100MHz Four Trace Oscilloscope  Model 3810
  
     
 
Features
 Model 3806
  • Auto Focus
  • TV Triggering Frame (V) & Line (H)
  • Line Trigger
  • Elegant
  • Surface Mounting Technology
  • DC to 100MHz Bandwidth
  • 1mV/div Sensitivity on Both Channels
  • CH1 & CH2 Independent Channels
  • Algebraic Addition and Subtraction
  • X-Y Operation
  • 5ns/div to 0.2s/div Time Base
  • A ALT B SWEEPS - Max. 4 Traces
  • A and B Delayed Sweep
  • HOLD-OFF Time Adjustable
  • Scale Illumination
  • Z Modulation
  • 8 x 10 cm Display Internal Graticule
Technical Specifications
VERTICAL DEFLECTION (Y)
Deflection Coefficient (CH1 & CH2) 1mV/div to 5V/div. 5mV/div to 5V/div in 10 calibrated steps in 1-2-5 sequence.
x5 Magnification increases the sensitivity to 1mV/div to 1V/div.
Accuracy x1 : ±3%, x5 : ±5%.
Variable 1 / 2.5 times uncalibrated continuously variable control extends the Deflection Coeffi-cient to more than 12.5V/div.
Bandwidth x1 : DC to 100MHz (-3dB), dc coupled
      10Hz to 100MHz (-3dB), ac coupled.
x5 : DC to 20MHz (dc coupled)
      10Hz to 20MHz (ac coupled).
Rise Time 3.5ns or less, 17.5ns (x5 MAG).
Bandwidth Limit DC - 20MHz, -3dB.
Display Modes CH1, CH2, DUAL (CH1, CH2 ALT/CHOP), Algebraic ADD and SUBTRACT, CH2 INVT & X-Y (CH1 as X, CH2 as Y).
Input Impedance 1M ohms // 25pF approx. ±3pF.
Input Coupling AC-GND-DC.
Maximum Input Voltage 400 Volts (dc + peak ac).
Internal Trigger Signal INT, CH2, EXT, LINE.
TIME BASE  
Sweep Speed A : 21 calibrated steps, 50ns/div to 0.2s/div in 1, 2 & 5 sequence.
B : 8 calibrated steps, 50ns/div to 10µs/div in 1, 2 & 5 sequence.
Delay Sweep Continuous or triggered.
Delay Time 0.2µs to 2s.
Sweep Magnifier x10 Magnification increases the fastest sweep upto 5ns/div.
Accuracy x1 : ±3%, x10 : ±5%.
Operating Mode A, B, A ALT B, B delayed, X-Y (CH1 as X as CH2 as Y).
Hold-off Time Continuous or triggered.
TRIGGER SYSTEM  
Triggering Mode AUTO, NORM, TV-V, TV-H.
Source INT (CH1 or CH2) / CH2 / LINE / EXT.
Slope Positive or Negative.
Coupling AC coupling.
Trigger Sensitivity  
Internal Auto : 1.5 div - 20Hz to 100MHz.
Normal : 1.5 div - 10Hz to 100MHz.
External Auto : 0.2V p-p - 20Hz to 100MHz.
Normal : 0.2V p-p - 10Hz to 100MHz.
TV Sync. Internal : 2 div.
External : 1Vp-p.
HORIZONTAL DEFLECTION (X-Y)  
Deflection Coefficient Same as CH1 (CH1 X-axis, CH2 Y-axis).
Bandwidth DC - 2MHz (-3dB).
Input Impedance 1M ohms // 25pF approx. ±3pF.
Phase Difference <3º (DC - 100KHz).
GENERAL INFORMATION  
Cathode Ray Tube 140mm Rectangular screen, Internal Graticule, 8 x 10 cm, P31 phosphor.
Accelerating potential : 14kV.
Z-Modulation ±5V p-p signal upto 2MHz modulates at normal intensity.
Calibrator Provides 0.5V ±2%, 1KHz ±2% square-wave output for probe compensation.
Power Requirement 220V AC ±10%, 50Hz ±5%, 55W (max.).
Dimensions 150 (H) x 355 (W) x 440 (D) mm approx.
Weight 7.5 Kgs. approx.
Standard Accessories Instruction Manual, 2 High impedance switch probe with x1 or x10 attenuation, Mains cord.
Environmental Specifications Operating conditions
Normal : 10ºC to 40ºC, RH 35% to 85%.
Operational : 10ºC to 40ºC, RH 35% to 85%.
 

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