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Radio 355 - Technical


50Kw (claimed)

Continental Electronics 317C transmitter (one of two on board Laissez Faire)

Aerial Height

160’ (49m) - from deck level. The top 123’ (37.5m) was tubular tapered welded-section steel mounted on 37’ (11.3m) of the original ship’s mast.

The station claimed an aerial height 210’ (64m)

There were two separate wire cage or sausage antennas - the 227m (1320kHz)  was slung between the main and back mast; while the 355m  (845kHz) was slung from the main mast to the deck

One of the two identical studios on Laissez Faire

Right: one of the two  identical studios on board Laissez Faire,

Above: the transmitters on board Laissez Faire

Right: a view of the aerial masts on Laissez Faire

Aerial mast on Laissez Faire Transmitter on Laissez Faire


2 x turntables

9 channel Collins audio mixing console

3 x Scully tape machines

1 x Carousel (an automated tape player)

Altec microphone

Hammond organ reverb unit

Thanks to Ian Anderson for providing information from his research into offshore radio aerial masts (originally published in Offshore Echos Magazine December 2007 and April 2008)

QSL Card

Radio station engineering departments issue QSL cards to verify reception reports received from listeners

Where       next ?


Key Dates

Ship and Location




Key Dates Ship and Location Staff Programmes History

Left: 9 channel Collins audio mixing console

Photo: Andy Cadier

Left: Two views of the Scully tape machines

Above: The studio  turntables

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