A6902

The Tektronix A6902 is a two-channel, 20 MHz isolation amplifier that allows floating measurements of voltages up to 3,000 V above or below ground.

Tektronix A6902
Isolation amplifier Tektronix A6902 Isolation Amplifier Produced from 1981 to (?) Manuals A6902 Tektronix A6902 Operator Manual (PDF) Tektronix A6902 Service Manual (PDF) A6902B Tektronix A6902B Service Manual (PDF) Modifications Tektronix A6902 Maintenance Notes (PDF) Tektronix A6902 Modification Summary (PDF) (All manuals in PDF format unless noted otherwise)

Manuals – Specifications – Links – Pictures

It uses a combination of optical coupling for frequencies up to 2.5 kHz, and transformer coupling above that.

The A6902 requires special probes attached through isolated pigtail connectors on either side. Standard probes were rated 500 V, optional 3,000 V rated probes were available.

Key Specifications

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Links

Floating Oscilloscope Measurements ... And Operator Protection, 1981 (PDF)

Pictures

A6902B
A6902B
A6902B
A6902B
A6902B
Probe