> On Apr 14, 2017, at 11:15 AM, Fred Cisin via cctalk <[email protected]> > wrote: > > On Fri, 14 Apr 2017, Peter Cetinski via cctalk wrote: >> The EI expansion port was originally called the Screen Printer port because >> that was the only accessory that connected directly to the TRS-80 bus. > > Originally. > > Later, the Voice Output device (repackaged Votrax?) used the bus connector. > Later, the Voice Input device used the bus connector. >
Correct, originally. Lot’s of 3rd party devices that connected to the bus appeared soon thereafter. A few interesting ones I have other than the Voice Synthesizer and the Vox Box are an Exatron Stringy Floppy and a Cryptext hardware encryption device.
