16 безкоштовних аудіофайлів для "Аматорський Радіозв'язок"

This is the first of two recordings documenting the transatlantic shortwave radio transmissions by w1zy on february 12, 2019 in performance of the "extremely low elevation angle" experiment, detailed in w1zy's blog here: http://www. Qrz. Com/db/w1zy. It is being posted in 2021 upon initiation of the full archiving of all audio files generated during the saltwater vertical operation from succotash salt marsh in matunuck, r. I.

Using a mfj electonic keyer paddle. . The "sos" code is repeated at about 20 words per minute seven times. Interior recording - stereo 44. 1khz at 16bits with sony mini-disc recorder 2005.

Example of unnecessary qrs-qrq jumping. Receiving station is evidently "delighted".

Station who is not able to play error-free own callsign despite of my question if sp25f5 is existing callsign (no answer after my question).

Dl0ksc in cw qso of mar 10th, 2012, at 11. 50 utc on 10116 khz. Stable high frequency but multiple tone - spectrum. Audio frequency changes are due to my tuning of trx to hear multiple tone.

Amateur radio station c31ya from principat of andorra is calling cq on 40m ssb. Band is noisy and propagation not good. Miguel was copied with a longwire.

This is a recording of a lot of morse code conversations on the 40 meter band of amateur radio. Mainly between 7 - 7. 012 mhz using lsb, usb, cw wide, cw narrow, and am filters. I used a yeasu ft-757gx transceiveri mainly recorded this because i thought the am filter on the morse code sounded very unique and space like. Feel free to cut out whatever you like and modify. Also the buzz is from the computer's sound card impurity being amplified through the transceiver, this is not easy to fix. Recorded on 3:50 utc 2013-11-2.

Amateur radio chat connection recorder with frequency scanner.

John 3:16 in morse code. Here is the morse code and decoded text:. . -. ---. -. --. --- -. . . . . ---. -. . ---. . . -. -. . -. . . . . . -- ---. -. . -. . -. . . . -. -. . . . . . . . . . --. - -. --. . . . . --. . -. . . -. . . . . . . . . . --- -. . . - -. -. . --- -. . -. . -. --. . . --- -. --. . --. . . --- -. . . . . - -. . . . -. . -. -. -- --- -. . . --. . . . --- -. . . . . -. . . . . . . . -. . . . . . -. . . . . . . --. --. . . -. . . -. . -. --- -. --. . . -. . . . . . . . . . -. . . . . - -. . . . . -. . . -. . -. . -. -. . -. -. . . -. . . . . . -. . For god so loved the world in this way he gave his one and only son, so that everyone who believes in him will not perish but have eternal life.

A garbled sentence recorded from a ham radio repeater frequency in westchester county, ny. Recorded with a uniden bc75xlt, plugged into a scarlett 2i2 interface. Recorded with ableton live 10.

A young ham-radio operator communicating via short-wave. Recorded with dummy head microphone. It was a public event where ham radio was presented to the public, thus the loud ambience.

Stereo recording incorporating 2 recordings made simultaneously on the web sdr (software defined radio) in north east pensylvania (fn21mh) at http://k3fef. Com:8901/and the one at raf hackgreen in nantwich in cheshire (io83ra) http://hackgreensdr. Org:8901/i used the filename of one of the recordings for part of this new dual receivers recording mixed in goldwave and time-synched by ear. Left channel is the pensylvania receiver, right channel is the uk receiver. Heard are various stations working or trying to work w1uuu in massachusetts including stations in the dominican republic, argentina, the ukraine, trinidad and tobago, colombia and florida. Some stations are heard better in pa, some better in the uk. Lots of static crashes heard from late spring lightning storms hundreds or thousands of kilometers away from both receivers. You can find over 100 receivers athttp://websdr. Org/most allow you to record, though some have a 15-minute timer.

Ham radio amateurs. Weak signal with much statics. From july 26th 2017, 5. 15 pm utc, 14. 237 mhz usb 20m. Call signs;ok2bld czech republicf4eih franceoh2hi oh2fi finlandux3un ukraneoe1cga austiadl1bsh germany close to luxembourgsp3ms polandm0bec englanddl2r germany (saying he is in florida :-)f8fhi farnceom2ad slovak republic. Recorded in the netherlands.

The text of psalm 118:1 transmitted over the 40m band using morse code. Here is the morse code and the decoding of it:--- --. . . . . . -. -. . . . . - -. -. -. . . . . - -. - --- -. . . . . . -. . ---. -. -. . . . -. ---. -. . . . . . . . . . . --. --- --- -. . -. . . . -. -. . -. . -. . . . . . . . . . . . . --. . -. -. -. -. --. -. -. . . . -. -. . -. . . . . . -. ---. -. . . . . -. . -. O give thanks unto the lord for he is good because his mercy endureth forever.

Made using the online remote shortwave receiver of university of twente in enschede holland:http://websdr. Ewi. Utwente. Nl:8901/made in the part of the 20-meter ham band where psk31 is the dominant digital mode, with the receiver deliberately mistuned, in fm mode at it's widest setting to get a mishmash heterodyning sound.

Ringmodulated inversion of my speech from the file https://freesound. Org/people/kb7clx/sounds/648443/ invertedspeechcq. Wav. I took the raw recording and used goldwave's mechanize effect to translate my voice to a center frequency of 14khz. I then demodulated it first at 10. 6 and then 10. 2khz meaning that what comes out is essentially the opposite sideband, offset by 3. 4 and 3. 8khz respectively. 3khz just didn't sound as good. The first i filtered with a low pass of 2. 9khz, the second was filtered to below 3. 4khz to emulate a communications receiver passband. I am speaking upside down as described in this video. Https://www. Youtube. Com/watch?v=q_ykxzcbh-g beginning at 00:03:16. Being blind i can't see their diagram, but i've got my own by ear intuitive method, keeping in mind that oo and ee are farthest from each other, all other vowells get closer the closer they are to the middle of the human voice frequency range. I say: huhlay sue quee, sue quee, sue quee do ux. Cahlloong sue quee sue quee sue quee do ux. The ay in huhllay is like when a spanish speaker says béisbol (baseball). The a in cahlloong is like the a in cat if you're opening wide for the doctor. The oo is like the oo in book. Listen to the other file and you'll hear: hello cq cq cq dx. Calling cq cq cq dx.