| Features |
• 20MHz 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 swetch
• ALT Triggering Function,two independent signals
• Triggering level lock function. Automatic synchronize function
• Build-in 6 Digit Frequency Counter |
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| Specifications |
1) 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
2) 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 ×10MAG: within 2DIV. at CRT screen center
3) X-Y MODE
Sensitivity:5Vp-p(X-axis:CH1 input signal, Y-axis:CH2 input signal);
Frequency bandwidth: DC to atleast 500kHz;
X-Y phase difference: ≤30 at DC~5kHz
4) 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)
5) CALIBRATION VOLTAGE
Waveform: Positive-going square wave;
Frequency: Approx. 1kHz;
Duty ratio: Within 48: 52;
Output voltage: 2Vp-p ±2%; Output impedance: Approx. 1kΩ
6) 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
7) TRIGGERING
Triggering source: CH1, CH2, LINE, EXT
Coupling: AC: 20Hz to full bandwidth
Slope: +/-
Sensitivity: 20Hz~2MHz: 1.0DIV
TRIG-ALT: 2DIV, EXT: 200mV
2~2MHz: 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
7) Power requirement
Voltage: Fixed AC220V±10% or 110/220V±10% selectable
Frequency:50/60Hz
Power conseumption: Approx.40VA,35W(max)
8) 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 |
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