Position indicator synchro

Position indicator inductor

Position transmitter Desynn

Position transmitter inductor

Magnetic amplifier, 1 line

Magnetic amplifier, 2 lines

Magnetic amplifier, 2 inputs

Negative impedance both-way amplifier

Amplifier external DC control

2-way repeater, bypass, 2 lines

2-way repeater, bypass, 1 line

2-way repeater, 4-wire, 4 lines

2-way repeater, 4-wire, 1 line

Heat source, radioisotope
