台湾品极 模拟示波器 PS-355( 40MHz 推迟扫瞄 )

CATHODE   RAY TUBE

6   inch diagonal, rectangular screen with internal

graticule   8 x 10 DIV ( 1 DIV = 1 cm ), P31 phosphor. 2.1 kV accel voltage.

VERTICAL   DEFLECTION

Bandwidth   :

DC-40   MHz ( -3db )

Sensitivity   :

1   mV / DIV - 1 V / DIV ( 15 MHz -3db ). x 5 gain selected. 5 m V/ DIV - 5 V /   DIV

Attenuator   :

1-2-5   sequence. 10 step with variable control.

Input   Impedance :

1MΩ±   2%, 25 pF ± 10 pF

Max.   Input Voltage:

400   V ( DC + AC peak ).

Rise   Time:

Less   then 8.8 nS

Over   Shoot:

Less   than + / - 5 %

Operation   Mode:

CH   1, CH 2, DUAL ( ALT, CHOP ).

Algebraic   Addition:

CH   1 + CH 2, CH 1 - CH 2.

Inverter:

CH   2 only.

HOIZONTAL   DEFLECTION

X-Y   Mode

switch   selectable using

X-Y   switch CH 1 : X axis. CH 2 : Y axis.

Accuracy:

Y   - Axis + / - 3 % X - Axis + / - 6 %

Bandwidth:

DC   - 1 MHz ( -3db ).

X-Y   Phase Difference:

Approximately   3°at 50 kHz.

SWEEP   SYSTEM

Sweep   Display Mode:

Main,   Mix, Delay.

Hold   Off Time:

5:1   continuously variable. ( 0.1 /FONT>S / DIV )

MAIN   SWEEP

Sweep   Speed:

10X,   +/- 10% to 2S/div in 1-2-5 sequence, 23 steps.

Accuracy:

+   / -3 %.

Variable   Time Control:

5:1,   uncalibrated, continuously variable between steps

Sweep   Magnification:

10X,   +/- 10% ( 2.0S/DIV - 0.2μS/DIV).

extend   sweep speed up to 10 nS / DIV.

DELAY   SWEEP

Sweep   Speed:

0.1μS   / DIV S / DIV - 2.0S /

DIV   in 1-2-5 sequence 23 steps.

Accuracy:

+   / - 3%.

Sweep   Magnification:

10X,   +/- 10% ( 2.0S/DIV - 0.2μS/DIV)

extend   sweep speed up to 10nS/DIV.

Delay   Time Position:

Variable   control to locate desirable waveform for extending.

TRIGGERING

Trigger   Coupling:

AUTO,   NORM. TV-V, TV-H.

Trigger   Source:

CH   1, CH2, ALT, LINE, EXT.

Slope:

+   / -

TRIGGER   SENSITIVITY COMPONENT TEST

Test   Voltage:

Max.   6 Vrms ( open circuit ).

Test   Current

Max.   11 mA ( shorted ).

Test   Frequency

Line   Frequency.

Components

Capacitor,   Inductor, Diode, Transistor, Zener etc.

CH   2 OUTPUT