GW INSTEK GDS-307 手持式数字示波器 （70MHz，2通道）

Model

GDS-307

VERTICAL

Channels

2 (BNC-Shield)

Input Impedance

1MΩ±2%, 16.5pf approx.

Maximum Input

CAT II 300VRMS

Input Coupling

AC, DC, GND

Bandwidth

DC~70MHz (-3dB)

Rise time

<5ns

Sensitivity

2mV/div~10V/div (1-2-5 increments)

Accuracy

±(3% x Readout + 0.1 div + 1mV)

Bandwidth Limit

20MHz(-3dB)

Polarity

Normal, Invert

Offset Position Range

2mV/div~50mV/div : ±0.4V
100mV/div~500mV/div : ±4V
1V/div~5V/div : ±40V
10V/div : ±300V

SIGNAL ACQUISITION

Realtime sample rate

1GSa/s

Memory depth

5M points per ch

Acquisition mode

Average: 2~256 waveforms
Peak detect: 10ns
sin(x)/x or ET

Replay wfms.

30,000 wfms.

TRIGGER

Source

Ch1 or Ch2

Trigger mode

Auto, Normal, Single, Force

Trigger type

Edge, Pulse Width, Video, Alternate

Trigger Holdoff

10ns ~ 10s

Coupling

AC, DC, LFR, HFR, NR

Sensitivity

DC~25MHz: approx. 0.5div or 5mV
25MHz~ 70/100/200MHz: approx. 1.5div or 15mV

HORIZONTAL

Range

5ns~100s/Div (1-2-5 increments)

Roll

100ms/div ~ 100s/div

Pre-trigger

10 div max.

Post_trigger

1,000 div max(depend on time base)

Accuracy

±20ppm over any > 1ms time interval

XY MODE

Phase Shift

±3° at 100KHz

CURSOR AND MEASUREMENT

Cursors

Voltage difference between cursors(△V), Time difference between cursors(△T), frequency measure(1/△T)

Auto-measurement

36 sets.

Auto-counter

6 digits. Range: 2Hz to rated bandwidth

Autoset

Available

TEMPERATURE MEASUREMENT

Available

Non-Available

MISCELLANEOUS

Multi-Language Menu

Available

On-line Help

Available

Time and Clock

Available

BATTERY

Battery power

Li-polymer 6100mA/hr, 7.4V (Built-in)

Charge time

2.0 hour (75%)

Operation time

4.1 hour, depending on operating condition.

PROBE COMPENSATION

2V, 1KHz, 50% Duty cycle

INTERFACE

USB

USB Device (Isolation)

Internal Flash Disk

120MB

DISPLAY

Type

7 inch

Display resolution

480 x 800 pixels

Display direction

Landscape & Portrait

Backlight control

Manual adjustable, ECO mode

Touch panel

Capacitive

POWER ADAPTOR

Line Voltage

AC 100V~240V, 48~63Hz, Power Consumption 40W

DC Output: 12V/3A, Double Shield

OPTION

Differential Probe

Dual-channel, 40MHz, CAT II 600V

DIMENSIONS & WEIGHT

1.5Kg,  HxWxD(mm)  240mm x 136mm x60 mm

DMM

DIGIT LEVEL

50,000 counts

CAT II 600VRMS, CAT III 300VRMS

DC VOLTAGE

Range

50mV, 500mV, 5V, 50V, 500V,  1000V  6 ranges

Accuracy

GDS-307/310/320: 50mV, 500mV, 5V, 50V, 500V ±(0.05% + 5 digits), 1000V ±(0.1% + 5 digits) 

GDS-207/210/220: 50mV, 500mV, 5V, 50V, 500V, 1000V ±(0.1% + 5 digits)

Input Impedance

10MΩ

DC CURRENT

Range

50mA, 500mA,  10A   3 ranges

Accuracy

GDS-307/310/320: 50mA - 500mA, 2 Ranges, ±(0.1% + 5 digits), 10A ±(0.5% + 1 digits) 

GDS-207/210/220: 50mA - 500mA, 10A 3 Ranges, ±(0.5% + 1 digits)

AC VOLTAGE

Range

50mV, 500mV, 5V, 50V, 700V  5 ranges

Accuracy

50mV, 500mV, 5V, 50V, 700V ±(1.5% + 15 digits) at 50Hz-1kHz

AC CURRENT

Range

50mA, 500mA, 10A 3 ranges

Accuracy

50mA, 500mA, ±(1.5% + 15 digits) at 50Hz-1kHz 
10A ±(3% + 15 digits) at 50Hz-1kHz

* Measure range: >10mA

RESISTANCE

Range

500Ω, 5kΩ, 50kΩ, 500kΩ, 5MΩ, 5 range

Accuracy

500Ω, 5kΩ, 50kΩ, 500kΩ ±(0.3% + 3 digits)

5MΩ ±(0.5% + 5 digits)

* Measure range: 50Ω to 5MΩ

DIODE TEST

Maximum forward voltage 1.5V, Open voltage 2.8V

CONTINUITY BEEP

< 15 Ω

FUNCTIONS

Auto Range, Max, Min, Hold, Trend plot