Digital Oscilloscopes

Digital Oscilloscopes is the one used for viewing the signals coming directly from devices like sound cards, which allows the real-time display of waves. It is used for testing circuits and for troubleshooting electronic devices such as televisions. Digital Oscilloscopes goes through several quality inspections to make sure that we serve our clients with a defect free range.

Specification

Specification:

Horizontal System:

• Sweep time: 0.2 uSec~0.5 Sec / DIV, 20 steps in 1-2-5 sequence;
• Sweep time accuracy: ±3%
• Vernier sweep time control: ≤1/2.5 of panel-indicated
• Linearity: ±5%,×10 MAG: ±10% (0.2s~1us)
• Position shift caused by ×10MAG: within 2DIV. At CRT screen center

X-Y MODE:

• Frequency bandwidth: DC to at least 500KHz;
• X-Y phase difference: ≤3° at DC~50KHz
• Sensitivity: Same as vertical axis. (X-axis : CH1 input signal; Y-axis : CH2 input signal);

Calibration voltage

• Waveform: Positive-going square wave;
• Frequency: Approx. 1KHz;
• Duty ratio: Within 48:52;
• Output voltage: 2Vp-p±2%;
• Output impedance: Approx. 1KΩ
• Calibration signal:
• Waveform: Positive-going square wave;
• Frequency: Approx. 1KHz;
• Duty ratio: Within 48:52;
• Output voltage: 2Vp-p±2%;
• Output impedance: Approx.1KΩ

CRT:

• Type: 6-inch rectangular type, internal graticule;
• Phosphor: P31;
• Acceleration voltage: Approx. 2KV (20MHz) / Approx. 12kv (40MHz);
• Effective screen size: 8×10 DIV [1DIV=10mm(0.39in)];
• Graticule: Internal;
• Trace rotation: Provided

Vertiacl axis:

• Sensitivity: 5mV~5V / DIV, 10 steps in 1-2-5sequence
• Sensitivity accuracy : ≤3%
• Vernier vertical sensitivity: Continuously variable to 1/2.5 or less of panel-indicated
• Frequency bandwidth: DC~30MHz (x5 MAG : DC~7MHz) / DC~40MHz (x5 MAG : DC~15MHz) DC~50MHz (X5 MAG : DC~15 MHz)
• AC coupling: Low limit frequency 10Hz. (With reference to 100KHz, 8DIV, Frequency response with-3dB.)
• Input impedance: Approx.1 MΩ / Approx. 25pF
• DC balance shift: 5mV~5V / DIV: ±0.5 DIV, 1mV~2mV / DIV ±2.0 DIV
• Linearity: <±0.1 DIV 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