![nasa - Why were the two Quindar tones so close in frequency and not apodized? - Space Exploration Stack Exchange nasa - Why were the two Quindar tones so close in frequency and not apodized? - Space Exploration Stack Exchange](https://i.stack.imgur.com/NIK4s.png)
nasa - Why were the two Quindar tones so close in frequency and not apodized? - Space Exploration Stack Exchange
![Quindar Tones were a means of in-band signaling for remote transmitted... | Download Scientific Diagram Quindar Tones were a means of in-band signaling for remote transmitted... | Download Scientific Diagram](https://www.researchgate.net/profile/Abhijeet-Sangwan-2/publication/246547023/figure/fig2/AS:669482976563208@1536628588767/Quindar-Tones-were-a-means-of-in-band-signaling-for-remote-transmitted-keying-and-release_Q320.jpg)
Quindar Tones were a means of in-band signaling for remote transmitted... | Download Scientific Diagram
GitHub - scivision/quindar-tones: Generate Quindar tones used by NASA for decades as in-band PTT signaling
![Stream episode Curio: Quindar tones and talking in space by Brains On! podcast | Listen online for free on SoundCloud Stream episode Curio: Quindar tones and talking in space by Brains On! podcast | Listen online for free on SoundCloud](https://i1.sndcdn.com/artworks-000243527743-ieq43a-t500x500.jpg)
Stream episode Curio: Quindar tones and talking in space by Brains On! podcast | Listen online for free on SoundCloud
![Miscellaneous Signals - Quindar Tones [Transmission Start/Stop] 1000 Cycles [TV Testcard,Pilot Tone, Et Cetera] Musician's A [440HZ] SMPTE Code [25 FPS] DIN Sync [125 BPM] | Jonas Olesen | BIN Miscellaneous Signals - Quindar Tones [Transmission Start/Stop] 1000 Cycles [TV Testcard,Pilot Tone, Et Cetera] Musician's A [440HZ] SMPTE Code [25 FPS] DIN Sync [125 BPM] | Jonas Olesen | BIN](https://f4.bcbits.com/img/0023801360_25.jpg)
Miscellaneous Signals - Quindar Tones [Transmission Start/Stop] 1000 Cycles [TV Testcard,Pilot Tone, Et Cetera] Musician's A [440HZ] SMPTE Code [25 FPS] DIN Sync [125 BPM] | Jonas Olesen | BIN
![Quindar Tones were a means of in-band signaling for remote transmitted... | Download Scientific Diagram Quindar Tones were a means of in-band signaling for remote transmitted... | Download Scientific Diagram](https://www.researchgate.net/publication/246547023/figure/fig2/AS:669482976563208@1536628588767/Quindar-Tones-were-a-means-of-in-band-signaling-for-remote-transmitted-keying-and-release.png)