Specification—434
TABLE 1-1 (cont)
Characteristic Performance Requirement
Supplemental Inform ation
Trigger Coupling
AC
AC low-frequency reject
High-frequency reject
DC
The combination of high-frequency reject
and AC low-frequency reject.
Trigger Sensitivity
See Fig. 1-2.
External Input RC Characteristics
Resistance
One megohm w ithin 2%.
Capacitance
Approxim ately 100 picofarads 1:1.
Approxim ately 70 picofarads 1:10.
Fig. 1-2. Trigger sensitivity specification lim it curve.
HOR IZONTAL DEFLECTION SYSTEM
Sweep Mode
Normal—Stable display presented only
w ith signals meeting limits specified
in Fig. 1-2. No display presented in
the absence of an adequate trigger
signal.
Autom atic—Stable display presented only
w ith signals meeting lim its specified
in Fig. 1-2. Presents a free-running
®
1-4