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Tektronix

Tektronix TDS644B

4 Channel 500MHz 2.5GS/s Digitising Scope
500 MHz Bandwidth
4 Number of Channels
2 GS/s on all channels simultaneously Sample Rate
15,000 points per channel Record Length
8-bit (11-bit with Hi Res acquisition mode) Vertical Resolution
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Attribute Value
Bandwidth 500 MHz
Number of Channels 4
Sample Rate 2 GS/s on all channels simultaneously
Record Length 15,000 points per channel
Vertical Resolution 8-bit (11-bit with Hi Res acquisition mode)
Vertical Sensitivity 1 mV/div to 10 V/div
Time Base Range 500 ps/div to 10 s/div
Input Impedance 1 MΩ or 50 Ω selectable
Display Color LCD display
Trigger Types Edge, Glitch, Runt, Slew Rate, Logic, Pulse Width, Setup/Hold
Tektronix TDS644B Options:
  • TDS644B - Opt. 05 - Video Trigger, NTSC, PAL, HDTV, FlexFormat™
  • TDS644B - Opt. 1K - Model K420 Instrument Cart
  • TDS644B - Opt. 1R - Rackmount Kit
  • TDS644B - Opt. 4D - Delete Standard four P6243 FET Probes
  • TDS644B - Opt. 24 - Add four P6139A 10X Passive Probes
  • TDS644B - Opt. D1 - Calibration Data Report
  • TDS644B - Opt. A1 - International Power Plug Option A1
  • TDS644B - Opt. A5 - International Power Plug Option A5
  • TDS644B - Opt. C3 - Three years of Calibration Services
  • TDS644B - Opt. C5 - Five years of Calibration Services
  • TDS644B - Opt. D3 - Test Data (requires Opt. C3)
  • TDS644B - Opt. D5 - Test Data (requires Opt. C5)
  • TDS644B - Opt. R5 - Repair warranty extended to cover five years
Calibration Form Tektronix TDS644B

Repair Form Tektronix TDS644B
Maximum file size: 40MB

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ModelTDS644B

The Tektronix TDS644B is a high-performance digital oscilloscope with a bandwidth of 500 MHz and up to 5 GS/s sample rate per channel. It features a 50 K point standard record length, expandable to 500 K with Option 1M, and operates in 2+2 channel configuration. Advanced trigger modes include edge, logic, pulse, and optional video triggering with NTSC, SECAM, PAL, HDTV, and FlexFormat support.

Ideal for both benchtop and portable use, the TDS644B offers versatile acquisition modes including sample, envelope, average, high-res, peak-detect, and InstaVu. Dual Window Zoom enhances waveform analysis by displaying magnified and full-scale views simultaneously.

Testwall can supply the used Tektronix TDS644B, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Tektronix TDS644B.

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