供应 出口型J2459 学生示波器

J2459-based student oscilloscope is the industry standard by the State Education Commission JY0011-90 to improve the design of small oscilloscope; frequency response as DC ~ 3MHz, vertical deflection factor 50mVp-p / grid, can quantitatively test wave amplitude, the error is not more than 10%; instrument is small, light weight, simple, portable, power, cheap and so is the middle school physical education, labor and technology teaching and staff teaching courses in the experimental group of students the ideal oscilloscope. ProductName: J2459students oscilloscope

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Standard J2459 vertical frequency response: DC-DC ~ 3MHz ≤3dB, AC 10Hz ~ 3MHz ≤ 3dB

* Deflectionfactor: 50mVp-p / grid, error ± 10%

• Input Capacitance: 1M ∥ 40PF

* Attenuation ratio: 1, 10, 100, 1000, error ± 10%

* Input voltage: 400V(DC +ACpk)

Scan system Scan Frequency: 10Hz ~100kHz, sub-Si Dang

* Synchronization: Internal synchronization is, within the negative sync

* The level of the system frequency response: 10Hz ~ 500kHz ≤ 3dB

* Deflection factor: 100mVp-p / grid

• Input Capacitance: 1M ∥ 60PF

· Waveform: sine wave 50Hz

* Range: 250mVp-p ± 10%

* Persistence: The

* Working environment: temperature 0 ℃ ~ +40 ℃

* Relative humidity: ≤90% (40 ℃) Size &Weight: 300 × 130 × 190 (height × width ×depth) 3kg