Analog Oscilloscope with Frequency Counter TOS-2000FG Series

Analog Oscilloscope with Frequency Counter TOS-2000FG Series

SKU:
TOS-2020FG, TOS-2040FG, TOS-20
Warranty:
N/A
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Specification

Data is being updated

Đặc điểm nổi bật 

★ Hai ngõ ra với băng thông lần lượt 20MHz/40MHz/50MHz 
★ Độ nhạy cao 1mV/DIV 
★ 10 times sweep magnification 
★ TV synchronization; X-Y mode 
★ Z-axis modulation input; CH1 signal output 
★ High illumination internal graticule CRT 
★ Japanese encoded switch, reliable and durable 
★ Fully sealed durable attenuation switch 
★ ALT triggering function, enabling simultaneous observation of two independent signals 
★ Trigger level lock function; Auto synchronize function 
★ Built-in 6 digit frequency counter

Thông số kỹ thuật 

ModelTOS-2020FGTOS-2040FGTOS-2050FG
Vertical system
Sensitivity5mV~5V/DIV, 10 steps in 1-2-5 sequence
Sensitivity accuracy≤3%; X5MAG: ≤5%
Verniersensitivity1/2.5 or less than panel indicated value
Bandwidth

DC~20MHz

(X5MAG: DC~7MHz)

DC~40MHz

(X5MAG: DC~15MHz)

DC~50MHz

(X5MAG: DC~15MHz)

AC coupling 
Rise time

Approx. 17.5ns

(X5MAG: Approx. 50ns)

Approx. 8.75ns

(X5MAG: Approx. 25ns)

Approx. 7ns

(X5MAG: Approx. 23.3ns)

Input impedanceApprox. 1MΩ//Approx. 25pF
DC balance shift5mV~5V/DIV: ±0.5DIV
Vertical modeCH1, CH2, DUAL (ALT/CHOP), ADD, CH2 INV
Chopping repetition frequencyApprox. 250kHz
Input couplingAC, GND, DC
Max. Input voltage400V peak-peak, AC frequency≤1kHz
Common mode rejection ratio>50:1 at 50kHz sine wave (set CH1 and CH2 at same sensitivity)
CH2 INV BALBalanced point variation≤1DIV (referred to graticule center)
Horizontal system
Sweep time base0.2us~0.5s/DIV, 20 steps in 1-2-5 sequence
Sweep time base accuracy±3%, X10MAG: ±5% (20ns~50ns/DIV uncalibrated)
Vernier sweep time base≤1/2.5 of panel indicated value
Sweep magnificationX10 (Max. sweep time base 20ns/DIV)
Position shift caused by X10MAGWithin 2DIV at CRT screen center
Linearity±5%, X10MAG: ±10% (0.2s~1us)
Triggersystem
Trigger modeAUTO, NORM, TV-V, TV-H
Trigger level lockProvided
Trigger sourceCH1, CH2, LINE, EXT
Trigger couplingAC: 20Hz to full bandwidth
Polarity“+” or “-” polarity
SensitivityFrequency20Hz~2MHz2MHz~20MHz20MHz~40MHz40MHz~50MHz
CH1, CH21DIV1.5DIV2.5DIV3DIV
ALT2DIV3DIV  
EXT200mV800mV  
TV: Sync pulse>1DIV (EXT: 1V)
External trigger input

Input impedance: Approx. 1MΩ//Approx. 25pF

Max.input voltage: 400V (DC+AC peak), AC frequency≤1kHz

X-Y mode
Sensitivity5mV~5V/DIV, ±3%
X-axis bandwidthDC~500kHz (-3dB)
X-Y phase error≤3° at DC~50kHz
Output signal
CH1 signalMin.20mV/DIV (50Ω output bandwidth 50Hz~5MHz)
Calibration signalWaveformPositive-going square wave
FrequencyApprox. 1kHz
Duty ratio<48:52
Output voltage2Vpp±2%
Output impedanceApprox. 1kΩ
Z-axis input
Sensitivity5Vpp
BandwidthDC~2MHz
Input impedanceApprox. 47kΩ
Max. input voltage30V (DC+AC peak), AC frequency≤1kHz
Frequency counter
Display6 digits LED
Display accuracy0.01%
CRT
Display6" rectangle, internal graticule, 8x10DIV (1DIV=1cm)
PhosphorP31
Accelerating voltageApprox. 2kV (20MHz); Approx. 12kV (40MHz)
Trace rotationAdjustable at front panel
General
Power sourceAC110V/220V±10% selectable, 50/60Hz, Max.35VA
AccessoriesPower cord x1, Operation manual x1, Probe x2
Dimension310x150x455mm
WeightApprox.8kg

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