solid

56 links

23cm Yagi antenna - Solid Brass 6el 23cm Yagi antenna for SOTA. Construction of a rugged solid brass DL6WU yagi ready for the SOTA backpack for 1.296 GHz
[ Hits: 62 | Votes: 1 | Rating: 9 ]

QRP Link Dipole Antenna - Dipole antennas are some of the simplest antennas to build in addition to being very efficient and solid performers. I wanted to make a simple dipole antenna for QRP portable operation that could be used on multiple bands.
[ Hits: 283 | Votes: 2 | Rating: 7.5 ]

Balcony Dipole Antenna for 20 Meter ^updated - Antenna may be made practically from any wire (strand, solid) having a reasonable diameter 0.5 2.0 mm (24- 12 AWG). Antenna may be installed at any balcony of 3 to 6 meter length.
[ Hits: 341 | Votes: 4 | Rating: 10 ]

The Great Ham Radio Desk Project - A great amateur radio shack desk done with a second hand solid core door, measuring 32 inches wide by 80 inches long.
[ Hits: 432 | Votes: 2 | Rating: 8.5 ]
Ham radio shack desk project - A new ham radio shack desk made of a solid core oak door.
[ Hits: 282 | Votes: 1 | Rating: 2 ]

SPE Electronics - Makers of the worlds smallest automatic solid state HF amplifier Expert 1K-FA, Expert 2K-FA and Expert 1.3K-FA
[ Hits: 362 | Votes: 0 | Rating: 0 ]
The DX Shop - The DX Shop Limited are suppliers of high end equipment and manufacturers of the Linear Amp Gemini range of HF to UHF solid state linear amplifiers for the serious Radio Amateur.
[ Hits: 151 | Votes: 0 | Rating: 0 ]

9A5N Solid State CW Paddles - 21st Century telegraphy paddles, software defined telegraphy paddles by 9A5N. Following global trends in the application of the latest technology, HAM 9a5n has made a significant technological breakthrough in the field of CW paddles
[ Hits: 474 | Votes: 1 | Rating: 10 ]

Coil Inductance and Q Calculator - Calculates inductance and Q for single-layer coils made of solid or Litz wire. Uses U.S. or metric dimensions. Can automatically maximize Q. Includes accuracy data. Runs in Windows.
[ Hits: 256 | Votes: 0 | Rating: 0 ]

Stone Creek Special 600 HF RF Amplifier - This is a Solid State Amplifier Project. It uses 4 MRF150 MosFet Power Transistors. The Power Supply Voltage is 50 VDC at 21.5 Amp. The max power available is 1,075 Watts. The Efficiency is about 65% +/- and runs Class AB Solid State.
[ Hits: 270 | Votes: 0 | Rating: 0 ]

High efficiency, legal limit, solid state linear HF amplifiers - Not a project yet, but very theoretical thoughts about very practical amplifiers!
[ Hits: 203 | Votes: 2 | Rating: 10 ]

Harris Platinum Solid State Power Amplifier for 50 or 70 MHz - Harris Platinum I Solid State Channel 2, and 3 TV Amplifier Modules for use, on 50 or 70 MHz
[ Hits: 319 | Votes: 2 | Rating: 10 ]

All about coax cables - Coax cable nomenclature, the RG Family, line loss explained, importance of shieding on coax cables, velocity factor explained, and differences among stranded vs solid wire
[ Hits: 218 | Votes: 0 | Rating: 0 ]

Isolated PTT and CW Key interface - Simple soundcard interface that can satisfy several requirements like totally isolated AF interface, Totally isolated PTT and CW Key interface, Extend Accessory connector to interface to allow easy connection of TNC and provide a solid PTT or SEND connection
[ Hits: 157 | Votes: 0 | Rating: 0 ]
Baofeng UV5R TRRS Adapter - A tiny board, which allows a smartphone or similiar device to connect to the Baofeng UV5R radio via a TRRS audio connector. It allows for connecting the radio to a software TNC app such as APRSDroid or PocketPacket. Solder on the components, solder on the cables, then provide some stress relief, (I use solid-core wire and heat shrink tubing), and you can use your UV5R with your smartphone for APRS on the cheap.
[ Hits: 91 | Votes: 0 | Rating: 0 ]

A CAT-5 Tester for Ham Radio - A Neat Little Tool For The Bench. The basic information needed when testing a multi-conductor cable like CAT-5 is that each wire in the 4 pair cable goes to the correct pin in the RJ-45 plug and that all crimps are solid.
[ Hits: 331 | Votes: 0 | Rating: 0 ]