Comments - QRQ CW AM-SSB soundcard SDR VLF Transmitter & Rohde's AM Detector circuit VLF Receiver - LIVE demo - QRQcw2024-03-19T09:27:01Zhttps://qrqcwnet.ning.com/profiles/comment/feed?attachedTo=1993813%3ABlogPost%3A131332&xn_auth=noHere is another example using…tag:qrqcwnet.ning.com,2021-06-03:1993813:Comment:1315352021-06-03T19:36:08.844ZChuck aa0hwhttps://qrqcwnet.ning.com/profile/chase
<p>Here is another example using the LF BAND at 32Khz to send AM Modulated CW and receive it using the Rohde's AM Detector circuit plus a 2 transistor amp - to power a speaker for full volume to be heard in the whole room...</p>
<p><iframe allowfullscreen="" frameborder="0" height="315" src="https://www.youtube.com/embed/dHbamUPY0Rk?wmode=opaque" width="560"></iframe>
</p>
<p><span>brief demo using the Rohde's AM Detector to demodulate 32Khz AM modulated CW on the LF…</span></p>
<p>Here is another example using the LF BAND at 32Khz to send AM Modulated CW and receive it using the Rohde's AM Detector circuit plus a 2 transistor amp - to power a speaker for full volume to be heard in the whole room...</p>
<p><iframe width="560" height="315" src="https://www.youtube.com/embed/dHbamUPY0Rk?wmode=opaque" frameborder="0" allowfullscreen=""></iframe>
</p>
<p><span>brief demo using the Rohde's AM Detector to demodulate 32Khz AM modulated CW on the LF BAND</span></p>
<p><span>CW Keyboard used is from RECRI KEYER</span> <span><a href="https://github.com/recri/keyer" target="_blank">https://github.com/recri/keyer</a></span></p>
<p><span>Rohde's AM Detector circuit</span> <span><a href="http://www.pan-tex.net/usr/r/receivers/elrpicamdetect.htm" target="_blank">http://www.pan-tex.net/usr/r/receivers/elrpicamdetect.htm</a></span></p>
<p><span>2 transistor audio amp take from:</span> <span><a href="http://www.stormwise.com/ampage1.htm" target="_blank">http://www.stormwise.com/ampage1.htm</a></span></p>
<p><span>NOTE: 32Khz AM Modulated CW Transmitter is using the ad5dz cw keyboard & the RECRI KEYER sdr module "AM-MOD" - with the soundcard set to a 96Khz sample rate</span></p>