Tektronix, Tds420 4 Channel Digital Realtime Oscilloscope

Tektronix TDS420 4 Channel Digital real time Oscilloscope in excellent cosmetics and working condition.

The TDS420 Digital Storage Oscilloscope features 150 MHz bandwidth, 100MS/s sampling rate on 4 channels, 4 digitizers, a sensitivity of 1 mVto 10 V/div (with calibrated fine adjust) and 25 automaticmeasurements.

Signal Acquisition System

Bandwidth – 150 MHz
Channels – 4
Digitizers – 4
Sample Rate – 100 MS/s on all channels
Sensitivity – 1 mV to 10 V/div
Position Range – ? 5 Divisions
Vertical Resolution – 8-bits (256 levels over 10.24 vertical divisions).
Analog Bandwidth Selections – 20 MHz, 100 MHz, and full.
Input Coupling – AC, DC, or GND
Input Impedance Selections – 1 M ohm in parallel with 15 pF, or 50 ohms (AC and DC coupling).
Maximum Input Voltage – ? 400 V (DC + peak AC).
Acquisition Modes

Peak Detect
Sample
Envelope
Average
Hi-Res
Time Base System

Time Bases – Main, Delayed
Time/Division Range – 1 ns to 20 s/div
Record Length (real time and equivalent time) – Sample points per channel: 500 to 15,0000, Opt. 1M offers 60,000 points.
Pre-Trigger Position – Selectable from 0 to 100% of record.
Triggering System