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'We broadcast to the world, about the world' – John Tusa

ÃÛÑ¿´«Ã½ Radio Show in London, plus interview with John Tusa, managing director World Service

• 9 mins

The Sun: How it affects Radio on Earth

The Sun and how solar activity affects radio broadcasting and reception on Earth

• 8 mins

The Sun: The Power of Solar Radiation

How radiation from our "local star", the Sun, affects short wave broadcasting on Earth

• 9 mins

The Sun: Radio Telescopes unlock its Secrets

How radio astronomy is helping to discover how the Sun works

• 9 mins

Is this the end of Morse's dots and dashes?

Has Morse code a future in the internet age?

• 8 mins

The Sun: How it controls the invisible Reflector above the Earth

How short wave radio depends on the ionosphere and the Sun

• 9 mins

The Sun: Listening to Sunspots

Listening to sunspots: last in series about our "local star" and how it affects radio

• 9 mins

Sun-Storm Warning for Radio Listeners

Storm warning in the ionosphere for short wave listeners

• 9 mins

What does that Acronym Mean?

More letters in the Wave Guide Alphabet series: U and V

• 8 mins

Heading for a 'Solar Maximum'

Sunspot and solar flare activity is approaching a very large 'solar maximum'

• 9 mins

Fax that sends Photographs by Phone

New photo-fax machine transmits photographs by telephone

• 9 mins

W is for Waveband

W is for 'waveband' in the Wave Guide Alphabet series

• 9 mins

Radio Tech Clinic

Richard Lamley answers listeners' technical questions abour their radio sets

• 8 mins

The ÃÛÑ¿´«Ã½ gets 'the pips'

ÃÛÑ¿´«Ã½ takes over the radio time signal from the Royal Greenwich Observatory after 66 years

• 8 mins

World Radio TV Handbook 1990

Why the 1990 World Radio TV Handbook has a new section for satellite broadcasters

• 8 mins

Finding all Europe on your Dial

'Dial-Search': one man's mission to help radio listeners

• 9 mins

Radio Frequencies are Key to the Mobile-phone Market

Deregulation of radio frequencies has allowed rapid growth in mobile communications in UK

• 9 mins

World Service jammed by Iraq after Invasion of Kuwait

ÃÛÑ¿´«Ã½ World Service programming jammed in the Middle East at the start of the Gulf War

• 8 mins

Radio waves: Look, no wires!

Radio waves carry many non-verbal signals to and from men and machines

• 7 mins

Why short wave Listeners need the Sun

The Sun is 93 million miles away but solar activity controls short wave reception on Earth

• 8 mins

The Broadcasting Year: Review of 1990

World Service's response to events such as the invasion of Kuwait and German reunification

• 9 mins

World Service TV could start in Spring

World Service television could start in spring, reports this 10th anniversary edition

• 8 mins

World Radio TV Handbook 1991

The latest World Radio TV Handbook is indispensable for listeners and professionals alike

• 9 mins

How the Portable Radio started in a Saucepan

Radio design and technology: from blue saucepans to transistors and RDS

• 9 mins

Back to Basics: Choosing a short wave Radio

What to look for when you're choosing a short wave radio set

• 9 mins

Back to Basics: Operating a short wave Radio

How to operate your new short wave radio and make the most of its available settings

• 9 mins

Back to Basics: How do Radio Signals Work?

How do radio signals work? And how are signals transmitted around the world?

• 9 mins

Back to Basics: Making World Service News

Making the news: how is a World Service news bulletin put together?

• 9 mins

Back to Basics: Transmitting to the World

How programmes are actually transmitted from the UK to around the world

• 9 mins

Back to Basics: ÃÛÑ¿´«Ã½ Programmes Guide

How to find out what ÃÛÑ¿´«Ã½ programmes are on when, and other short wave back-up material

• 9 mins