and inspiration hit — if I can use two of the C64’s three audio channels to generate the dual tones, I bet I can dial the phone! I sprang out of bed and started pecking out a Basic program ...

[RichDecibels] wrote in to share a new device he built called the “Sinster Tone ... two pairs of heterodyning oscillators to generate the output. If you swing by his site, he has a long audio ...

2 Tone music started in Coventry in the 1970s. Here’s a quick guide introducing the style if you haven’t heard of it before. 2 Tone music was a blend of Jamaican reggae, ska, and British punk ...