Tektronix TDS644A 4 Channel Digitizing Oscilloscope has a real-time bandwidth of 500 MHz and a sample rate of 2 GS/s, with a record length of up to 2,000 points per channel.
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500 MHz, 2 GS/s, 4-Ch digital scope Tektronix TDS644A
Produced from 1994 to (?)
Manuals
TDS 500B, TDS 600B, and TDS 700A Digitizing Oscilloscopes 070-9719-00 (PDF) TDS 620A, 640A, and 644A Service Manual (PDF) TDS 520B, TDS 540B, TDS 620B, TDS 644B, TDS 680B, TDS 684B, TDS 724A, TDS 744A, and TDS 784A Digitizing Oscilloscopes Performance Verification and Specifications 070-9384-01 (PDF) Tektronix TDS 410A, 420A, 460A, 520A, 524A, 540A, 544A, 620A, 640A, 644A, 684A, 744A & 784A Programmer Manual 070-8709-07 Schematics
(All manuals in PDF format unless noted otherwise)
Features include Waveform Math and Advanced Waveform DSP, Color VGA Display, 3.5" DOS Format Floppy Drive, RS-232 interface , Centronics, GPIB and VGA Connector . Inputs have Tekprobe BNC connectors .
Opt.05 adds video trigger for NTSC, PAL, HDTV.
