Manufacturer: AEG (Germany)
Model: O20, S#87122
Purpose: Dual Beam Wideband Oscilloscope, Dual Plugins for Y-Inputs
Most components are mounted on rails, same as Tektronix. Test points are very carefully located towards the edges of the chassis and clearly identified. This one must have been a try by AEG to compete with the upcoming Tek scopes. It is interesting to compare this scope with others of that era.
Manual, PDF file per section...
It is quite interesting to compare the HV power supply with... let's say a Tek 516... eerie...