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CRO 20MHz, Dual Channel Dual Trace


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CRO 20MHz, Dual Channel Dual Trace

CRO 20MHz, Dual Channel Dual Trace

CRO 20MHz, Dual Channel, 2 Trace.

Cathode Ray Oscilloscopes :-

a) Screen: Diameter 5”, green phosphor

b) Vertical Frequency Response:

1) + 3db 4 Hz 1.2 MHz.

2) + 6db 3 Hz 2 MHz.

c) Sensitivity : 0.09 RMS volts per inch at 1 KHz

d) Input Impendence at 1 MHz :

1) 2.6 Meg ohms at x 1

2) 3.3 Meg ohms at x 10 and x 100 e)

Horizontal Frequency : + db 2 to 245 KHz f)

Response : + 6 bd 1 650 KHz.

g) Sensitivity : 0.275 RMS volts per inch at 1 Khz Input Impedance 25 Mfd shunting 10 Meg ohms Sweep Generator Multivariate 20 hz to over 150 Khz

h) Input : 230 volts A.C. 50 hz.

Cathode Ray Oscilloscope :-

a) Screen :Diameter 3” green Phosphor

b) Sensitivity :10 mv RMS / cm

c) Band width : 5 hz. to 50 Khz (3 db)

d) Input Impedance : 5M / 20 PF Normal

e) Distortion : 1% Max 3 cm trace

f) Time Base : 20 Hz to 75 Khz

g) Beam Shift : Full width of screen on X & Y axis

h) X – axis : Linear time base 50 Hz sine

i) Attenuation : In Y Amplifier

j) Test Signals :50 Hz. 1V and 10 V R.M.S. full filtered

k) Input :230 volts A C/50 hz

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