dxzone
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Receiver Dynamic Range Receiver dynamic range is the ability of a receiver to receive a weak signal without loss ...
8 minutes ago
from API
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Dynamic range measurements Comparison of FT-1000D FT-736R FT-817 FT-847 FT-897 IC-765 Orion TS-2000 Spectral puri...
about 1 hour ago
from API
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The Optimum 6 Element Yagi-Antenna A 70cm and 2m 6 elements yagi antenna plan based on the IEEE Transactions on A...
about 2 hours ago
from API
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PVC Yagi antennas - techniques Collection of different techniques to homebrew PVC yagi antennas, including elemen...
about 3 hours ago
from API
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Essex CW Amateur Radio Club Essex CW Amateur Radio Club...
about 5 hours ago
from API
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Duoband DK7ZB-Yagis 2m and 70cm These Yagis cover the range of 144-146MHz on 2m and 430-440MHz on 70cm. They can ...
about 6 hours ago
from API
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Centerfire antenna US Antenna manufacturer offering base and mobile antennas for 2 meter, 1.25 meter and 70 cm Am...
about 7 hours ago
from API
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Propagation report [2010 Jan 05] Sunspots [13] - Flux 10.7cm [77] - GOES10 Bkgd Flux [-999]
about 16 hours ago
from API
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80 meters spiral loop antenna N4SPP 80 meters band spiral loop antenna based on SM0VPO design...
about 22 hours ago
from API
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Mic Pre Ampllifier A microphone preamplifier schematic for hand-helds by ON6MU...
6:48 AM Jan 5th
from API
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10 11 meters RF Power Amplifier AM/FM/CW QRP RF Power Amplifier for the HF 10 or 11 meterband (28MHz/27MHz)...
3:30 AM Jan 5th
from API
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Propagation report [2010 Jan 04] Sunspots [15] - Flux 10.7cm [73] - GOES10 Bkgd Flux [-999]
4:24 PM Jan 4th
from API
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A simple iambic keyer Iambic keyer with simple paddles and simple electronic circuit....
10:12 AM Jan 4th
from API
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A Two-Way Morse Practice Set The system consists of a pair of Morse practice oscillators connected by a piece of ...
6:48 AM Jan 4th
from API
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Hear Amateurs on your FM Radio The idea makes use of a very simple direct conversion receiver on the band of inte...
5:12 AM Jan 4th
from API
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QRP transmitter with VXO This is a nice 1 W QRP transmitter that can be used in combination of one of the simple ...
3:30 AM Jan 4th
from API
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Homebrewing a tube-type HF amp. This article discuss the use and construction of a grounded-grid, triode type HF ...
1:48 AM Jan 4th
from API
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Propagation report [2010 Jan 03] Sunspots [20] - Flux 10.7cm [76] - GOES10 Bkgd Flux [-999]
4:24 PM Jan 3rd
from API
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YagiMax 311 A freeware dos antenna design program, dedicated to yagi antenna design by K4VX...
10:12 AM Jan 3rd
from API
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Ham for iPhone Ham is a free iPhone Ham Radio utility.\r\nView solar conditions (Solar Flux, Indices, X-Rays, Sun...
8:54 AM Jan 3rd
from API
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