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The inside part of the intercom to the door bell ("Hey .... who are you and what do you want?")

The inside part of the intercom to the door bell ("Hey . who are you and what do you want?

The state of the art short wave receiver from "Siemens". The dream of each amateur radio operator at this time.

The state of the art short wave receiver from "Siemens". The dream of each amateur radio operator at this time.

The main briefing room with maps of Germany.

The main briefing room with maps of Germany.

The studio mixer console was built by the company "Telefunken", to deliver announcements in broadcast quality from the inside of the shelter to the public.

The studio mixer console was built by the company "Telefunken", to deliver announcements in broadcast quality from the inside of the shelter to the public.

High-End radiographic technique - a magnetic tape.

High-End radiographic technique - a magnetic tape.

The Bioquell BQZ Room Decontamination System services rooms up to 9000 cu. feet. (254.9 cu. m.) Its parametric cycle control eliminates gas cycle development and pre-conditioning for simple “plug & play” operation. It incorporates a user-friendly touch screen menu and excellent material compatibility, including sensitive electronics.

The Bioquell BQZ Room Decontamination System services rooms up to 9000 cu.

The control and amplifier of the transmitter. In the center is the frequency display for fm-transmitting.

The control and amplifier of the transmitter. In the center is the frequency display for fm-transmitting.

Collins 212Z-1 Broadcast Vintage Remote Amplifier

Collins 212Z-1 Broadcast Vintage Remote Amplifier

Two marine Diesel engines have been the backup systems for blackouts. They needed 15 seconds to start up and deliver energy. Today this is not acceptable! All computer systems would reboot. But in this shelter - there was no booting computer system present.

Two marine Diesel engines have been the backup systems for blackouts. They needed 15 seconds to start up and deliver energy. Today this is not acceptable! All computer systems would reboot. But in this shelter - there was no booting computer system present.

Receiver and transmitter for a range of 1,5 to 30 Megahertz - not bad!

Receiver and transmitter for a range of to 30 Megahertz - not bad!

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