SPECIFICATIONS
CRT
Type: 6-inch rectangular with integral graticule, P31
phosphor.
Display Area: 8 x 10 div (1 div = 1 cm).
Accelerating Voltage: 2 kV.
Phosphor: P31.
Trace Rotation: Electrical, front panel adjustable.
VERTICAL AMPLIFIERS (CH 1 and CH 2)
Sensitivity: 5 mV/div to 5 V/div, 1 mv/div to 1 V/div at
X5 MAG.
Attenuator: 10 calibrated steps in 1-2-5 sequence. Vernier
control provides fully adjustable sensitivity between
steps; range 1/1 to at least 1/3.
Accuracy:
±
3%, 5 mV to 5 V/div; 5%, at X5 MAG.
Input Resistance: 1 M
Ω ±
2%.
Input Capacitance: 25 pF ±10 pF.
Frequency Response:
5 mV/div to 5 V/div:
DC to 20 MHz (
−
3 dB).
X5 MAG:
DC to 10 MHz (
−
3 dB).
Rise Time:
18 nS; 35 nS at X5 MAG.
Overshoot: Less than 5%.
Operating Modes:
CH 1:
CH 1, single trace.
CH 2:
CH 2, single trace.
DUAL:
CH 1 and CH 2, dual trace.
Alternate or Chop selectable at
any sweep rate.
ADD:
Algebraic sum of CH 1 + CH 2.
Chop Frequency: Approximately 500 kHz.
Polarity Reversal: CH 2 invert.
Maximum Input Voltage: 400 V (dc + ac peak).
HORIZONTAL AMPLIFIER
(Input through channel 1 input)
X
−
Y mode:
CH 1 = X axis.
CH 2 = Y axis.
Sensitivity: Same as vertical channel 2.
Input Impedance: Same as vertical channel 2.
Frequency Response:
DC to 1 MHz (
−
3 dB).
X-Y Phase Difference: 3° or less at 50 kHz.
Maximum Input Voltage: Same as vertical channel 1.
SWEEP SYSTEM
Time Base: 0.1
µ
S/div to 0.5 S/div in 1-2-5 sequence,
21 steps. Vernier control provides fully adjustable
sweep time between steps.
Accuracy:
±
3%, except ±20% on 0.1
µ
S/div.
Sweep Magnification: X10
±
10%.
Holdoff: Continuously adjustable for main time base from
NORM to 5 times normal.
TRIGGERING
Trigger Modes:
AUTO (free run), NORM, TV-V, TV-H.
Trigger Source:
CH 1, CH 2, Alternate, EXT, LINE.
Slope:
(+) or (–).
Trigger Coupling:
AUTO:
Sweep free-runs in absence of
suitable trigger signal.
NORM:
Sweep triggered only by adequate
trigger signal.
TV-V:
Video vertical sync pulses are
selected. Also usable for high
frequency reject.
TV-H:
Video horizontal sync pulses are
selected. Also usable for low
frequency reject.
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