Trigger Sensitivity; Internal Trigger Jitter; External Trigger Input; Level Range - Tektronix 7B51 Instruction Manual

Specification-Type 7B51
Characteristic Performance
Multiplier Accuracy Within 0.2%
Differential Time
Within 1% and 2 minor divisions for
Measurement
delay times 1 llS to 0.5 s
Accuracy
Within 2% and 2 minor divisions for
delay times 1 s to 5 s
Jitter
1 part or less in 50,000, of 10 times
the TIME/DIV setting
Trigger Sensitivity
Minimum
Triggering Triggering
Frequency Signal
Rangel
Required
Coupling INT EXT
- - - -
AC
30 Hz-10 MHz
0.3 Div 150 mV
10 MHz-100 MHz 1.5 Div 750mV
AC LF REJ
2
30 kHz-10 MHz
0.3 Div 150 mV
10 MHz-100 MHz 1.5Div 750mV
AC HF REJ
30 Hz-50 kHz
0.3 Div 150 mV
DC
DC-10 MHz
0.3Div 150 mV
10MHz-100M!:Iz 1.5Div 750mV
Single Sweep Triggering requirements same as
normal sweep. When triggered,
sweep generator
produces one
sweep only.
Internal Trigger 1 nanosecond or less at 75 mega·
Jitter hertz.
External Trigger
Input
Maximum Input 500 volts (DC + Peak AC). 500
Voltage volts (p.p AC) at 1 kilohertz or less.
Input Rand C
1 megohm within 2%; 20 picofarads
within 2 picofarads.
10n Internal Triggering Only. the specification for -3 dB frequency
of the Vertical System replaces any frequency in the above table
when the number in the table is greater than the -3 dB frequency
of the Vertical Amplifier.
2WiII not trigger on sine waves of 3 divisions or less internal or 1.5
volts external below 120 Hertz.
1·2
Characteristic
Level Range (Ex·
cluding p.p
AUTO)
EXT
EXT
+
10
Bright Baseline
p.p AUTO Opera·
tion
Sensitivity
Performance
At least +3.5 volts to -3.5 volts.
At least +35 volts to -35 volts.
Sweep free·runs in absence of
triggering signal in p.p AUTO and
AUTO.
0.5 div Internal, 250 millivolts
External.
TABLE 1·2
ENVIRONMENTAL CHARACTERISTICS
This instrument will meet the electrical characteristics given
in Table 1·1 over the following environmental limits.
Characteristic
Altitude
Non·operating
Transportation
Performance
To 50,000 feet and -55°C.
Qualified under National Safe Tran·
sit Committee test procedure 1A,
category II.
TABLE 1·3
PHYSICAL CHARACTERISTICS
Finish
Dimensions
Weight
Front panel is anodized aluminum.
14 1/4 inches long by 2 5/8 inches
wide by 5 inches high.
Approximately 1
3/4
pounds.
®I