digitone

https://mega.co.nz/#!Hlw0QYST!gKiZ3lGSimqpAaKnUGb3BDHNIAKGpp3V-LZ0QUU40QU

This is a quick bash script to convert all the files in the current folder: ``` #!/bin/bash for file in ./* do sox -t raw -L -r 8421 -e signed...

Here's a zip of all the prompts converted into WAV: https://mega.co.nz/#!6pxnTLSa!d2AXSfPrp4CeU940I7fxxmC3YYPFAWLRBrxbLWL3V3E

https://web.archive.org/web/20060210103740/http://www.stromcarlson.com/payphones/lsvgnv016.jpg This one most likely had ADSI support and features an 11 line VFD.

http://www.virtualmuseum.ca/sgc-cms/histoires_de_chez_nous-community_memories/CommunityMemories2/AEID/0001/image/original/AEID00010094.jpg

The Vista 350 residential phone had the same button layout and an LCD screen instead of VFD. I wouldn't be surprised if they shared some software code or firmware!

https://mega.co.nz/#!qw5EjbJI!eEZcySnLBecTyS3703npc69M5C4eQEvscfsuSsZMyeE Millennium Card-based terminals: Replacing parts

https://mega.co.nz/#!v04y2T4I!fjLgS0SVC5Iiz4w-zdA_OENTAj5mcRujdR24KecMxBQ Polytechnic Homemade Millennium Manager Thesis

Looks like that document got corrupted when I translated it, it should be available online somewhere.

https://mega.co.nz/#!WxglEKYK!7S2ZEGK0IloBVSV585-a8e4w3CV-RGsQeZEumKyIMp0 https://mega.co.nz/#!O8BTWbKS!Y3vo6xllIWCRD6I9tYVqdKAIB28sLMvCSdVxPtUnn7s https://mega.co.nz/#!OkphlZQQ!gf23gjLqOaY2049gXw6S0O1ya2KhHO396ZaupN_5Nco