Product Description
Atten AT7328 Analog Oscilloscope 20MHz
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Features Atten AT7328 Analog Oscilloscope 20MHz
- 20MHz Dual Channels
- High Sensitivity 1mV/DIV
- Z Axis Input
- CH1 Output
- ALT Triggering Function.Two independentsignalssimultaneous observation
- Triggering Level Loch Function,Automatic Synchronize Function
- Cursor Readout Function,Measure ΔV,ΔT,1/ΔT
- High luminance,internal graticule Toshiba CRT
- Pulse encoder switch
- Pulse encoder switch
- Adjustable cursor function,Easy to operator
- Visible coordinate sensitivity to 10V~20V/DIV
Specifications Atten AT7328 Analog Oscilloscope 20MHz
Vertical System
- Sensitivity 5mV~5V/div,10 steps in 1-2-5 sequence
- Sensitivity Accuracy ≤3%(x5 MAG: ≤5%)Vernier vertical Sensitivity; Continuously variable to 1/2.5 or less of panel-indicated value Frequency
- Bandwidth DC~20MHz(x5 MAG:DC~7MHz) AC Coupling:Low limit frequency 10Hz.(With reference to 100Kz,8DIV. Frequency response with-3dB)
- Rise Time Approx:17.5ns(x5 MAG:50ns)
- Input Impedance Approx:1MΩ/25pF
- Square wave characteristics: Overshoot: ≤5%(At 10mV/div range)
- Other distortions and other ranges:5% added to the above value.
- DC Balance Shift 5mV~5V/div:±0.5DIV, 1mV~2Mv/DIV ±2.0DIV
- Linearity <±0.1DIV of amplitude change when waveform of 2DIV at graticule center is moved vertically.
- Vertical system: CH1: Channel 1
– CH2: Channel2
– DUAL: Channel 1 and Channel 2
– ADD: Addition of Channel 1 and Channel 2 - Chopping repetition Frequency Approx.. 250KHz
- Input Coupling AC , GND , DC
- Maxmum Input Voltage 300Vpeak(AC: frequency 1kHz or lower)
- Common mode rejection ratio:50: 1 or better at 50KHz sinusoidal wave(When sensitivities of CH1 and CH2 are set equally)
- Isolation between channels(At 5mv/DIV range) >1000: 1 at 50kHz ; >30: 1 at 20MHz
Horizontal System
- Sweep time: 0.2uSec~0.5Sec/DIV, 20steps in 1-2-5 sequence;
- Sweep time accuracy: ±3%
- Vernier sweep time control: ≤1/2.5 of panel-indicated value;
- Sweep magnification: 10 times;
- x10MAG sweep time accuracy: ±5%(20nsec ~50nsec are uncalibrated)
- Linearity: ±3%, x10MAG ±5%(20nsec ~50nsec are uncalibrated)
- Position shift caused by x10MAG: within 2DIV. at CRT screen center
- X-Y MODE: Frequency bandwidth: DC to atleast 500kHz;
- X-Y phase difference: ≤30 at DC~5kHz
- Sensitivity: Same as vertical axis. (X-axis: CH1 input signal; Y-axis:CH2 input signal)
Z Axis
- Sensibility: 5Vp-p (Positive-going signal decreases intensity)
- Frequency bandwidth: DC~2MHz
- Input resistance : Apporx. 47kΩ
- Maximum input voltage: 3V (DC+AC peak, AC frequency ≤1kHz)
CALIBRATION VOLTAGE
- Waveform: Positive-going square wave;
- Frequency: Approx. 1kHz;
- Duty ratio: Within 48: 52;
- Output voltage: 2Vp-p ±2%; Output impedance: Approx. 1kΩ
CRT
- Type: 6inch rectangular type, internal graticule;
- Phosphor: P31
- Acceleration voltage: Approx. 2kV
- Effective screen size: 8x10DIV(1 DIV=10mm(0.39in))
- Graticule: Internal
- Trace rotation: provided
TRIGGERING
- Triggering source: CH1, CH2, LINE, EXT
- Coupling: AC: 20Hz to full bandwidth
- Slope: +/-
- Sensitivity: 20Hz~2MHz: 0.5DIV
- TRIG-ALT: 2DIV, EXT: 200mV
- 2MHz~20MHz: 1.5DIV
- TRIG-ALT: 3DIV, EXT: 800mV;
- TV: Sync pulse more than 1DIV (EXT: 1V)
- Triggering modes: AUTO; NORM; TV-V; TV-H; (Both TV-V and TV-H synchronize only when the synchronizing signal is negative)
- EXT triggering signal input:
- Input impedance: Approx: 1MΩ/approx. 25p
- Max. input voltage: 300V(DC+AC peak), AC: Frequency not higher than 1kHz
Power requirement
- Voltage: Fixed AC220V±10% or 110/220V±10% selectable
- Frequency:50/60Hz
- Power conseumption: Approx.40VA,35W(max)
Operating Ambient
- Indoor,2000m elevation
- Ambient temperature:10°C~35°C
- Max operating range:0°C~40°C
- Humidity:85% RH ,dry
- Size:310x150x455(mm)
- Weight:approx.8Kg
- Storage temperature:-10°C~70°C
Atten AT7328 – Manual
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