EXCITER UNIT/TRANSMITTING MODE SELECTOR SBE-2A. SERIAL#27100.

(Click for full-size picture)	This is a Transmitting Mode Selector SBE-2A, Serial Number 27100. It also has a tag that says Exciter Unit A-1516A. It comes with Power Supply A-1397 and the connecting cable.
(Click for full-size picture)	Front panel.
(Click for full-size picture)	Here is the ID tag.
(Click for full-size picture)	ID tag.
(Click for full-size picture)	ID tag.
(Click for full-size picture)	Two units side-by-side with top lid off.
(Click for full-size picture)	Showing connector into power supply.
(Click for full-size picture)	Top view.
(Click for full-size picture)	Closeup of tuning capacitors.
(Click for full-size picture)	More top view closeup.
(Click for full-size picture)	Top view closeup showing cable entrance.
(Click for full-size picture)	Rear view.
(Click for full-size picture)	Rear view closeup of cable.
(Click for full-size picture)	Bottom view with cover off.
(Click for full-size picture)	Bottom - closeup of RF/tuning sections. Very colorful.
(Click for full-size picture)	Closeup of tuning mechanism showing the brass tuning wheels.
(Click for full-size picture)	More closeup of underside of chassis.
(Click for full-size picture)	Some after-market modification.
(Click for full-size picture)	There is some modification that has been made here. Some kind of transformer, a couple of diodes and capacitors.