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Medical Equipment

Analog Oscilloscope model:AT7340CF

 

Detailed Product Description

Features

●40MHz Dual Channels
●High Sensitivity 1mV/DIV
●Z Axis Input
●CH1 Output
●10 times sweep magnification
●TV Synchronization, X-Y mode
●High luminance, internal graticule Toshiba CRT
●Japanese electronic encoder, light, handy and reliable
●Fully sealed long live vertical mode switch
●ALT Triggering Function, two independent signals
●Triggering level lock function. Automatic synchronize function
●Build-in 6 Digit Frequency Counter

Technical Specifications

Vertical System
Sensitivity: 5mV~5V/div, 10 steps in 1-2-5 sequence
Sensitivity Accuracy: ≤3% (×5 MAG: ≤5%) Vernier vertical Sensitivity; Continuously variable to 1/2.5 or less of panel-indicated value Frequency
Bandwidth DC~40MHz (×5 MAG:DC~15MHz) AC Coupling: Low limit frequency 10Hz.(With reference to 100Kz,8DIV. Frequency response with-3dB)
Rise Time: Approx: 9.5ns (×5 MAG: 25ns)
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
Maximum 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 40MHz

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
×10MAG sweep time accuracy: ±5% (20nsec ~50nsec are uncalibrated)
Linearity: ±3%, ×10MAG ±5% (20nsec ~50nsec are uncalibrated)
Position shift caused by ×10MAG: within 2DIV. at CRT screen center

X-Y Mode
Sensitivity: 5Vp-p(X-axis:CH1 input signal, Y-axis:CH2 input signal)
Frequency bandwidth: DC to at least 500kHz
X-Y phase difference: ≤30 at DC~5kHz

Z Axis
Sensibility: 5Vp-p (Positive-going signal decreases intensity)
Frequency bandwidth: DC~2MHz
Input resistance: Approx. 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: 8×10DIV (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: 1.0DIV
TRIG-ALT: 2DIV, EXT: 200mV
20MHz~20MHz: 2.0DIV
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 consumptions: Approx.40VA,35W (max)

Operating Ambient
Indoor, 2000m elevation
Ambient temperature: 10℃~35℃
Max operating range: 0℃~40℃
Humidity: 85% RH, dry
Size: 310×150×455(mm)
Weight: approx.8Kg
Storage temperature:-10℃~70℃

Accessories:
Power cord: ×1; Instruction manual:×1 ;  Probs:×2 ;

 

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