TDS640

The Tektronix TDS640 is a 500 MHz, 2 GS/s quad-channel digital storage scope.

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500 MHz, 2 GS/s, 4-Ch digital scope

Produced from 1993 to (?)

Manuals

Schematics

(All manuals in PDF format unless noted otherwise)

It has Tekprobe BNC connectors on all input channels.

The dual-channel version is the TDS620.

Common failure of TDS640 and early TDS640A: leaky SMD eletrolytic capacitor.

Bandwidth	500 MHz
Sampling rate	2 GS/s on all 4 channels
Time base	500 ps/Div to 5 s/Div
Deflection	1 mV/Div to 10 V/Div
Resolution	8 bits
Record length	500 to 2000 points
Input impedance	1 MΩ // 10 pF, or 50 Ω
Interface	GPIB standard
Options	Centronics interface RS-232 interface FFT, integration and differentiation