I have just been given a 1980s {?} Raleigh touring bike in nice condition but have never heard of the model. Badged "Alpha Sport" it has Sachs Huret 10 speed gears but everything else is badges Raleigh. I has a TI/Raleigh sticker so if pre 1986. Anyone know what I've taken on?? Photo here: http://www.flickr.com/photos/31231726@N03/3031223751/