Tektronix 2465A Operator's Manual page 114

Performance Characteristics
Table 6-1 (cont)
2465A/2455A/2445A Electrical Characteristics
Characteristics Performance Requirements
Displayed Channel 2 Signal Delay Adjustable through a range of at least - 500 ps
with Respect to Channel 1 Signal to +500 ps.
Input Rand C (1 Mrl)
Resistance 1 Mrl ±0.5%.
Capacitance 15 pF ±2 pF.
Maximum Input Voltage
A
DC, AC, or GND Coupled
400 V (dc + peak ac).
800 V pop ac at 10kHz or less.
Input R (50 rl)
Resistance
50 rl ±1%.
VSWR
2465A
Dc to 300 MHz
~1.3:1.
300 to 350 MHz
~1.5:1.
2455A, 2445A
~
1 :3: 1 for dc to Nominal Bandwidth.
Maximum Input Voltage
A
5 V rms, averaged for 1 second; ± 50 V peak.
Cascaded Operation Channel 2 Vertical Signal Output into Channell
input; DC coupled using a 50 rl RG-58C/U
coaxial cable, terminated in 50 rl at the
Channel 1 input. Channel 1 and Channel 2
VOL TS/DIV set at 2 mV and Bandwidth Limit
On.
Deflection Factor
400 ,N
per division ± 10%.
CMRR (ADD Mode with Channel 2 At least 20:1 at 50 MHz for common-mode
inverted) signals of eight divisions or less, with V AR
VOL TS/DIV control adjusted for best CMRR at
50 kHz, at any VOL TS/DIV setting.
6-4 REV REB 1987 2465A/2455A/2445A Operators