Tektronix 2440, User Manual

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Specification— 2440 Service
Table 1-4
Option 05 (TV Trigger) Electrical Characteristics
Characteristics
Performance Requirements
VERTICAL— CHANNEL 1 AND CHANNEL 2
Frequency Response
Full Bandwidth
50 kHz to 5 MHz
Within ± 1 % .
Greater than 5 MHz to 10 MHz Within + 1 % , 2%.
Greater than 10 MHz to 30 MHz
Within + 2 % , - 3 % .
For VOLTS/DIV switch settings between 5 mV and 0.2 V per divi­
sion with VARIABLE VOLTS/DIV set to CAL. Five-division,
50 kHz reference signals from a 50 Si system. With external 50 St
termination on a 1 MS2 input.
20 MHz Bandwidth Limit
50 kHz to 5 MHz Within + 1 % , - 4 % .
Square Wave Flatness
Field Rate
5 mV/div to 20 mV/div
± 1 % , 1% p-p at 60 Hz with input signal of 0.1 V.
50 mV/div
± 1 % , 1% p-p at 60 Hz with input signal of 1.0 V.
With fast-rise step (rise time 1 ns or less), 1 MS2 dc input coupling,
an external 50 St termination, and VARIABLE VOLTS/DIV set to
CAL. Exclude the first 20 ns following the step transition and
exclude the first 30 ns when 20 MHz BW LIMIT is set.
Line Rate
5 mV/div to 20 mV/div ± 1 % , 1% p-p at 15 kHz with input signal of 0.1 V.
50 mV/div
± 1 %, 1 % p-p at 15 kHz with input signal of 1.0 V.
TV (Back-Porch) Clamp (CH 2 Only)
60 Hz Attenuation 18 dB or greater.
For VOLTS/DIV switch settings between 5 mV and 0.2 V with
VARIABLE VO LTS/DIV set to CAL. Six-division reference signal.
Back-Porch Reference Within ± 1 .0 division of ground reference.
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