Sell Dual-trace oscilloscope
| Post Date: |
Jul 13, 2008 |
| Expiry Date: |
Jul 13, 2009 |
Detailed Selling Lead Description
Vertical system - Verticals resolution: 8bits (28point/DIV)
- Accuracy: ± 3% ± 0.4mm ( × 5MAG: ± 5% ± 0.4mm)
- Equivalent bandwidth: ± 3% ± 0.4mm( × 5MAG: ± 5% ± 0.4mm) -3dB, Sine Interpolate
- Interpolation: Sine/Line
- Horizontal System
- Maximum Sample Rates: 20MS/s
- Horizontal resolution: 10bit (100point/DIV)
- Time base: 0.2 μ s/DIV~10s/DIV ( × 10MAG:1s/DIV~20ns/DIV)
- Sweep mode: AUTO, NORM, ROLL.
- Saved waveform expand rate: Maximum 100
- Trigger
- Trigger preset: DIV2, 5, 8
- Acquisition
- Dual Channel Acquisition:
- 10s/DIV~0.5 μ s/DIV:CHOP; 0.2ms/DIV~0.2 μ s/DIV: ALT
- Acquisition Length: 1024Byte/CH
- Display
- View time: 0.2s~5s Adjustable
- Display Memory Length: 1024Byte/CH
- Reference Memory Length: 1024Byte/CH
- RS232 interface transfer rate: 19200
- VERTICAL AXIS
- Sensitivity: 5mV~5V/DIV,10 steps in 1-2-5 sequence
- Sensitivity accuracy: ≤ 3% × 5 MAG: ≤ 5%
- Vernier vertical sensitivity: To 1/2.5 or less of panel-indicated value
- Frequency bandwidth: DC~20MHz( × 5MAG:DC~7MHz); AC coupling:Low limit frequency 10Hz.(With reference to 100KHz, 8DIV. Frequency response with-3dB.)
- Rise time: Approx.17.5ns ( × 5MAG:Approx.50ns)
- Input impedance: Approx.1M Ω /Approx.25pF
- Square wave characteristics: Overshoot: ≤ 5%(At 10mV/DIV range); Other distortions and other ranges:5% added to the above value
- Dc balance shift: Adjustable on panel
- Linearity: ≤± 0.1DIV of amplitude change when waveform of 2DIV at graticule center is moved vertically
- Vertical modes:
- CH1 single channel; CH2 single channel;
- DUAL: CH1 and CH2 are displayed simultaneously. ALT or CHOP selectable at any sweep rate;
- ADD:CH1+CH2 algebraic addition
- Chopping repetition frequency: Approx.250KHz
- Input coupling: AC, GND , DC
- Maximum input voltage: 300Vpeak (AC: frequency 1KHz or lower);When set probe switch at 1:1, the maximum effective readout is 40Vpp(14Vrms at sine wave),or set probe switch at 10:1,the maximum effective readout is 400Vpp(140Vrms at sine wave).
- 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
- CH1 signal output: At least 20mV/DIV into a 50 Ω termination. Bandwidth is 50Hz to at least 5MHz
- CH2 INV BAL: Balanced point variation: ≤ 1DIV(Reference at center graticule)
- TRIGGERING
- Triggering source: CH1, CH2, LINE, EXT
- Coupling: AC: 20Hz to 20MHz
- Slope: +/-
- Sensitivity: 20Hz~2MHz: 0.5DIV, 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:1M Ω /approx.25pF; Max.input voltage 300V(DC+AC peak), AC: Frequency not higher than 1KHz
- HORIZIONTAL AXIS
- Sweep time: 0.2 μ Sec~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: Same as vertical axis. (X-axis: CH1 input signal;Y-axis:CH2 input signal.); Frequency bandwidth: DC to at least 500KHz; X-Y phase difference: ≤ 3°at DC-50KHz
- Z AXIS
- Sensitivity: 5Vp-p (Positive-going signal decreases intensity);
- Frequency bandwidth: DC~2MHz; Input resistance: Approx.47K Ω ;
- 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.1K Ω
- CRT
- Type: 6-inch rectangular type, internal graticule; Phosphor: P31;Acceleration voltage: Approx.2KV; Effective screen size: 8 × 10DIV(1DIV=10mm(0.39in)); Graticule: Internal; Trace rotation: Provided
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| NOTE |
- 20MHz Dual Channel
- High sensitivity 1mV/DIV
- Z Axis Input
- CH1 Output
- 10 times sweep magnification
- TV Synchronization, X-Y mode
- High luminance, internal graticule Toshiba CRT
- Fmax=20MS/s
- Store depth:1K × CH2+1K × 2(Reference Memories)
- Preset triggering function, pre-trigger signal observation
- Two channel, two reference waveform display Simultaneous 4 Waveforms Information
- The minimum sweeping speed is 10s/DIV, The ration measures ultra low frequency signals
- Measure and display Single shot, Non-period Signals Built in RS232 interface for communication with the computer Analog, ultra low speed and storage oscilloscope, three in one high performance with low price
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