213

The Tektronix 213 is a miniature portable oscilloscope introduced in 1975. It combines a 3½-digit DMM and a 1 MHz single channel scope in one unit. The maximum sweep rate is 0.4 μs/div with ×10 sweep magnifier.

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Miniature portable 1 MHz oscilloscope and TRMS digital multimeter Tektronix 213, front view Produced from 1975 to 1988 Manuals (All manuals in PDF format unless noted otherwise)

Manuals – Specifications – Links – Pictures

The 213 provides true RMS voltage and current measurements. It is battery or AC line powered.

New Products Mar/Apr 1975

Specifications

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Links

Pictures

In DMM mode
Attenuator and Input Amplifier Schematic
GM and RMS Converter Schematic
Battery Charger and Power Supply Schematic
HV and CRT Schematic
A-D Converter and Character Generator Schematic