TDS744A

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Tektronix TDS744A
4-ch 500 MHz, 2 GS/s digital scope
Tektronix TDS744A

Produced from 1995 to 1998?

Manuals

Common

TDS744


TDS744A

Schematics

(All manuals in PDF format unless noted otherwise)
Manuals – Specifications – Links – Pictures


The TDS744 is a 500 MHz, 2 GS/s four-channel digital storage scope with a color screen.

Key Specifications

Bandwidth 500 MHz
Sample rate 1 channel @ 2 GS/s, 2 channels @ 1 GS/s, 3 or 4 channels @ 500 MS/s
Number of Channels 4
Vertical Sensitivity 1 mV to 10 V/div with calibrated fine adjustment
Resolution 8 bit
Time Base Range 500 ps to 10 s/div
Record length 50k samples per channel
Record Length (1M Option) 500 K points on 1 channel; 250 k points on 2 channels ; 130 k points on 3 or 4 channels
Record Length (2M Option) 8 M points on 1 channel; 4 M points on 2 channels ; 2 M points on 3 or 4 channels
Acquisition modes sample, envelope, average, high-resolution, peak-detect
Display Color; Zoom
Trigger modes Edge, logic, pulse; Video trigger with option 05 (NTSC, SECAM, PAL, HDTV, and FlexFormat)
Storage 1.44 Mbyte, 3.5 inch, DOS 3.3-or-later floppy disk. NVRAM storage for saving waveforms, hardcopies, and setups. Units with option HD present (requires additional hardware) have a hard disk drive
I/O Full GPIB programmability
Hardcopy Using GPIB, RS-232, or Centronics ports

Software


Firmware

Options

  • 05 - Video Trigger - Oscilloscope comes with tools that allow investigation of a range of NTSC, PAL, SECAM, and high definition TV signals.
  • 1M - 4M acquisition length - Extends standard acquisition length from 50,000 points per channel to 130,000 samples on three or four channels, 250,000 samples on two channels, and 500,000 samples on one channel.
  • 13 - RS-232C and Centronics hardcopy interfaces - Add RS-232-C and Centronics interface ports.
  • 1F - Floppy disk drive - Add 3.5 inch, 1.44 MByte floppy disc drive.
  • 2F - Advanced DSP math - Add advanced DSP math features such as FFT, integration, and differentiation.
  • 2C - Communication Signal Analyzer - Oscilloscope comes configured for communications signal triggering and mask testing.
  • 3C - P6701B with system calibration - Oscilloscope comes with a P6701B and calibrated short-wavelength optical reference receiver on channel 1.
  • 4C - P6703B with system calibration - Oscilloscope comes with a P6703B and calibrated long-wavelength optical reference receiver on channel 1.

Links

See the Repairs page regarding HDD/FDD replacements.

Pictures

Internals