Showing posts from March, 2023

PAL Television

 What Is PAL TV ? DVD Video Symbol With PAL Format VHS PAL DVD PAL Most of us are used to seeing VHS PAL and DVD PAL labels on VHS cassettes or DVDs, but what does PAL  mean? It stands for Phase Alternating Line and is a technical term indicating the colour system that is used which applies to analogue Television signals. Back in the 1950s when black and white TV was king, RCA of America developed a colour Cathode Ray Tube which meant colour TV was on it's way! Colour TVs would be very expensive to begin with and so millions would still be watching black and white for a while until mass production brought prices down. So how do you send the colour signal to the privileged few who could afford colour without effecting those who had black and white? Luminance and Chroma The black and white TV signal is also called the Luminance signal and is used to drive the CRT in varying intensity depending on the picture. You would need to keep this signal so that those with black and white TVs

The Beatles' Bus Route

Smithdown/ Ullet  Road Junction Circa 1900   We see here a fascinating painting from around 1900 showing the junction between Ullet Road and Smithdown Road. In the picture is a tram from Garston on it's way up Smithdown Road towards the City Centre. Smithdown/ Ullet Road Junction in the 21st Century Not much has changed in over 100 years, although the trams have long gone. This is where the number 60 bus travelling from Bootle Strand turns onto Ullet Road as it heads towards the Dingle. The Beatle's Bus Route For Beatles fans, this is under a mile away from Penny Lane heading towards Liverpool city centre. The Fab Four would have travelled past here on buses many times on their way to the Cavern in Matthew street. John, Paul and Georges' homes were easily accessible along this route from behind the camera. Ringo's home could be reached taking a left here along Ullet Road.

Bird of Prey in Liverpool

 Sparrow Hawk Feeds on Pigeon Caught in Walton Video of Bird of Prey  Click on the image above to see a Sparrow Hawk feeding on a pigeon it had caught in a residential garden in Walton near to Liverpool City Centre. These birds usually go for smaller birds or rodents, this one is likely a female perhaps getting ready to mate. Nest Where would she build her nest?  Could be Anfield Cemetery which is nearby, but there are plenty of parks and even tall buildings where she could bring up her brood. Pigeon pie anyone with the leftover scraps?