pca board

40m & 80m portable wire antenna - G8ODE antenna project, where the 40m & Short 80m antenna was deployed as a sloping wire antenna using the 10M fibre glass fishing pole and a hook on the house's gutter-board

QRZ.com Sked - QSO Scheduling - QRZ.com forum board dedicated to Sked, QSO Skeduling.

Lotw Users Sked Page - An aid for those wishing to work stations that use LOTW for DXCC, Triple Play, WAS, and more.

KRG Kidderminster Repeater Group - A non-profit organisation responsible for the maintenance of the GB3KD 144MHz VOIP Repeater, and KidderLink simplex gateway, plus the KIDDER packet radio node and GB7PZT bulletin board system.

Pion and Simon Electronics - Plug-and-Play Repeater Controllers for GE MASTR-II Base Stations. Full-featured, low-cost controller boards for amateur radio repeaters.

Which digital mode for keyboard QSO - Which digital mode should I be using for keyboard to keyboard QSOs?

2M Programmable Fox-Or Transmitter - The 2 metre fox-or transmitter is a small low power transmitter which mounts in a small plasic pipe and runs off two AA batteries. The board measures just 12mm by 70mm.

Ameritron AL-1500 mod - Adding a second 3CX1500A7 to the ameritron AL-1500 and changing inboard power supply.

Scans of Elecraft PCB Boards - Elecraft K1 & K2 PCB scanned top & bottom, for troubleshooting

ICOM IC-746 PRO Interface - If you want to interface the IC-746 Pro or any other Icom rig with a computer for rig control, an outboard CI-V CAT device is required.

Repeater Range Android App - M3OYQ’s Repeater Range is a free application designed to run on the Android mobile phone platform. The the app listens to the onboard GPS and displays the bundled repeater database as a simple list sorted by the range.

ICNIRPcalc - ICNIRPcalc allows you to calculate safety distances for many know amateur radio antennas with respect to ICNIRP limits by DL9KCE

Osmond PCB  ^new - Printed circuit board design for Macintosh

CwType - The terminal program for CW-operators. You can transmit both from the keyboard and from a paddle connected to game or LPT ports. You can also operate in paddle iambic mode. Control of the transceiver (PTT and CW keying) is made through one of the COM or LPT ports. CwType can integrate with AALog software

Ham Dashboard - Iphone App with list of nearby repeaters in the UK, along with details of input and output frequencies, a map, and a handy bearing arrow for each repeater.

Triode & Tetrode boards - A lot of good things, not for QRP fans.

300 W Amplifier for 33 cm band - This amplifier takes advantage of the proliferation of surplus cellular 26v RF boards

PCB with kitchen appliances - Cheap and relatively easy way of making professional quality printed circuit boards at home

PC Board Filters - Offer performance comparable to tin-box filters, and except for being bigger, stack up pretty well with those expensive little helical jobs. You just have to be able to make your own PC boards.

AVR Butterfly Keyer - The Atmel AVR Butterfly is a credit card sized board which contains an AVR MEGA169 processor, a six character LCD display, a five way joystick navigation switch, a piezo speaker, a 3 volt lithium battery cell for power and a few other odds and ends.

KD1JV Digital SWR / Power Meter - This small, light weight digital SWR and power meter uses an Atmel AVR Butterfly demo board and a Stockton type directional coupler.

N5ES - Outboard T/R Switch - N5ES Outboard T/R Switch For QRP Separates

CTCSS Encoder Board - CTCSS Encoder Board by Eric van de Weyer VK2KUR

Charleston SDR Project - Low-cost SDR board developed in Charleston, SC by Dr. John Schwacke.