![Ruth Ann Crystal, MD on Twitter: "Casio TM-100 from Nerd Watch https://t.co/uHEA2nTfrM. It can transmit sound. (One way walkie talkie-esq?) @mhattikudur @mwichary @ruffian https://t.co/YdKkpzvtPX" / Twitter Ruth Ann Crystal, MD on Twitter: "Casio TM-100 from Nerd Watch https://t.co/uHEA2nTfrM. It can transmit sound. (One way walkie talkie-esq?) @mhattikudur @mwichary @ruffian https://t.co/YdKkpzvtPX" / Twitter](https://pbs.twimg.com/media/C1mzbeuXEAA3JZ-.jpg)
Ruth Ann Crystal, MD on Twitter: "Casio TM-100 from Nerd Watch https://t.co/uHEA2nTfrM. It can transmit sound. (One way walkie talkie-esq?) @mhattikudur @mwichary @ruffian https://t.co/YdKkpzvtPX" / Twitter
Computer Love Records - Casio TM-100 Transmitter Watch Manufactured in 1987. You could use it to broadcast on an FM radio frequency. (📷: pocketcalculatorshow.com) | Facebook
![Jual JAM DIGITAL PRIA VERY RARE LANGKAH CASIO TM-100 ORIGINAL - Kota Surabaya - bakul_second | Tokopedia Jual JAM DIGITAL PRIA VERY RARE LANGKAH CASIO TM-100 ORIGINAL - Kota Surabaya - bakul_second | Tokopedia](https://images.tokopedia.net/img/cache/700/VqbcmM/2023/1/18/ee3c856d-7aa4-4568-abf8-e0c8febd2d0d.jpg)
Jual JAM DIGITAL PRIA VERY RARE LANGKAH CASIO TM-100 ORIGINAL - Kota Surabaya - bakul_second | Tokopedia
![The Casio TM-100 FM Voice Transmitting Wristwatch - For when the Ruskies go single-channel plaintext and you want to mess with them over their command net while hopping around the forest dodging The Casio TM-100 FM Voice Transmitting Wristwatch - For when the Ruskies go single-channel plaintext and you want to mess with them over their command net while hopping around the forest dodging](https://external-preview.redd.it/the-casio-tm-100-fm-voice-transmitting-wristwatch-for-when-v0-2LrpNzKcdTN42C4IeVx9pqhKy6KnGnjH-o33cCxsRoU.png?auto=webp&s=e202676c924b097582982dccfa402e37e260ea9a)
The Casio TM-100 FM Voice Transmitting Wristwatch - For when the Ruskies go single-channel plaintext and you want to mess with them over their command net while hopping around the forest dodging
![The good old days of digital watch innovations. Its a cool watch which has a unique function of transmitting voice over FM frequency signal.. Hoping Casio will pop it up again someday… The good old days of digital watch innovations. Its a cool watch which has a unique function of transmitting voice over FM frequency signal.. Hoping Casio will pop it up again someday…](https://i.redd.it/3b4vqm80lte91.jpg)