User Manual

GOS-6200 OSCILLOSCOPE
USER MANUAL
⎯ 4 ⎯
2.TECHNICAL SPECIFICATIONS
Sensitivity 2mV~5V/DIV, 11 steps in 1-2-5 sequence
Sensitivity Accuracy
±3% (5 DIV at the center display )
Vernier Vertical Sensitivity
Continuously variable to 1/2.5 or less than
panel-indicated value
Frequency Bandwidth(-3dB) DC ~ 200MHz (5mV/DIV:DC~150MHz)
(2mV/DIV:DC ~ 20MHz)
Rise Time 1.75ns(5mV/DIV:2.33ns) (2mV/DIV:17.5ns)
Signal Delay Leading edge can be monitored
Maximum Input Voltage 400V (DC+AC) at 1kHz or less
Input Coupling AC, DC, GND
Input Impedance
1MΩ±2% // 25pF approx.
Vertical Modes
CH1,CH2,DUAL(CHOP/ALT),ADD(DIFF mode can
Be established when the CH2 is in the INV mode)
CHOP Repetition Frequency Approx. 250kHz.
Polarity (INV) CH2 only
Bandwidth Limited 20MHz
VERTICAL
DEFLECTION
SYSTEM
Common-mode
Rejection Ration
50:1 or better at 50kHz
Trigger Modes AUTO, NORM, TV
Trigger Source CH1, CH2, LINE, EXT. EXT/10
Trigger Coupling AC, DC, HFR, LFR, NR
Trigger Slope +/- polarity or TV sync polarity
Mode Frequency INT EXT
10Hz~20MHz 0.35DIV 50mVpp
AUTO
20MHz~200MHz 1.5DIV 150mVpp
DC~20MHz 0.35DIV 50mVppNORM
20MHz~200MHz 1.5DIV 150mVpp
Trigger Sensitivity
TV Sync signal 1DIV 200mVpp
Trigger Level Range
INT : ± 4 DIV or more
EXT : ± 0.4 V or more
EXT/10 : ± 4 V or more
TV-V, TV-H, TV-L
TV-Line Selection
Standard Field 1 Field 2
NTSC(525H) 1H~263H 1H~262H
PAL (625H)
TV Sync
SECAM(625H)
1H~313H 1H~312H
Max. External Input Voltage 400V (DC + AC peak) at 1kHz
TRIGGER
SYSTEM
External Input Impedance
1MΩ± 5% // 25pF approx.
GOS-6200 OSCILLOSCOPE
USER MANUAL
⎯ 5 ⎯
Horizontal Modes MAIN(A), ALT, DELAY(B)
A (main) Sweep Time
20ns~0.5sDIV, continuously variable
(UNCAL)
B (delay) Sweep Time 20ns~50msDIV
Accuracy ± 3% (± 5% at × 10 MAG)
Sweep Magnification × 10 (maximum sweep time 2nS/DIV)
Hold Off time Variable
Delay Time 1us~5s
Delay Jitter 1/20000 or less
HORIZONTAL
DEFLECTION
SYSTEM
Alternate Separation Variable
Sensitivity Accuracy
X-axis, Y-axis selectable
X-axis: CH1, CH2Æ 2mV~5V/DIV ± 3%
EXT Æ 0.1V/DIV ± 5%
EXT/10 Æ 1V/DIV ± 5%
Y-axis: CH1,CH2Æ 2mV~5V/DIV ± 3%
X-axis Bandwidth DC~500kHz (-3dB)
X-Y
OPERATION
Phase Error
3°or less at DC~50kHz
Cursor Measurement Function
ΔV,ΔV%,ΔVdB,ΔT,1/ΔT,ΔT%,Δ
Θ .
Cursor Resolution 1/100 DIV
Effective Cursor Range Vertical: ± 3 DIV; horizontal: ± 4 DIV
CURSOR
READOUT
FUNCTION
Panel setting
Vertical: V/DIV (CH1,CH2),UNCAL, ADD,
INV, P10, AC/DC/GND.
Horizontal: S/DIV (MTB, DTB), UNCAL
x 10MAG, Delay time, Hold-off.
Trigger: Source, Coupling, Slope, Level ,
TV-V/TV-H/TV-L.
Others: X-Y, LOCK, SAVE/RECALL
MEM 0-9.
Parameter Function
FREQ, PERIOD,±WIDTH, ±DUTY,
(+ or – polarity selected by trigger slop.)
Display Digits Max. 6-digits, decimal.
Frequency Range 50Hz~200MHz.
Accuracy
1kHz~200MHz: ±0.01%
50Hz~1kHz : ±0.05%
AUTO
MEASUREMENT
FUNCTION
Measuring Sensitivity
>2div(measuring source selected from CH1
and CH2 as synchronous signal source.)