Archive for date: February 17, 2011

Your first Digital to Analog Converter

February 17, 2011 | electronics | By: Mark VandeWettering

To control my simple Beacon, I used PWM and as simple (but slow) RC filter. That worked good enough for a test, but I really wanted the voltage changes to be more rapid. What alternatives are there? Well, I actually ordered a $5 I2C DAC board from Sparkfun, but it hasn’t arrived. The obvious low-tech […]

Battle of Speech Synthesizers: CSpeak vs. Festival

February 17, 2011 | Speech Synthesis | By: Mark VandeWettering

Okay, this kind of like watching “America’s Most One Sided Fist Fights”, but I was diddling around with Cspeak, which is a speech synthesizer that is just 150 lines of code long, and thought I’d try to see just what quality it was capable of. Well, it’s (not surprisingly) pretty hard to understand most of […]

CSpeak and Cantarino

February 17, 2011 | Link of the Day | By: Mark VandeWettering

Yesterday’s surfing churned a couple of interesting links on the subject of speech synthesis and computer singing. I wasn’t really explicitly looking for this stuff, and can’t reconstruct what led me here, but I thought I’d archive this here. The first is a link to a formant based speech synthesizer in just 150 lines of […]