1  What factors make up the budget for a  radio advertisement campaign ? 

There are a range of elements you need to consider when doing your budget for your radio advertisement. these being advertising costs,creative costs and airtime costs. the cost of broadcasting your advertisement is the most obvious factor you would consider but the creative costs like the script,audio production, actors , music and sound effects. not only are creative costs an added factor but airtime costs is important in the creation of your ad as well, this is the price of the amount of seconds/minutes you have to promote campaign on TV.

2   What is a music bed , and what are the three types ? 

The music bed is when there is music playing at the background also underneath the dialogue of the advert. Live Music, Library Music and Production Music. Live music is using a band or single musician while recording with the speech. Library music is often copyright free but sometimes will need to ask permission to use he music. Production music  is the name given to recorded music that can be licensed to customers for use in film, television, radio and other media. Oftentimes, the music is produced and owned by production music libraries.

Production music, - via CD  or created 'in house' by a recorded band/artist  recorded or on software such as Garage band.

3   Why does it cost money to use a pop song in a radio advert ?  What type of license would you need to apply for ?

It costs money to use a pop song because in order to use music owned and produced by someone else you have to obtain permission as its covered by copyright. there are 4 categories for copyrighted licenses and related royalties these are:

Mechanical: permission to reproduce, royalties paid to artist, writer and publisher based on numbers sold.

Performance: blanket licence giving permission to broadcast / perform live, royalties paid to artist, writer and publisher when song is played or performed.

Print: royalties paid to writer and publisher based on sales of sheet music.

Synchronization licence: which allows songs/music to be reproduced in a television program, film, video, radio and commercials as background music. 

4    What are the main differences between producing your radio advert  using?

a)     production facilities available at the radio station itself ?

You can gain hep of the radio station and a price that includes the scripting by a trained copywriter, licensing of music and Equity Voice Overs for broadcast on one radio station ,music production, celebrity voices or broadcast on multiple 

you can get free scriptwriting on the basis that the radio station produces the advert.b)      an external production house ?

Another alternative is an "Out of House" Production facility With so many small radio stations opening the

future of "Out of Station" or "Out of House" Production Companies seems bright. Some radio stations may

only have three or four full time staff and cannot afford to employ writers and producers for their smaller local

clients.