Related Manuals for Kenwood CS-1044
Summary of Contents for Kenwood CS-1044
- Page 1 40MHz DUAL TRACE OSCILLOSCOPE CS-1 20MHz DUAL TRACE OSCILLOSCOPE CS-1 INSTRUCTION MANUAL...
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Page 2: Table Of Contents
SAFETY Symbol in This Manual Use the Proper Power Cord This symbol indicates where applicable cautionary or Use only the power cord and connector specified for your other information is t o be found. product. Power Source Use the Proper Fuse This equipment operates from a power source that does To avoid fire hazard, use a fuse of the correct type. -
Page 3: Features
5mV/div. • By SCALE ILLUM control, the waveform is easy observ- CS-1044: 4 0 MHz ( - 3 dB) [1 mV, 2 mV: 15 MHz ed in the dark and the photograph of the waveform is ( - 3 dB)] easy provided. -
Page 4: Specifications
SPECIFICATIONS C S - 1 0 2 5 C S - 1 0 4 4 150STM31 1 5 0 Q T M 3 1 Rectangular, w i t h internal graticule Rectangular, w i t h internal graticule 6 kV Acceleration Voltage 8 x 10 div (1 div = 10 mm) Display Area... - Page 5 CS-1044 CS-1025 0 . 2 /is/div t o 0 . 5 s/div, ± 3 % , in 2 2 S w e e p T i m e ranges, in 1 - 2 - 5 s e q u e n c e .
- Page 6 CS-1044 CS-1025 POWER REQUIREMENT Line Voltage 100 V / 1 2 0 V / 2 2 0 V / 2 4 0 V A C ± 1 0 % Line Frequency 5 0 / 6 0 Hz Power Consumption Approx. 36 W Approx.
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Page 7: Preparation For Use
PREPARATION FOR USE S A F E T Y EQUIPMENT PROTECTION Before connecting the instrument to the power source, 1. Never allow a small spot of high brilliance t o remain sta- carefully read the following information, then verify that tionary on the screen for more than a f e w seconds. - Page 8 Factory installed instrument fuse Plug configuration Power cord and plug type Line cord plug fuse Value in parentheses ( ) is for the C S - 1 0 2 5 North American 0.8 A None 1 2 0 v o l t / 6 0 Hz (0.5 A ) , 2 5 0 V Rated 15 amp Fast blow...
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Page 9: Controls And Indicators
CONTROLS AND INDICATORS CS-1044 C S - 1 0 2 5 Fig. 2 FRONT PANEL T POSITION amplifier. This provides a zero-signal base line, the position of which can be used as a Rotation adjusts vertical position of channel 1 trace. - Page 10 CS-1044 CS-1025 Fig. 3 AC-GND-DC MODE Three-position lever switch which operates as follows: Selects the basic operating modes of the oscilloscope. A C : Blocks dc component of channel 2 input C H 1 : Only the input signal to channel 1 is signal.
- Page 11 This operates regardless vertical MODE Selects coupling for sync trigger signal. selection. Trigger is ac coupled. Blocks dc compo- SINGLE: Single-sweep mode (for the CS-1044 on- nent of input signal; most commonly us- ly). ed position. NOTE: For single-sweep dual-trace ope-...
- Page 12 10 magnification (PULL x 10 MAG) of the A sweep which is the main sweep. when pulled out: normal when pushed in. (CS-1044 only) In X-Y operation adjusts horizontal position of display. READY lamp (for the C S - 1 0 4 4 only) When reset is given in single-sweep operation, this (§) HOLDOFF (for the C S - 1 0 4 4 only)
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Page 13: Rear Panel
REAR PANEL Fig. 5 Z AXIS INPUT ® Fuse Holder, Line Voltage Selector External intensity modulation input; + 5 V. Contains the line fuse. Verify that the proper fuse is Positive voltage decreases brightness. installed when replacing the line fuse. 100 V, 120 V 0.8 A ( 0 . -
Page 14: Operation 1
"PROBE COMPENSATION" listed in APPLICATION of this the following procedure may be used t o standarize the in- manual. itial setting of controls as a reference point and t o obtain CS-1044 CS-1025 Fig. (1) N O R M A L SWEEP DISPLAY OPERATION VOLTS/DIV (2) control for a suitable size display of the 1. - Page 15 sweep displays the channel 2 signal in an alternating se- shows the input/output signals, where the burst signal quence. generated from the signal is applied t o the instrument under In the CHOP mode, the sweep is chopped at an approx- test.
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Page 16: (2) M A G N I F I E D Sweep Operation
(4) VIDEO S I G N A L O B S E R V A T I O N SLOPE " - " RANGE The TV FRAME/LINE switch permits selection of vertical or SLOPE " + " RANGE. horizontal sync pulse for sweep triggering when viewing composite video waveforms. -
Page 17: Application
APPLICATION 2. Set the TRIG MODE to AUTO and AC-GND-DC to the PROBE C O M P E N S A T I O N GND position, which established the zero volt reference. To obtain an accurate measurement result, the probe must Using the % POSITION control, adjust the trace position be adjusted correctly before measurement. -
Page 18: Measurements Of The Voltage Between Two Points On A Waveform
MEASUREMENTS OF THE VOLTAGE BETWEEN ELIMINATION OF UNDESIRED SIGNAL TWO POINTS ON A WAVEFORM COMPONENTS This technique can be used to measure peak-to-peak The ADD feature can be conveniently used t o cancel out voltages. effect of an undesired signal component which superimposed on the signal you wish t o observe. -
Page 19: Time Measurements
[EXAMPLE] For the example, the horizontal distance between the t w o points is 5.4 divisions. If the SWEEP TIME/DIV is 0.2 ms/div w e calculate. (See Fig. 14) Substituting the given value: Time = 5.4 (div) x 0.2 (ms) = 1.08 ms FREQUENCY MEASUREMENTS Frequency measurements are made by measuring the period of one cycle of waveform and taking the reciprocal... -
Page 20: Pulse Width Measurements
by the number of cycles present in the given time Adjust to the vertical scale w i t h POSITION span. If " x 10 M A G " is used multiply this further by 10. Note that errors will occur for displays having only a f e w cycles. -
Page 21: Time Difference Measurements
[EXAMPLE] Adjust t o the vertical scale " w i t h o POSITION For the example, the measured D is 1.8 divisions while D is 2.2 divisions. If SWEEP TIME/DIV is 2 fis w e use the following relationship. (See Fig. 19) Substituting the given value: Risetime = ( 1 . -
Page 22: Phase Difference Measurements 2
PHASE DIFFERENCE MEASUREMENTS Phase difference = Horizontal distance of new sweep range ( d i v ) x 4 5 ° / d i v This procedure is useful in measuring the phase difference of signals of the same frequency. New SWEEP TIME/DIV setting —... - Page 23 Substituting the given value: 2. The vertical calibration coefficient is now the reference signal's amplitude (in volts) divided by the product of 2 Vrms the vertical amplitude set in step 1 and the VOLTS/DIV Vertical coefficient = = 0 . 5 setting.
- Page 24 APPLICATION OF X-Y O P E R A T I O N * Phase Shift Measurement A method of phase measurement requires calculations bas- ed on the Lissajous patterns obtained using X-Y operations. Distortion due to non-linear amplification also can be displayed.
- Page 25 No amplitude distortion, Amplitude distortion, 1 8 0 ° out of phase no out of phase no out of phase Amplitude distortion, No amplitude distortion, 9 0 ° out of phase out of phase out of phase Fig. 2 6 Typical phase measurement oscilloscope displays •...
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Page 26: Maintenance
MAINTENANCE REPLACING T H E FUSE In case the fuse has blown, locate the cause. If the fuse itself is the cause, replace it as follows: 1. Pull the plug of the power cord from the power outlet. 2. Remove the fuse holder in the rear panel using a stan- dard screwdriver (see Fig. -
Page 27: Accessories
ACCESSORIES MOUNTING THE PROBE POUCH (MC-78) STANDARD ACCESSORIES INCLUDED This soft vinyl pouch attaches t o the right side of the Probe (PC-30) Y 8 7 - 2 2 6 0 - 0 0 oscilloscope housing and provides storage space for t w o Attenuation 1/10, 1/1 probes and the operators manual. - Page 28 A p r o d u c t of KENWOOD CORPORATION 17-5, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan ©PRINTED IN J A P A N B 5 0 - 7 5 8 3 - 3 0 (T) 8 7 / 1 2 1 1 1 0 9 8 7 6 5 4 3 2 1 8 6 / 1 2 1 1...