Takeda Riken TR4110 Tracking Scope & TR4114T RF Section.

Brand: Takeda Riken (Advantest)
Model: TR4110 & TR4114T
Size: 425 x 190 x 553 mm
Weight: 20 + 7kg. Prefer pick-up.

Specifications: Frequency range 50Hz~120MHz.
Up to 80Db dynamic amplitude range with variable steps.
See sections 1 & 2 of the manual.

Condition: Tidy physically, see images, some spoiling of the plating on the RF connectors and the module ejector lever.
The 40Db attenuator step  has failed, replacement is available from Japan, alternatively use an external attenuator.

Reference Site:
https://www.casa.co.nz/Equipment/Instruments/Oscilloscopes/TR4110-Advantest-OpMan-Japanese_84p_ocr.pdf
https://www.casa.co.nz/Equipment/Instruments/Oscilloscopes/TR4110-Advantest-Spec-Japanese_7p_ocr.pdf