Tektronix 2247A Operator's Manual page 154

Performance Characteristics
Table 6-1 (cont)
Electrical Characteristics
CHARACTERISTICS
Phase
A Horizontal Mode#
ALT or B Modes
PERFORMANCE REQUIREMENTS
When 360° tracking is on, C/T will auto-
matically measure A trig perlod, and use
this result for the 360 degree reference.
When 360° tracking Is off, measurement
uses the flxed reference value obtained
with the - SET 360°-4 function.
C/T Is used to measure the time Interval
when horizontal mode Is ALT. C/T may
also be used when horizontal mode Is B.
Tracking Off
Resolution
(In degrees)?
Accuracy
(in degrees)
360 Degree
Tracking On
Resolution
(In degrees)?
Accuracy
(in degrees)
360 X (delta-time resolution)
Lene eee eS Oe
(360 degree reference time)
1.4 X TJEg (delta-time
+
360 x
[ Na
t caer
|
1.4 X TJEg (delta-time
360
X [:
N
t ge
|
a
2247A Operators