This is a recording of the audio transmission of the digital mode jt-65 through a yaesu ft-950 amateur radio on the 20m band. Information on jt-65 can be found at http://physics. Princeton. Edu/pulsar/k1jt/wsjtx-doc/wsjtx-main. Html. The recording was made by a zoom h6 with one input connected to the radio's monitoring output. Recording was made at -12db. The file was trimmed with audacity and exported as a wav 96khz file.
Deisel locomotive passing with long heavy load of coal. Recorded from about 30 ft. Away. Includes coming and going with whistle. Welded rails. About 100 cars. Recorded in hot springs, north carolina.
Vacuum cleaner running at 10-feet in a living room, then close up sounds of the vacuum clicking and handling up and down, then close up of the vacuum cleaner running. Antelope audio goliath preamp and converters with a sennheiser mkh50 hypercardioid mic.
Night: high winds with gusts. Record inside a wooden shed, 12 ft by 30 ft. Low roar of wind outside with louder, higher velocity gusts. Creaking of wood structure, bang of object on wall. Recorded with oss (jecklin disk) system using two josephson c617 mics with microtech-gefell mk221 capsules.
Exact time pendulum beacon ok0epb (ok1df) on 7039,4 khz. Recorded in qth locator jn79nd, trx ft-897, ant 15 m gp. Record: nokia 6230i (loudspkr to mic).
There was an interesting ringing sound i couldn't pin down the location of which led me to make this recording. Ft. Frogs & insects, recorded with a tascam dr-05x.
Recorded with a tascam dr-1 looking south out of my garage between dallas and ft. Worth, here is 30 minutes of rain and intermittent distant thunder that grows increasingly heavy and then tapers off.
Deisel locomotive standing and filling air brakes. Then bell, and train pulling away with horn. Recorded from about 15 ft. Away. About 100 cars. Recorded in hot springs, north carolina.
Part of qso with i1ulj. He used home-brew tx - power only 3 watts. Good strength but ac modulation. My antenna low doublet 80 m. Recorded: nokia 6230i, trx loudspeaker - phone mic (ft-897, qth jn79nd).
Italian radio amateur beacon iq2mi on 501,31 khz. First qrss, then qrs10 just before the end of record. Recorded from loudspeaker of ft=897 (with random wire antenna) by microphone of mobile phone nokia 6230i in qth jn79nd.
Galaxy s10e. Tiny 5 inch waterfall in se pahttps://ibb. Co/rntbrqghttps://ibb. Co/7rnnszh. Littlewaterfall1 = close 2 inches awaylittlewaterfall2 = far 4 ft awaylittlewaterfall3 = medium between those. Hopefully the sounds of my feet are inaudible or easily removed was kind of precarious footing.
Galaxy s10e. Tiny 5 inch waterfall in se pahttps://ibb. Co/rntbrqghttps://ibb. Co/7rnnszh. Littlewaterfall1 = close 2 inches awaylittlewaterfall2 = far 4 ft awaylittlewaterfall3 = medium between those. Hopefully the sounds of my feet are inaudible or easily removed was kind of precarious footing.
Galaxy s10e. Tiny 5 inch waterfall in se pahttps://ibb. Co/rntbrqghttps://ibb. Co/7rnnszh. Littlewaterfall1 = close 2 inches awaylittlewaterfall2 = far 4 ft awaylittlewaterfall3 = medium between those. Hopefully the sounds of my feet are inaudible or easily removed was kind of precarious footing.