Tag Archives: hamradio

HAMFEST в Домодедво (Flea merket)

ВНИМАНИЕ !!! ВПЕРВЫЕ НА ФЕСТИВАЛЕ !!! Друзья! Учитывая экономическую ситуацию, а так же традиции и международный опыт аналогичных радиолюбительских фестивалей за рубежом, Оргкомитетом с согласия администрации д/о “Москвич” принято решение о проведении в период фестиваля так называемого “блошиного рынка” (Flea … Continue reading

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New “Black Box receiver”

New “AR-2300” receiver. The AR2300 communications receiver from AOR is ideally suited for radio and spectrum monitoring in various commercial and government applications, as well as for use in radio investigation services. Digital signal processing: 45MHz of the 3rd intermediate … Continue reading

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New tiny SCR Preselector.

Revision B 1.8MHz to 30MHz Tunable Band Pass Filter. Software Controlled Radio Preselector via USB or I2C Bus A less complex version of the SCR Preselector. Assembled and kit versions. More

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Хотелось бы поверить, но …

Народ сегодня сильно возбудился и стал мне названивать с единственной целью – узнать, действительно ли 4U1IAEA работает из Северной Кореи позывным Р5/4U1IAEA? Пришлось перезванивать Юну JH4RHF  в Вену. Он много лет проработал в IAEA и в курсе, кто мог бы  … Continue reading

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DG0SA’s single-band bandpass filters

Single-band bandpass filters: 100 Watts (SSB/CW) and much more … Visit the DG0SE‘s Online Shop

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Coming soon – “StationPro II” from W8ZR

The StationPro I and StationPro II are easy-to-build master station controllers that will integrate all your HF rigs and amplifiers by automatically switching all your RF inputs and outputs, microphone, key, audio, data, etc. – up to 25 different control … Continue reading

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Make your QRPp life fun

This double-sideband (DSB) radiotelephone transmitter is powered entirely by the instantaneous (not stored) energy produced in the operator’s voice. The RF output power in my prototype falls within the range of 5 to 15mW. The circuit is essentially a high-level … Continue reading

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How to catch the HAM Satellite

The “MAKE” magazine was published an interesting article (IMHO). Read below. Photo: “MAKE” My favorite ham activity is making contacts via satellites. Not only is there the romantic notion of sending messages into outer space, but you have to trace … Continue reading

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