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QRP and homebrew by DL2YEO

Do you like QRP and homebrew? On this pages you'll see some simple circuits. For example: 30/80m DC-receiver, IF/AF amplifier, QRP push-pull final, calculating SWR meter, 30m tranceiver .....

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QRP and homebrew by DL2YEO | qrp4u.de Reviews
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Do you like QRP and homebrew? On this pages you'll see some simple circuits. For example: 30/80m DC-receiver, IF/AF amplifier, QRP push-pull final, calculating SWR meter, 30m tranceiver .....
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2 TL494
3 ne592
4 ne612
5 SG3525
6 ca3083
7 ca3096
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9 NE5532
10 LM386
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QRP and homebrew by DL2YEO | qrp4u.de Reviews

https://qrp4u.de

Do you like QRP and homebrew? On this pages you'll see some simple circuits. For example: 30/80m DC-receiver, IF/AF amplifier, QRP push-pull final, calculating SWR meter, 30m tranceiver .....

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1

250 W S.M.P.S. with Power-FETs James Arthur

http://www.qrp4u.de/docs/en/smps_new

Many thanks to J.Arthur for the excellent revision of the following text. 250 W S.M.P.S. with Power FETs. Magnetic components from a PC power supply. Fig 1: Transformers from the PC power supply. Mains rectifier and filter. Fig 2: Filter, rectifier and power switches. Fig 3: PWM control and monitoring. Fig 4: Synchronous rectifier. The power supply uses an 82 x 122 mm glass-epoxy circuit board. Other materials are not suitable, as the board must be able to carry relatively heavy components and realiz...

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qsl.net qsl.net

Tilburgse Ronde

http://www.qsl.net/pa3dzm/_private/Ronde%2013%20april%202003.htm

Aanvang 11.00 uur. Op 20 en 27 april geen ronde in verband met de Paasvakantie. Presentielijst: PE1OPC PD2JCW PE7JWC PD0HQF PD2LHM PD2RPT PD3JPT PA3CAZ PA3BJJ PA3HJL PB1RWZ PE2AGO PA3AJC PE1MBE PA3DGU PB3WK PE1KNJ. Presentielijst: PB3WK PD2JCW PD2JAN PA3GTQ PD1AQS PE1OJR PD3JPT PA1ASP PE1ITY. Presentielijst: PE1PDN PE1KYH PE1OIX PD2JCW PE1ITY PD1ARJ PA3GTQ. Adres: Leon van Heijlstraat 48, 4827 AN Breda. Tel: 076-5810735 e-mail:. Kenwood TR-751E, 144 MHz allmode 5 of 25 Watt. Is op zoek naar:. Schema van ...

n2cua.com n2cua.com

Homebrew Information

http://www.n2cua.com/homebrew/homebrew.htm

HAM RADIO HOMEBREW INFORMATION. 1 kilowatt linear amplifier. Article byChris Bourke (VK4YE). Amplifier projects over 30 (some are accessible to members only). This is the original WB0NNI scratch built RF amplifier site. For the Heath SB-220 Amplifier, etc. Some components by Richard L. Measures, AG6K. Home Brew Amp Project. NI4L QRO GU-84B TETRODE . Home Brew KW Project. The VK4YE 1 KW Linear Amplifier. Home Brew Amp Project. By Randy Adams - NT8N. Projects, Parts and Kits from soup to nuts. A simple fie...

ik1hgi.blogspot.com ik1hgi.blogspot.com

QRP QRSS Beacon IK1HGI: Nuova QSL Beacon ik1hgi/b

http://ik1hgi.blogspot.com/2011/08/nuova-qsl-beacon-ik1hgib_25.html

QRP QRSS Beacon IK1HGI. Giovedì 25 agosto 2011. Nuova QSL Beacon ik1hgi/b. Ciao ecco la mia nuova QSL per i miei Beacon IK1HGI/B, sono graditi i rapporti di ascolto:. Beacon 28.322, Beacon 14007 Beacon 10142, Beacon 7040. Questi sono i miei Beacon QRP qui la scheda tecnica del Beacon. Http:/ www.qsl.net/ik1hgi/qrp/foto-qsl.htm. QRSS QRP Beacon IK1HGI. Giovedì, agosto 25, 2011. Iscriviti a: Commenti sul post (Atom). Beachttp:/ www.blogger.com/img/blank.gifon. Beacon accetto rapporto di ascolto. A volte ci...

ik1hgi.blogspot.com ik1hgi.blogspot.com

QRP QRSS Beacon IK1HGI

http://ik1hgi.blogspot.com/2014/08/ecco-il-mio-beacon-trasmette-in.html

QRP QRSS Beacon IK1HGI. Mercoledì 20 agosto 2014. Ecco il mio Beacon Trasmette in Digitale DVB-S. 1 Agosto 2014 le prime prove di test per la trasmissione del Digitale DVB-S, la Trasmissione sulla frequenza 1250 Mhz verso Novara Nord-Sud / Nord-Est. Qui si vede la costruzione di come e fatto il Digitale DVB-S. Https:/ www.youtube.com/watch? 73 Buona visione ik1hgi Antonio. QRSS QRP Beacon IK1HGI. Mercoledì, agosto 20, 2014. Qrs qrp 472 khz. Iscriviti a: Commenti sul post (Atom). QRSS QRP Beacon IK1HGI.

ik1hgi.blogspot.com ik1hgi.blogspot.com

QRP QRSS Beacon IK1HGI

http://ik1hgi.blogspot.com/2015/04/47250-khz-test-630-metres-472-479-khz.html

QRP QRSS Beacon IK1HGI. Giovedì 30 aprile 2015. 472,200 Khz Test 630 Metres. 472 - 479 Khz. 472,50 Khz il mio Trasmettitore da 1 watt ufficiale. Ciao a tutti sono Antonio ik1hgi, dopo una pausa sulla costruzione del mio Ultimate3 qrp, leggevo delle informazioni sui i 630 metri, ho ripreso con l'interesse questo trasmettitore di GW3UEP. Http:/ www.qsl.net/ik1hgi/472-50.htm. QRSS QRP Beacon IK1HGI. Giovedì, aprile 30, 2015. Qrs qrp 472 khz. Iscriviti a: Commenti sul post (Atom). 472,200 Khz Test 630 Metres...

ik1hgi.blogspot.com ik1hgi.blogspot.com

QRP QRSS Beacon IK1HGI: ik1hgi Multi-QRP attivi banda 10-20-30-40Mhz

http://ik1hgi.blogspot.com/2011/07/ik1hgi-multi-qrp-attivi-banda-10-20-30.html

QRP QRSS Beacon IK1HGI. Mercoledì 20 luglio 2011. Ik1hgi Multi-QRP attivi banda 10-20-30-40Mhz. Ciao, informo che il nuovo sistema Multi-QRP mi permette di trasmettere con una sola antenna "dipolo" sulle frequenze :. 28322,50 Potenza / 100mW. 14003,10 Potenza / 200mW. 10140,80 Potenza / 1watt. 7039,20 Potenza / 100mWatt. L' attesa per ogni singola banda di ascolto è di 0 secondi. La nota del cw 0,5 secondi per 4 =20 secondi di attesa. Alla ripetizione successiva della banda. 73 de Antonio ik1hgi. Ik1hgi ...

ik1hgi.blogspot.com ik1hgi.blogspot.com

QRP QRSS Beacon IK1HGI: 26/04/15 - 03/05/15

http://ik1hgi.blogspot.com/2015_04_26_archive.html

QRP QRSS Beacon IK1HGI. Giovedì 30 aprile 2015. 472,50 Khz il mio Trasmettitore da 1 watt ufficiale. Http:/ www.qsl.net/ik1hgi/472-50.htm. OM S52AB Jozè della sua relazione del suo TX sui 630metri ottimo lavoro svolto dal grande S52ab. Jozè prestazione professionale del suo capolavoro, alla sua risposta mi propose di realizzare questo TX dal progetto. La conclusione ho avuto altro suggerimento da Italo mi disse se vuoi realizzare i 472 Khz prova a realizzare questo GW3UEP. Http:/ www.qsl.net/ik1h...Link ...

ik1hgi.blogspot.com ik1hgi.blogspot.com

QRP QRSS Beacon IK1HGI

http://ik1hgi.blogspot.com/2013/08/qrp-1014097-khz-beacon-tx-200mw-httpwww.html

QRP QRSS Beacon IK1HGI. Venerdì 16 agosto 2013. QRP Test 10140,98 Beacon 200mw. Http:/ www.youtube.com/beacon 200mw. Pubblicato in data 10/ago/2013. Altro modo di poter trasmettere in quando e la prima volta con un Beacon QRSS-CW Lento. Adesso altro tx Beacon ik1hgi/b frequenza 10140,98, khz test con potenza sui 200mW. In sperimentazione oggi attivo, sono gradite i rapporti su cluster. Http:/ hamqth.com/activity.php? Http:/ www.dxfuncluster.com/search.php? QRSS QRP Beacon IK1HGI. Venerdì, agosto 16, 2013.

ik1hgi.blogspot.com ik1hgi.blogspot.com

QRP QRSS Beacon IK1HGI: Rete QRSS/QRPp a 28.322 MHz: ik1hgi on

http://ik1hgi.blogspot.com/2013/06/rete-qrssqrpp-28322-mhz-ik1hgi-on.html

QRP QRSS Beacon IK1HGI. Domenica 2 giugno 2013. Rete QRSS/QRPp a 28.322 MHz: ik1hgi on. Rete QRSS/QRPp a 28.322 MHz: ik1hgi on. Antonio mi segnala che il suo trasmettitore IK1HGI/B 28322,50 / 7039,2 / 10.141,50 / 3.597,63 Khz. V V V IK1HGI/B JN45IK QRSS10 100mW K. È operativo 24h24, tutte le bande, utilizzano ognuno dipolo per ogni banda, possibile rapporto di ascolto 73. Buoni ascolti. ik1hgi Antonio. Http:/ hamqth.com/activity.php? Http:/ www.dxfuncluster.com/search.php? QRSS QRP Beacon IK1HGI. N7KSB M...

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Quick Response Products Ltd

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Willkommen

Willkommen auf meiner Webseite! Es freut mich, dass Du hierher gefunden hast. Hier dreht sich fast alles um mein Hobby, den Amateurfunk. Aber natürlich auch etwas um mich. Komm und werfe einen Blick in den Stationsraum. Die verwendeten Sender besitzen zwar nur eine geringe Sendeleistung, doch bei Beachtung einiger Besonderheiten überwiegen die Vorteile. Wenn Du Neuem offen gegenüberstehst, so sieh Dir einmal an, wie QRP und DXen. Meine funktechnischen Vorlieben liegen auf den Gebieten der Telegrafie.

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QRP and homebrew by DL2YEO

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