push button

Both pragmatic and environmentally friendly, illy Push Button House is created from recycled materials, and underscores illy's message of sustainability and its connection to beauty through art and design.

"These push button switches feature a robust design including gold-over-silver contacts for low-power applications or silver-plated contacts.

Push buttons activate either 10 or 30 bright LEDs, while magnets on the rubberised body mean that it stays put on metal surfaces.

Remove the entire circuit board and the silicone push buttons. Cover the speaker, microphone, earpiece and any mechanical switches with duct tape to keep them dry.

Pete even supplies a technical translation, saying: "A superhet employs superhetrodyne tuning, push buttons being employed for station selection and a push-pull output stage uses two valves working alternately to give a high quality output." This was from the 1950s - and they say technology is new.