26A2

The Tektronix 26A2 is a 1 MHz differential amplifier plug-in for the 2600 series, introduced in 1971.

Tektronix 26A2
1 MHz differential amplifier 26A1, 26A2, and 26G3 Compatible with 2600 series Produced from 1971 to (?) Manuals Tektronix 26A2 Differential Amplifier Manual (PDF) (All manuals in PDF format unless noted otherwise)

Key Specifications

Bandwidth	1 MHz
Bandwidth limit	HF cutoff 100 Hz to 1 MHz in 1–3 sequence, LF cutoff 0.1 Hz to 10 kHz in 1–3 sequence, AC coupling LF cutoff 2 Hz
Gain	100 to 100,000 in 1−2−5 sequence, ±2%
Max. input	DC coupled: 15 V_{DC+peak AC} to 5 MHz; AC coupled: 500 V DC blocking, 15 V_AC to 5 MHz
Common-mode range	±5 V
CMRR	50,000:1 @ DC to 50 kHz
Output	A: ±5 V, ±20 mA into ≥250 Ω, C: ±0.5 V into 50 Ω
DC offset	≥±1 V
Aux input	6-pin LEMO S-series connector, +IN, -IN, GND, GUARD, +15 V/-15 V output @ 100 mA each