91�� Sounds - Waveguide - Available Episodes

Small and Powerful Travelling Companion

Sony's ICF-SW1 receives the whole broadcast radio spectrum and comes with lots of extras

21 Apr 1988,8 mins

Celebrating Global Telecommunications

World Telecommunications Day celebrates 123 years of invention

12 May 1988,8 mins

FM Radio gets Added Digital Value with RDS

Radio Data Systems (RDS) technology will transform in-car listening

02 Jun 1988,8 mins

Inside the 91�� Radiophonic Workshop

Roger Limb at the home of the electronic music and sound effects heard across the 91��

18 Sep 1988,8 mins

Changing Seasons and Frequencies

News about frequency changes

22 Sep 1988,9 mins

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

91�� Radio Show in London, plus interview with John Tusa, managing director World Service

03 Oct 1988,9 mins

The Sun: How it affects Radio on Earth

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

03 Feb 1989,8 mins

The Sun: The Power of Solar Radiation

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

19 Feb 1989,9 mins

The Sun: Radio Telescopes unlock its Secrets

How radio astronomy is helping to discover how the Sun works

02 Mar 1989,9 mins

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

Has Morse code a future in the internet age?

09 Mar 1989,8 mins

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

How short wave radio depends on the ionosphere and the Sun

16 Mar 1989,9 mins

The Sun: Listening to Sunspots

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

30 Mar 1989,9 mins

Sun-Storm Warning for Radio Listeners

Storm warning in the ionosphere for short wave listeners

06 Apr 1989,9 mins

What does that Acronym Mean?

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

15 Jun 1989,8 mins

Heading for a 'Solar Maximum'

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

22 Jun 1989,9 mins

Fax that sends Photographs by Phone

New photo-fax machine transmits photographs by telephone

03 Sep 1989,9 mins

W is for Waveband

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

04 Sep 1989,9 mins

Radio Tech Clinic

Richard Lamley answers listeners' technical questions abour their radio sets

04 Jan 1990,8 mins

The 91�� gets 'the pips'

91�� takes over the radio time signal from the Royal Greenwich Observatory after 66 years

08 Feb 1990,8 mins

World Radio TV Handbook 1990

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

22 Feb 1990,8 mins

Finding all Europe on your Dial

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

12 Apr 1990,9 mins

Radio Frequencies are Key to the Mobile-phone Market

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

02 Aug 1990,9 mins

World Service jammed by Iraq after Invasion of Kuwait

91�� World Service programming jammed in the Middle East at the start of the Gulf War

16 Aug 1990,8 mins

Radio waves: Look, no wires!

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

06 Sep 1990,7 mins

Why short wave Listeners need the Sun

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

07 Nov 1990,8 mins

The Broadcasting Year: Review of 1990

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

20 Dec 1990,9 mins

World Service TV could start in Spring

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

14 Jan 1991,8 mins

World Radio TV Handbook 1991

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

07 Feb 1991,9 mins

How the Portable Radio started in a Saucepan

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

14 Feb 1991,9 mins

Back to Basics: Choosing a short wave Radio

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

23 Feb 1991,9 mins

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