11A33

The Tektronix 11A33 is a 150 MHz differential comparator plug-in for 11000-series oscilloscopes. It uses an M393 differential amplifier feeding an M377 amplifier. It contains an ACVS sample and hold module.

Tektronix 11A33
150 MHz differential comparator 11A33 front view Compatible with 11000-series scopes Produced from 1987 to (?) Manuals Tektronix 11A33 User Manual (PDF) Tektronix 11A33 Extended Service Manual (PDF) Tektronix 11k Plug-in NVRAM Replacement (PDF) (All manuals in PDF format unless noted otherwise)

Manuals – Specifications – Links – Pictures

Key Specifications

Bandwidth	DC to 150 MHz
Deflection	1 mV/Div to 10 V/Div calibrated in 1% increments
Input impedance	50 Ω, 1 MΩ, 1 GΩ selectable
Differential DC Offset range	+/- 1 V at 1 mV/Div
Features	Very high resolution calibrated DC Offset (16,000 Div effective screen height) High common-mode rejection Fast overdrive recovery from large input signals

Links

11A-series plug-in NVRAM replacement

Pictures

Front
input attenuator / relays
input attenuator / relays
relay detail
front right
rear right
front left
rear left (8031 microprocessor)
Analog Control Voltage System
output circuit
rear