Technical Data; C.r.t; Vertical Or Y-Axis - Philips PM 3214 Anleitung

10
1.2 TECHNICAL DATA
Properties expressed in numerical values with stated tolerances are guaranteed for ambient temperatures of +5
°C .... + 40 °C unless stated otherwise. Numerical values without tolerances are typical and represent the
characteristics of an average instrument.
1.2.1
Designation
C.R.T.
Type
Measuring area
Screen type
Total acceleration
Graticule
Engravings
1.2.2 Vertical or Y-axis
Display modes
Channel B polarity
Response:
Frequency range
Rise time
Pulse aberrations
Deflection coefficients
Continuous control range
Deflection accuracy
Input impedance
input RC time
Maximum permissible input
voltage
Chopping frequency
Vertical positioning range
Dynamic range
Visible signal delay
C.M.R.R. in A-B mode
Cross talk between channels
Instability of the spot position:
Temperature drift
Specification
D14-125 GH/08
8 x 10 divisions
P31 (GH)
10 kV
Internal
Centimetre divisions with
subdivisions of 2 mm along
the central axis. Dotted
lines indicate 10% and 90%
of measuring lattice for
measurement of rise time.
Channel A only
Channel B only
A and B chopped
A and B alternated
A and B added
Normal or inverted
DC : 0 .... 25 MHz (-3 dB)
AC : 2 Hz .... 25 MHz (-3 dB)
14 ns
2 mV/DIV .... 10 V/DIV
1 : ~ 2,5
±3%
1 MS2/20 pF
0,1 s
400 V, d.c. + a.c. peak
500 kHz
16 divisions
24 divisions
~40ns
40 dB at 1 MHz
-40 dB or better at 10 MHz
5 0,3 div/hour
Additional Information
Rectangular tube face, mesh type,
post accelerator, metal backed
phosphor.
1 div. equals 1 cm
P7 (GM) optional
Cont. variable illumination
Measured at 8 div. amplitude and
applied rise time of ~ 1 ns.
1-2-5 sequence
Coupling switch to AC
After adjustment at d.c. or low
frequencies
t
1
1
r
r
i