From TekWiki
Jump to: navigation, search
Tektronix 11403
1 (3) GHz digital scope
Tektronix 11403A

Produced from 1989 to (?)

Manuals – Specifications – Links – Pictures

The Tektronix 11403 is a digitizing oscilloscope that accepts 11000-series plugins and has a built-in time base. It has a color screen and supports up to 8 input channels. The 11403A model extends bandwidth to 3 GHz (with 11A81 amplifiers).

It uses equivalent-time digitizing for repetitive source signals.


Bandwidth 1 GHz
Trigger bandwidth 1 GHz
Vertical resolution 10 bits (14 bits with averaging)
Sampling rate up to 20 MS/s
Recording length 512 to 10240 points
CRT 9" color, touch screen
  • Statistics
  • Advanced Waveform Processing - Differentiate, integrate, interpolate, smooth, average, and envelope
  • Arithmetic Operators - Plus, minus, multiply, divide, square root, log, absolute value, signum, exp.
  • Dual Independent Time Bases
  • Menu-based, touch-screen front panel
  • Programmable over GPIB and RS-232 interfaces