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Si5351 + PIC16F1455 USB controller
Upravo tako, to je mnogo elegatnije resenje.

Mada, RTl-SDR modifikovana verzija sa integrisanim LPF filterom (~30MHz), radi mnogo lepo.
Upravo bilo neko takmicenje na 80m opsegu (CQ-Contest), sve sam ih cuo i to sa "polu-antenom", nesto sto moze samo da se nazove antenom, pola kraka antene mi "klonulo", puko mi zimus kanap ...
Ovde se vidi CEO 80m band, jedna stanica je jedna "iglica/štrafta", izmedju LSB i BIP-BIP slusam neke domace radiomatere (samo 2.4kHz bandwith-a) pricaju o nekim frekvencijama i decibelima i kako nabudziti stanicu ... Smile

Sa leve strane LSB markera su Ruske stanice uglavnom, skoro svi Rusi koriste SDR primoredajnike, tacno se cuje po modulaciji, ko nije na SDR taj se cuje kao sa "tranzistora", ostali imaju tako lepu modulaciju da jedino da snimim jedne/druge da cujete kola je to razlika, neverovatno ...
Kada se potrefe propagacije i bude nizak atmosferski sum a jak signal, to se cuje za malo kao spiker na radiodifuznom FM! U Herz nastelovana frekvencija, tacno cujem operatera sa njegovim prirodnim glasom, nema "paja-patak" kada se ofsetuju RX/TX frekvencije, svi koriste bolje od 1ppm oscilatore ...

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Messages In This Thread
Si5351 + PIC16F1455 USB controller - by mikikg - 11-05-2014, 09:51 AM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 04-12-2016, 01:29 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 04-12-2016, 03:23 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 04-12-2016, 03:50 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 05-22-2017, 08:52 AM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 07-22-2017, 07:12 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 07-22-2017, 10:25 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 07-23-2017, 02:54 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 08-24-2017, 10:55 PM
RE: Si5351 + PIC16F1455 USB controller - by mikikg - 03-08-2019, 09:35 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 03-24-2023, 02:20 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-23-2023, 07:32 PM
RE: Si5351 + PIC16F1455 USB controller - by Gosha - 03-24-2023, 09:56 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-26-2023, 03:26 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-27-2023, 12:49 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 10-15-2023, 04:06 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 05-12-2023, 07:00 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 10-15-2023, 08:55 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 10-16-2023, 03:45 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-29-2024, 02:15 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-30-2024, 08:55 AM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-30-2024, 10:25 AM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-30-2024, 10:00 PM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-31-2024, 08:26 AM
RE: Si5351 + PIC16F1455 USB controller - by savan - 03-31-2024, 05:01 PM
RE: Upravo stiglo - by Khadgar2007 - 05-19-2017, 06:27 PM
RE: Upravo stiglo - by mikikg - 05-19-2017, 06:44 PM
RE: Upravo stiglo - by Khadgar2007 - 05-19-2017, 07:05 PM
RE: Upravo stiglo - by mikikg - 05-19-2017, 07:12 PM
RE: Upravo stiglo - by emiSAr - 05-19-2017, 07:41 PM
RE: Upravo stiglo - by mikikg - 05-19-2017, 09:57 PM
RE: Upravo stiglo - by Milan94 - 05-19-2017, 10:17 PM
RE: Upravo stiglo - by Gosha - 05-19-2017, 10:27 PM
RE: Upravo stiglo - by mikikg - 05-19-2017, 10:28 PM
RE: Upravo stiglo - by Milan94 - 05-19-2017, 10:33 PM
RE: Upravo stiglo - by Khadgar2007 - 05-19-2017, 10:38 PM
RE: Upravo stiglo - by mikikg - 05-19-2017, 10:41 PM
RE: Upravo stiglo - by Milan94 - 05-19-2017, 10:52 PM
RE: Upravo stiglo - by mikikg - 05-19-2017, 11:05 PM
RE: Upravo stiglo - by Khadgar2007 - 05-19-2017, 11:15 PM
RE: Upravo stiglo - by Milan94 - 05-19-2017, 11:24 PM
RE: Upravo stiglo - by mikikg - 05-19-2017, 11:44 PM
RE: Upravo stiglo - by Milan94 - 05-20-2017, 12:01 AM
RE: Upravo stiglo - by Khadgar2007 - 05-20-2017, 12:06 AM
RE: Upravo stiglo - by mikikg - 05-20-2017, 12:10 AM
RE: Upravo stiglo - by mikikg - 05-20-2017, 12:40 AM
RE: Upravo stiglo - by Khadgar2007 - 05-20-2017, 06:53 AM
RE: Upravo stiglo - by progster - 05-20-2017, 07:57 AM
RE: Upravo stiglo - by Khadgar2007 - 05-20-2017, 09:27 AM
RE: Upravo stiglo - by mikikg - 05-20-2017, 12:52 PM
RE: Upravo stiglo - by npejcic - 05-20-2017, 01:10 PM
RE: Upravo stiglo - by mikikg - 05-20-2017, 01:24 PM
RE: Upravo stiglo - by npejcic - 05-20-2017, 01:30 PM
RE: Upravo stiglo - by mikikg - 05-20-2017, 01:34 PM
RE: Upravo stiglo - by Khadgar2007 - 05-20-2017, 02:33 PM
RE: Upravo stiglo - by mikikg - 05-20-2017, 02:48 PM

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