Category Archives: TRS-80 model 100

Vintage Speech Synthesizer Croons the Oldies

If you listened to the National Weather Service Weather Radio in the US about 25 years ago, you’ll no doubt remember [Perfect Paul], one of the synthesized voices used to read current conditions and weather forecasts. The voice came from a DECtalk DTC01, a not inexpensive voice synthesizer first made …read more

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Posted in DECtalk, musical hacks, phoneme, retrocomputer, retrocomputing, rs-232, serial, speech synthesis, TRS-80 model 100 | Leave a comment

The TRS80 Model 100 Gets A Brain Transplant

We’ll forgive you if you were busy in the ’80s, and missed the TRS80 Model 100. It was a portable version of the original, ran on four AA batteries, and even had an integrated acoustic coupler which proved handy for workers on the go. However, time is rarely kind, and [Trammell] had come across a non-functional example for just $20. It was time to bring this relic screaming into the modern age.

The motherboard was toast, so [Trammell] decided to wire up a Teensy++ directly to the Hitachi HD44102 display driver chips. Being an older LCD, the display needed a …read more

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Posted in retrocomputer, retrocomputing, TRS, trs-80, TRS-80 model 100 | Leave a comment