analog analog-magnetic-tape analog-sound-recording-medium articulated-voices audio-editing audio-play-back audio-recording audio-signal audio-storage-device audio-tape-recorder irrelevant magnetic-tape magnetic-tape-reel magnetisable-tape outdated play-back quality Recording reel reel-to-reel sound tape-deck tape-head tape-machine tapes technology unwanted useless angles board circuit-board color colored colors colour coloured colours communication components computer connected connecting connections Dirt dirty disconnected dusty electrical electricity electronic equipment gadgetry inside internal linked links metal miniature no-longer-in-use numbered numbers numerals old part parts perspectives plastic plastics printed-circuit small surface surfaces switches transistors abstract boards circuit-boards decorated decorative devices distinctive fusible-metal-alloy interlinked patterns permanently-bonded printed-circuits solder solidify circuitry complexity complx computer-hardware electronics lines recycling complex