Tektronix TAS 455 Hunting Equipment User Manual


 
Typical Characteristics
TAS 455 and TAS 465 Service Manual
1Ć19
TableĂ1Ć20:ăTypical Characteristics Ċ Triggering System (Cont.)
Name Description
Lowest Frequency for Successful OperĆ
ation of Set Level to 50%" Function
50 Hz with 1 division.
Holdoff Control Range Increases Main sweep holdoff time by a factor of 10.
TableĂ1Ć21:ăTypical Characteristics Ċ Video Triggering System
Name
Description
Field Separation Stable trigger on odd or even fields in interlaced video systems
with line rates between 12 kHz and 17 kHz.
TableĂ1Ć22:ăTypical Characteristics Ċ ZĆAxis
Name
Description
Sensitivity The sensitivity is as follows:
Condition Sensitivity
DC to 2 MHz Positive voltage decreases intensity;
+2 V blanks a maximum intensity trace.
2 MHz to 20 MHz +2 V modulates a normal intensity trace.
+2 V (DC to 20 MHz) blanks a 1 mA CRT
beam.
Rise Time <15 ns.
Input Resistance 10 kW ±10%.
Maximum Input Voltage ±25 V peak; 25 V
pĆp
AC at 10 kHz or less.
TableĂ1Ć23:ăTypical Characteristics Ċ Probe Compensator
Name
Description
Probe Compensator Output Voltage
dF
The limits are as follows:
and Frequency
Characteristic
Limits
Output Voltage 5 V (baseĆtop) ±10% into a 1 MW load.
Frequency 1 kHz ±5%.