Velleman EDU06 Скачать руководство пользователя

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EARN

HOW

GET

THE

MOST

OUT

YOUR

DIGITAL

OSCILLOSCOPE

EDU06 Oscilloscope Tutor kit

HEDU06

By Velleman n.v.

Содержание EDU06

Страница 1: ...LEARN HOW TO GET THE MOST OUT OF YOUR DIGITAL OSCILLOSCOPE EDU06 Oscilloscope Tutor kit HEDU06 By Velleman n v...

Страница 2: ...roduit ainsi que tous autres frais li s directement ou indirectement la r paration ne sont pas pris en charge par VELLEMAN S A VELLEMAN S A n est pas responsable des d g ts quels qu ils soient provoqu...

Страница 3: ...ed AC single phase 11 Connection layout 11 Connection summary 11 Purpose 11 How 11 A little theory 11 Experiment 5 Rectified AC dual phase 12 Connection layout 12 Connection summary 12 Purpose 12 How...

Страница 4: ...e user friendly as they require less setup in order to show a picture of your signal For our experiments we will use a digital scope Waveforms An oscilloscope will mainly display and measure waveforms...

Страница 5: ...to connect the probe to the measuring point in a permanent way so you have your hands free x1 x10 switch When set to x1 the signal is passed on to the scope without attenuation When set to x10 the si...

Страница 6: ...und Thanks to the auto setup mode the unit takes care of V div and time div for you you do not have to do anything In the lower right hand corner the RMS value of the supplied AC voltage is displayed...

Страница 7: ...l input voltage Turn RV1 fully anti clockwise 0V output The trace on our oscilloscope screen remains a flat line as there is no input voltage Next set V div to 50mV div see HPS140 manual for How To in...

Страница 8: ...0 2V div once again restores the display You can continue this process until RV1 is turned fully clockwise In that case we will measure the full input voltage which we also measured in experiment 1 I...

Страница 9: ...ton allows us to toggle between the different markers There are 4 markers two horizontal and two vertical The horizontal markers allow us to measure the amplitude of a displayed signal i e it measures...

Страница 10: ...e number of periods per second Press and hold the upper right hand button until the menu ap pears When the menu appears release the button and press it again a number of times until time mark is displ...

Страница 11: ...n AC voltage to a DC voltage As a diode only conducts the current in one way only one half of the waveform can pass The other half with inverted polarity is blocked As you can see on the screen the tr...

Страница 12: ...HPS140 Handheld Pocket Scope 1 see HPS140 manual for How To instructions Place the probe switch x1 x10 to x1 2 Select 5ms div and 4V div As the switch is still set to single phase rectification the d...

Страница 13: ...ation are gone As opposed to single phase rectification both halves of the sine wave are used Instead of a single diode we use 4 diodes to make a diode bridge Single diode Diode bridge Exercise In exp...

Страница 14: ...SW1 to the correct position 2 Turn on the HPS140 Handheld Pocket Scope It will start up in auto setup mode as always 3 Watch the screen closely You will notice that the trace is almost flat so the cap...

Страница 15: ...rges the capacitor during the falling edge the capacitor supplies current to the circuit If more current is drawn from the supply the ripple will be higher as the capacitor will be drained more so it...

Страница 16: ...that need to be performed for correct DC measurement DC input coupling DC readout DC reference DC input coupling Input coupling needs to be set to DC When set to AC the scope will block any DC signal...

Страница 17: ...ce that the scope will automati cally adapt the V div setting and the measured DC voltage will drop to 2 3 or 1 3 of the original value because of the resistor divider R2 R3 R6 What happens if you swa...

Страница 18: ...splays a square wave The rising edge of the square wave is not perfectly square due to the limitations of this simple two transistor circuit Anyway the resulting waveform is fine for our experiment As...

Страница 19: ...menu Release the button and press it a number of times until Slope is highlighted Wait for the unit to exit he menu Now look at the bottom left hand side of the screen the slope symbol is dis played...

Страница 20: ...he incoming signal to deflect an electron beam which scans from left to right on the screen The electron beam leaves an image on the screen which represents the signal you ve applied Analog signals ar...

Страница 21: ...ings AC coupling DC coupling and GND With AC coupling a capacitor is put in series with the input signal This capacitor blocks any DC com ponent of the signal and passes only AC With DC coupling the c...

Страница 22: ...SK6 SK6 SK7 SK7 SK4 SK4 SK3 SK3 R2 R2 10K 10K R3 R3 10K 10K R6 R6 10K 10K SK5 SK5 SK8 SK8 T2 T2 BC547 BC547 T1 T1 BC547 BC547 C2 C2 1 1 C3 C3 1 1 RV RV3 100K 100K RV RV2 100K 100K LD2 LD2 LED3RL LED3R...

Страница 23: ...gh bandwidth and a sampling frequency of up to 1GHz are giving this unit all the power you need channel oscilloscope spectrum analyser recorder function generator and bode plotter the generator you ca...

Страница 24: ...iarized with AC DC and frequency measurements sine and square waves power supply ripple full and half wave rectifiers oscillators etc Learn what terms such as V div Time div trigger level auto setup e...

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