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1 X

CH1 (X) input

Attenuation
Pre-amplify

CH1 (X) output

CH1 trigger sampling

Vertical sweep switch
Vertical output amplify

2 Y

CH2(Y) input

Attenuation
Pre-amplify

Switching logical circuits

Z-axial amplify

CRT

CRT circuit

CH2 trigger sampling

Trigger switch

Z-axial input

High voltage.

X-axial signal

1 CH1

Sweep generator

Line scan switch

2 CH2

Trigger input amplify

Trigger signal generator

Line scan output amplify

External

Auto circuit

Free oscillate signal
To circuits of other units

Power circuit

50/60Hz AC 50/60Hz

Power trigger

2Vp-p/1KHz

2Vp-p/1KHz square waveform

Calibration signal generator

All specifications are subject to change without previous notice.

Содержание AT7328 Series

Страница 1: ...d high light Voltage of accelerated pole up to 2kV it can be able to display clear traces even under high speed sweep The alternative triggering function can observe different signal waveform in two frequencies TV signal synchronous function CH1 output 50 output signal in the rear panel can drive frequency counter directly or other instrument Z axial input Function of bright adjustable can add fre...

Страница 2: ...ce Transformer Coaxial Directional Coupler Detector Power Divider 7 Advanced Milli volt Meter 8 Regulated DC Power Supply 1 AT TPR Series Low Ripple CV Digital Display Power Supply Industrial Products 2 AT E Series Ultra Ripple High Precision CV CC Power Supply Research Education Military Products 3 AT SPS Series Compensation Linear Power Supply 4 AT KPS Series Switching Adjustable Power Supply 5 ...

Страница 3: ...DD Addition of Channel 1 and Channel 2 Interruption Repetitive Frequency Approx 250KHz Input Coupling AC GND DC Max Input Voltage 300Vp p AC Frequency 1KHz When probe sets in 1 1 maximum effective readout value is 40Vpp 14Vrms Sine wave When probe sets in 10 1 maximum effective readout value is 400Vpp 140Vrms Sine wave CMRR 50 1 50KHz sine wave If CH1 and CH2 have the same sensibility 1000 1 50KHz...

Страница 4: ...C AC peak AC not exceed 1KHz Sweep time 0 2 Sec0 5Sec DIV Accuracy 3 Trimming 1 2 5 panel graduation Sweep expansion 10 times 10MAG Sweep time accuracy 5 20n sec 50n Linearity 3 10MAG 5 No calibration at 20ns 50ns Horizontal System Position by 10MAG 2DIV in center CRT RF MICROWAVE INSTRUMENT SERIES Specifications Sensibility Refer to Vertical axis Bandwidth DC 500KHz X Y Mode X Y Phase difference ...

Страница 5: ...g factory open the package immediately as this item is received to check whether there is any spoilage during transportation if yes contact supplier or sender immediately 2 Check power voltage AC 110V 220V is available check the voltage switch whether conforms with the local supply or not before switch on Notice Failure in select power will result in damage the oscilloscope Warning To prevent elec...

Страница 6: ...V peak Warning To prevent damage do not exceed these values Frequency of Max input voltage must be lower than 1 kHz If an AC volt overlaps on DC volt the maximum voltage of CH1 and CH2 input cannot exceed 300V therefore for a AC which average voltage is zero its peak peak value is 600Vpp Operation methods 1 Features of front panel See fig 1 CRT 6 Power Main power switch LED 5 lights when this swit...

Страница 7: ...l and trigger signal of CH2 invert simultaneously Triggering 24 External trigger input Used for trigger for external signal For this case Switch 23 it should be set in EXT 23 Selection of trigger source Trigger of internal INT or external EXT CH1 Choose CH1 as internal trigger signal source for vertical mode switch 14 is set in DUAL or ADD CH2 Choose CH2 as internal trigger signal source for verti...

Страница 8: ...al and horizontal deflection factor of oscilloscope 15 GND Grounding terminal of oscilloscope case 2 Features of rear panel See fig 2 34 AC Power AC Power input jack AC power wire connects here 35 Supporter For supporting the oscilloscope and lead out the power cord Operation methods 3 Basic operation Single channel operation Make sure whether the voltage of the unit is in accordance with your loc...

Страница 9: ...only the signal of trigger signal generator can stably display if TRIG ALT switch depressed both the waveforms stably display 5 Operation By adjusting the setting of Vertical modes switch to add the algebraic sum of CH1 and CH2 will be displayed or algebraic difference if the switch CH2 INV is depressed For gain the accurate values of both the attenuation setting of the both channels must be consi...

Страница 10: ...gger switch set in rising edger triggered and falling edge is triggered for See fig 6 6 Fig 6 Positive zone Level Trigger alternative switch When vertical mode set in dual channel display the switch used in alternative trigger and alternative display suitable for the mode of summarize with CH1 CH2 In alternative mode trigger signal alternates one time for every sweep period This mode is avail for ...

Страница 11: ...on signal adjust compensation capacitor to the best waveform no overshoot fillet upwarping See fig 9 9 Fig 9 Appropriate compensation Overcompensation Undercompensation 11 DC balance adjustment DC BAL Set the input coupling switch of CH1 and CH2 in GND trigger mode in AUTO adjust trace in centre position Adjust the attenuation switch between 5mV and 10mV tune DC BAL until the trace is below zero h...

Страница 12: ...r sampling Trigger switch Z Z axial input High voltage X X axial signal 1 CH1 Sweep generator Line scan switch 2 CH2 Trigger input amplify Trigger signal generator Line scan output amplify External Auto circuit Free oscillate signal To circuits of other units Power circuit 50 60Hz AC 50 60Hz Power trigger 2Vp p 1KHz 2Vp p 1KHz square waveform Calibration signal generator All specifications are sub...

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