Programmable calculator to use magnetic strips were the HP-41C and TI-59. Continuous memory does not lose its content when the calculator is switched off. With continuous memory the user can, for example, change batteries without losing the entered programs. Compact Cassettes offered a simple, inexpensive alternative to magnetic cards. Usually, an interface module, such as the Casio FA-1, was used to connect the calculator to an ordinary cassette recorder and digital data were encoded as frequency-shift keyed audio signals. Sharp and Hewlett-Packard also sold dedicated micro- or mini-cassette recorders that connected directly to the calculator. These set-ups, while being more practical and
The Snow Queen (1957 film) with Japanese subtitles). The Snow Queen (1957 film) The Snow Queen (, Snezhnaya koroleva) is a 1957 Soviet animated film directed by Lev Atamanov. It was produced at the Soyuzmultfilm studio in Moscow and is based on the story of the same name by Hans Christian Andersen. The film was re-released with English soundtracks in 1960, 1993, and 1995. Hans Christian Andersen's story is simplified in this animated version of his fairy tale. A little man, who introduces himself as "Old Dreamy" ("Ole Lukøje"), he tells the viewer that on days when the master storyteller Andersen is not overtired, he