PINTSCH company in Germany constructed rotating beacon lamps around 1928. They were used i Germanay, the Netherlands, Denmark, and Finland. For the Finnish beacons there is a more detailed description, see below.
|Denmark - Preserved in TL-terminal on Kastrup airport.
On its rescuing, see:
› beacon DK01u Ullerup (Sw.)
|Finland - Preserved at Finlad Flight Museum, at Vanda airport, Helsinki. see also: › beacon F01 Mariehamn||Germany - Beacon lamps on control towers in Essen-Mülheim and Loemühle. The Mülheim beacon was there already in the 1930s.|
photo by Poul Broholm.
photo by Juha Klemettinen.
↑ photo by Günther Pilger.
↓ Loemühle, airport's photo:
|Red top lamp: It blinked Morse-letters to identify each beacon:
M(--)= Mariehamn, K(-.-)= Kumlinge,
I(..)= Iniö, T(-)= Turku/Åbo,
The beacon in Suomenlinna church, Helsinki, still uses Morse-blinking:
- white blinks H(....) every 15 secs.
Upper black part with two fixed lamps: They shined along the air route, ± 3.5°, medium strong lamps.
Large rotating lamp: It had beams in two directions, with very strong intensity, 8 secs for 360° turn, giving 0.1 sec blink every 4 secs.
Type DL 150/2
Fabr.Nr. 414 | A -
Frequ. 50 ~ | V 220/55"
Remark. It was 220V current for rotation,
and 55V for strong lamp, see below.
Photos by Juha Klemettinen,
Remark. For the Swedish AGA air light beacons, one used a color system for identification.
On its top, the beacon had a small window with lighted glass-plates with differing color combinations of
red, blue, yellow etc.
|Pintsch beacon photo, 1930 the Netherlands
Left photo is from an old article about the first route with air light beacons in the Netherlands, reaching from Amsterdam to Hannover.
PINTSCH-lamp for air beacon. The large lamp had 1500 W, 55 Volt, and gave 40.000 Hefner candles. There was an automatic switch for a spare lamp
The above-mentioned article was published in 1930 at the "First International Conference on Air Safety" in Paris, by P. van Braam van Vloten.
See my webpage on › Air light beacons Amsterdam - Hannover.
Advertisement from Helsinki Airport Yearbook 1938, scanned by Raine Haikarainen, FlightForum.fi. Text:
"For the lighting of air route Mariehamn-Turku, the PINTSCH company did have full responsability.
Lighting equipment for air traffic services
Telko Oy Inc., Helsinki"
|Advertisement, 1938, Finland
Bo Justusson, Stockholm
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Last updated: 28 April, 2012