REPLACING THE FUSE CHANGING THE SUPPLY V O L T A G E In case the fuse has blown, locate the cause.

  • Page 46: A C C E S S O R I E

    A C C E S S O R I E S STANDARD A C C E S S O R I E S INCLUDED OPTIONAL A C C E S S O R I E S Probe Pouch (MC-78) Y 8 7 - 1 6 0 0 - 0 0 Probe (PC-31) (for R E A D OUT) W 0 3 - 2 3 0 1 - 0 5 Attenuation...
  • Page 47 MEMO...
  • Page 48 A product of K E N W O O D C O R P O R A T I O N 17-5, 2-chome, S h i b u y a . S h i b u y a - k u , T o k y o 150, J a p a n...

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