The Tektronix 5A20N is a single channel differential amplifier plug-in for 5000-series mainframes. Specifications and controls are similar to the 26A2 and the 3A9 from the 560 series and the 7A22 from the 7000-series.

Tektronix 5A20N
1 MHz differential amplifier
5A20N front view

Compatible with 5000-series scopes

Produced from 1971 to 1977

Manuals
(All manuals in PDF format unless noted otherwise)

Key Specifications

Bandwidth 1 MHz, LF limit switchable DC or 2 Hz (AC), HF limit switchable 10 kHz or 1 MHz
Deflection 50 μV/Div to 5 V/Div in 1–2–5 sequence
Input impedance (either input) 1 MΩ