Description:
CE certificate High sensitivity up to 1mV/div; Waveforms parallax-free with the CRT's internal graticule scale; Alt Mag, Alt Trig, TV synchronization, Auto focus, Trigger Lock; Component test.
Details:
|
Vertical Axis
|
4320B
|
4340B
|
|
CH1 and CH2 sensitivity
|
5mV/div~5V/div, 1-2-5 step, 10 calibratedsteps
|
5mV/div~10V/div, 10 calibratedsteps (1mV/div~1V/div at×5 MAG)
|
|
Accuracy
|
×1: ±3%, ×5: ±5% (Vertical knob is set to CAL position)
|
|
Variable vertical sensitivity
|
To less than 1/2.5 times indicated sensitivity value
|
|
Frequency bandwidth ×5 MAG
|
DC:DC to 25MHz AC:10Hz to 25MHz
|
DC:DC to 40MHz AC:10Hz to 40MHz
|
|
DC:DC to 7MHz AC:10Hz to 7MHz
|
DC:DC to 7MHz AC:10Hz to 7MHz
|
|
20MHz bandwidth
|
AC:10Hz~20MHz -3dB DC:DC-20MHz
|
|
Rising time
|
Approx. 14ns
|
Approx. 8.8ns
|
|
Input impedance
|
1MΩ±2%, 25pF ±3pF
|
|
Max.input voltage
|
400V(DC+ACpeak)
|
|
Input coupling system
|
AC-GND-DC
|
|
CH1 Output Amplifier
|
|
Output voltage
|
Min. 20mV/div
|
|
Output impedance
|
Approx. 50Ω
|
|
Bandwidth
|
50Hz to 5MHz (-3dB)
|
|
Time Axis
|
|
Sweep mode
|
×1, ×5, ×1, ×5ALT
|
|
Sweep time
|
0.1μs/div-0.2s/div, in 20 calibratedsteps (1-2-5 seq)
|
|
Sweep expansion
|
20ns/div-40ms/div
|
|
Alt. MAG TRACE
|
Max. 4 traces
|
|
Trace Sep. Var
|
Min. 1.5div
|
|
Trigger
|
|
Trigger mode
|
Normal, auto, TV-V, TV-H
|
|
Trigger source
|
INT, CH2, Line, EXT
|
|
Polarity
|
+, -
|
|
Coupling system
|
AC coupling
|
|
|
Freq.
|
INT
|
EXT
|
Freq.
|
INT
|
EXT
|
Freq.
|
INT
|
EXT
|
|
Sensitivity
|
NORM
|
10Hz-25MHz
|
1.5div
|
300mV
|
10Hz-40MHz
|
2div
|
800mV
|
10Hz-60MHz
|
2div
|
200mV
|
|
AUTO
|
20Hz-25MHz
|
1.5div
|
300mV
|
20Hz-40MHz
|
2div
|
800mV
|
20Hz-60MHz
|
2div
|
200mV
|
|
LOCK
|
50Hz-20MHz
|
2div
|
300mV
|
50Hz-20MHz
|
2div
|
800mV
|
50Hz-30MHz
|
2div
|
300mV
|
|
TV sync.
|
INT
|
Min. 1div
|
|
EXT
|
Min. 1Vp-p
|
|
3820 has ALT triggering, Amplitude≥3div, trigger frequency:50Hz-25MHz
|
|
X-Y operation
|
|
Operating mode
|
CH1, X-axis and CH2, Y-axis; When in X-Y operation mode
|
|
Sensitivity
|
As vertical axis
|
|
Input impedance
|
1MΩ±2%, 25pF ±3pF
|
|
X-axis bandwidth
|
DC~500kHz
|
|
Phase difference
|
≤3° (DC~50kHz)
|
|
Z-Axis
|
|
Input impedance
|
33kΩ
|
|
Max. input voltage
|
30V(DC+AC peak) , AC freq≤1kHz
|
|
Bandwidth
|
DC~2MHz
|
|
Input signal
|
±5V
|
|
Cal
|
|
Freq
|
1kHz±2%
|
|
Output level
|
0.5V (±2%)
|
|
Duty
|
≥48:52
|
|
Power supply
|
|
Voltage
|
AC 200V~240V
|
|
Frequency
|
50Hz/60Hz
|
|
Power consumption
|
35W
|
|
CRT
|
|
Type
|
6 inch square internal scale
|
|
Acceleratevoltage
|
-1.9kV
|
12kV
|
|
Effective screen
|
8div (vertical)×10div(horizontal)
|
|
Mechanicalcharacters
|
|
Dimension
|
140H×335W×375D(mm)
|
|
Weight
|
Approx 7.2KGS
|
|
