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an electronic circuit diagram with the following instructions

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two images showing the different types of medical equipment

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an image of a wooden pole with measurements for the top and bottom poles on it

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Antenna a Dipoli Incrociati o Doppio Bipolo Ottima antenna di facile costruzione per la ricezione dei satelliti APT. Le misure sono adattate ai 137 Mhz. Per la costruzione si possono utilizzare delle barrette di ottone da 2mm. Per la saldatura utilizzare un saldatore a fiamma. (Quelli piccoli tipo torcia vanno bene).
an image of a machine that is working on some kind of thing in the air

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a close up of an electric device on a white background

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someone is holding a tiny electronic device in their hand

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Hello everyone welcome to the fresh new video of electrovation, Today we are going to make simple FM Transmitter 👍In this video you will learn how to make s...
an old cell phone is connected to a wire with the words counterpoise wire about 19 to 20 inches

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an old style radio sitting on top of a table with the words diy rat tail for baofengs

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What is a Rat Tail? A “Rat Tail”, or counterpoise, is basically the missing part of a whip antenna. You can consider it to be something like an actual Dipole antenna on your HT. The whi…
a person holding a cell phone in front of a television antenna

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Diy Tape Measure Yagi Antenna for Ham Radio: Today we are going to build a Yagi antenna designed for 2 meter and 70 cm ham radio bands. It can be used to communicate with amature radio satellites or to assist in getting into that repeater that is just a little to far away. I am currently atten…
a tripod with tape measure on it and the words tape measure yagi antenna

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Diy Tape Measure Yagi Antenna for Ham Radio: Today we are going to build a Yagi antenna designed for 2 meter and 70 cm ham radio bands. It can be used to communicate with amature radio satellites or to assist in getting into that repeater that is just a little to far away. I am currently atten…
a person holding a radio next to a window with an antenna on top of it

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Although I’m not a big fan of V/UHF, going over DK7ZB’s website I was impressed by his numerous Yagi antenna design and their good efficiency, and also, myself, eager to do some mechani…
an electronic device with wires attached to it

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DIY 1GHz* Active Probe for Under 20$**: So, you're an electronics hobbyist and want a 1GHz* active probe, or a professional and tired of blowing your 2000$+ active probe in sketchy circuits when all you wanted to know are the whereabouts of some RF-signal? Then stay with me!! This Instruc…
an instruction manual for the magnetic loop, with instructions on how to use it and how to

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an image of a pair of speakers with measurements

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the diagram shows how to draw diagonals in parallel lines

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Как изготовить антенну Харченко для приема дтв, дцв, дмв сигналов. Чертежи антенны Харченко. Необходимый для изготовления в домашних условиях инструмент и расходные материалы. Подключение к усилителю и телевизору.