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產品型號：Protek 6502 (Protek6502)

制造廠商：北京市北方思源電子技術中心

所在地區：北京

模擬示波器 Protek 6502

廠家: 韓國PROTEK
尺寸: 5.5H x 13.4 W x 14.8D
重量: 24 lbs

20MHz 示波器
雙通道、4蹤
20MHz 帶寬
5倍放大器 
X-Y 運行

20MHz Bandwidth

Alt-Mag sweep for simultaneous display of main and X5 magnified trace

1mV/Div Vertical sensitivity

Alternate trigger for a stable display of unrelated signals

X5 Sweep Magnification

Large 6 inch CRT with internal graticule, for parallax free measurements

Autofocus

Internal Sync separator circuit for stable triggering on video signals

Lightweight with low power consumption

SPECIFICATIONS

Vertical Amplifier

(CH 1 and CH 2)

Sensitivity: 5mV/Div to 5V/Div in 10 steps (1-2-5 seq);

X5 Mag: 1mV/Div to 1V/Div

Accuracy: ±3% (5% in X5 Mag)

Bandwidth (-3dB): DC to 20MHz

Rise Time: < 17.5ns

Input Impedance: 1MW + 25pF

Input Coupling: AC-Gnd-DC

Invert Channel: CH2

Display Modes: CH1, CH2, Add, Dual

Chop Frequency: 250kHz ±3%

Maximum Input Voltage: 400V (DC or AC peak)

CH1 Signal Output: 20mV/Div into 50W: (50Hz to 5MHz)

Horizontal Sweep

Sweep Time: 0.1μs/Div to 0.2s/Div in 20 steps

(1-2-5 seq); X5 Mag: 20ns/Div to 40ms/div

Accuracy: ±3% (±5% in X5 Mag)

Display Mode: A, Alt-Mag, XY

Sweep Magnifier: X5 ±5%

Trace Sep: 1.5 Div Min

Horizontal Amplifier

Linearity: ±3% (±5% in X5 Mag)

X-Y Mode: CH 1-X axis, CH 2-Y axis

Sensitivity: Same as CH 1 Vertical Amplifier

Bandwidth (-3dB): DC to 500kHz

Phase Error: 小于等于 3° DC to 50kHz

Triggering

Modes: Auto, Norm, TV-V, TV-H

Source: CH 1, CH 2, Line, EXT

Coupling: AC

Slope: Positive or Negative

Trigger Sensitivity:

Int: DC to 2MHz (2 Div), 2MHz to 20MHz (3 Div)

Ext: DC to 2MHz (200mV P-P), 2MHz to 20MHz (300mV P-P)

TV Synch: Int (1 Div Min), Ext (1 V P-P Min)

TV-H (Television Line synchronizing Freq)

TV-V (Television Frame synchronizing Freq)

Automatically switched by the A Time/Div Front panel control

External Trigger Input:

Input Impedance: 1 MW + 20pF

Maximum Input Volts: 300V (DC or AC peak)

Z Axis Modulation

Sensitivity: 5V P-P (Intensity increases with a negative

going input)

Bandwidth (-3dB): DC to 2MHz

Input Impedance: Approx. 33 KW

Maximum Input Voltage: 30V (DC or AC peak)

Calibrator Signal

Frequency: Approx. 1kHz (±20%)

Voltage: 0.5V P-P ±3%

Duty Cycle: Approx. 50%

CRT

Type: 6" rectangular CRT with illuminated internal 8 X 10 Div

graticule (1 Div = 1cm)

Acceleration Voltage: 2kV