amp projects
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Antennas : 40M : 40 meter Loop Antennas- Receiving antenna for low bands
updated
- K9AY loop antenna installed at PA6Z Contest group. This is a receiving antennas for the low bands (160m, 80m and 40m). Include schematics and info on a building the control box, preamplifier and low-pass filter
[ Hits: 19594 | Votes: 12 | Rating: 7.91 ]
- IZ7ATH Projects
- Antennas, Keyer, amplifier, transverter, baluns
[ Hits: 23717 | Votes: 26 | Rating: 6.32 ]
- OH7SV Matti Hohtola Ham Projects
- The most modern QRP transceiver in 2004,Direct Conversion HF Transceiver with DDS LO,
50 ohm to 200 ohm HF wide band transformers,
Wilkinson splitter for RX measurements,
Windom baluns 2001/2004,
Ferrite rod antenna for 80 meter, Magnetic Loop Antenna for 80 m, Mascot Switched PSU 9320 modification to 8A peak current, 150W MOSFET linear amplifier for 80m, 80 m HF SSB/CW Transceiver
[ Hits: 20373 | Votes: 36 | Rating: 8.11 ]
- Tubes for amplifiers
- Sales tubes for amplifiers like GS-23B,GS-31B,GS-35B,GU-34B,GU-43B,GU-74B,GU-84B. Include links to aplifier homebrew projects
[ Hits: 2305 | Votes: 6 | Rating: 1.17 ]
- BBA-C1 Amplifier Card
- This versatile broadband amplifier is used in several DX Lab projects.
[ Hits: 418 | Votes: 0 | Rating: 0 ]
- WB0NNI Home Brew HF Amps and Tutorials
- Tutorials and other information on designing and building hf amplifiers. Includes tube data and amplifier projects.
[ Hits: 21725 | Votes: 53 | Rating: 7.46 ]
- WV7U - Hank's Amp Pages
- WV7U YC156 and 3CPX800 amplifier projects. See pictures, schematics, test data, links, and more!
[ Hits: 9250 | Votes: 48 | Rating: 8.86 ]
- 100W HF QRO linear amplifier
- Based on Motorola MRF454, schematics and component list
[ Hits: 9175 | Votes: 12 | Rating: 4.83 ]
- A 20m monoband Power Amp
- The 20m monoband 4-1000 amplifier, by Jelmer (pa5r), Herman (pa0ten) and Frans (pa5ca)
[ Hits: 2891 | Votes: 2 | Rating: 9.5 ]
- Audio Preamp
- Easy circuit that provide good gain to weak audio signals
[ Hits: 3820 | Votes: 2 | Rating: 3.5 ]
- 10 Amp 13.8 Volt Power Supply
- Sometimes amateurs like to home-brew their power supplies instead of purchasing one off the shelf at any of the major ham radio retail dealers.
[ Hits: 1934 | Votes: 3 | Rating: 9.67 ]
- SSB and CW Filter
- A pdf file with schematics of an ssb and cw filter AF amplifier
[ Hits: 2129 | Votes: 3 | Rating: 4.33 ]
- K1TTT Technical Reference
- Technical reference about Accessories, Amplifiers, Antennas, Cable and Connectors, Filters, Geography, Grounding, Gunk, Matching Networks, Projects, Propagation Info Radios, RFI/EMI, Rotors, Station Setup, Towers.
[ Hits: 5150 | Votes: 6 | Rating: 6.33 ]
- Homebrew projects by dl5dbm
pop
- KW,2-meter,6-meter,antennas,amplifiers,preamps,powersupplys, and more
[ Hits: 27258 | Votes: 154 | Rating: 6.77 ]
- K8CU Technical Topics
- Well documented Amateur Radio HF/VHF antenna projects, high power Russian GS35B RF amplifiers, mobile RFI solutions, related accessories, vintage radios, Six meter equipment, and useful techniques by K8CU are inside.
[ Hits: 3898 | Votes: 11 | Rating: 7.64 ]
- WV7U.com - Hank's Amp Pages
- WV7U's YC156 and 3CPX800 amplifier projects. Everything you wanted to know about using the YC156 or 3CPX800 in a ham radio linear amplifier. See pictures, schematics, test data, links, and more!
[ Hits: 1732 | Votes: 2 | Rating: 9.5 ]
- U301 FET preamplifier
- This FET preamplifier has been around for almost 25 years. It is extremely reliable and can handle several watts directly into either the input or the output without failure.
[ Hits: 8423 | Votes: 3 | Rating: 6.33 ]
- 23 cm GaAs FET preamplifier
- On 23cm the best way to obtain a good RX-sensitivity is to use a GaAs-FET in the front-end, since these devices show very low noise figures.
[ Hits: 4050 | Votes: 6 | Rating: 4.67 ]
- The smk-1 on 20m
- Taking the venerable SMK-1 design to 20m and adding an RF amp, audio filter, and a TiCK Keyer ... by Wayne McFee, NB6M
[ Hits: 919 | Votes: 0 | Rating: 0 ]
- The Fox - 750 mw transmitter
- This RDF three transistor 144 MHz transmitter uses a 48 MHz scanner crystal as an oscillator / tripler. A second transistor boosts the signal to 40 milliwatts, a third amplifies the power output to 750 milliwatts.
Includes schematic and pictures.
[ Hits: 423 | Votes: 2 | Rating: 5.5 ]
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