Section 4.3.11 /Antechamber matching device.
Figure 17 for blocks on hinges.
It appears some of these blocks are hinged doors**
3 - Place of positive feedback signal tapping with three granite plugs (lenses), established to reduce time of signal delay in the positive feedback loop.
A shutter which is moved to adjust the resonant amplifier.
Considering the floor plan of the Pyramids in the 3d diagrams, ...with the subterranean
Pyramid Tomb theory with Secret rooms to hide Pharaohs treasures is nonsense.
Call it a machine or a system interface, ...these Pyramids at Giza reveal engineering and design technology to interface with Power which is on a planetary scale and connective to Planetary wave form energy.