amateur radio - Page 34 of 55

November 23, 2011

amateur radio antena radio amatur antenna cara membuat CW do it yourself homebrew new carolina windom QRP radiation

New Carolina windom atau window antenna adalah sejenis off center feed dipole. Antenna jenis ini…

November 22, 2011

amateur radio AMATEUR RADIO EXAMINATION antena radio amatur arrl fizik hamradio hobby iaru kuala lumpur learn morse code malaysia mcmc penang RAE sains SKMM thestar ymca

Back in the dark ages of twentieth-century communications, or before the advent of the Internet,…

November 21, 2011

amateur radio antena radio amatur ardf basikal dan radio amatur fox hunt hobby magnetic loop magnetic loop antenna calculator malaysia resonant loop sains

Antena loop adalah satu antenna radio yang terdiri satu gelungan atau banyak elemen konduktor eletrik…

November 21, 2011

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Seperti yang kita sudah sedia maklum, dipole antenna adalah antenna ringkas yang boleh dibuat dari…

November 20, 2011

amateur radio antenna emi filter high frequency magnetic power radiation radio receiver source switching mode power supply transceiver

1. Why are Switched Mode Power Supplies (SMPS) associated with radio interference? Switched mode power supplies…

November 15, 2011

9M2PJU all band all mode amateur radio digital signal processing dsp equalizer kuala lumpur malaysia multimode radio radio amatur rig specification transceiver yaesu

The Yaesu FT-857D is a multimode amateur transceiver that transmits and receives communications on bands…

November 11, 2011

9m2ar 9M2PJU alor star amateur radio Continuous Wave CW hamradio hobby kod morse kuala lumpur low power malaysia morse code QRP QSO radio amatur video yaesu ft817 yaesu ft817nd youtube

My 500 miliwatts QRP CW operation on 40 meter band using Yaesu FT817ND. Contacted 9M2AR…

November 7, 2011

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November 7, 2011

9m2ar 9M2ZN amateur radio CW hamradio high speed telegraphy hobby malaysia morse code ragchew

November 6, 2011

9M2PJU amateur radio entertainment hamradio high speed telegraphy world championship song ut1ij we are hams youtube

The song We Are Hams was composed, written and performed by Volodymyr Ivanov, UT1IJ, who…