Here are some projects I realized recently. Feel free to contact me for more info !
| PROJECT: | DESCRIPTION: | |
|---|---|---|
| Construction | ||
| • A contest 'Voice Keyer' | Generates messages for contests. Based on VELLEMAN kit, will transmit recorded messages up to 20 sec in length. | |
| • 13cm 150w Power Amp | 2w in / 150w out PA for the 13cm band - based on 2 Spectrian boards | |
| • The 'MELITTA' version 1 | A basic 5 bands HF filter for contests with multiple stations | |
| • The 'MELITTA' version 2 | An advanced high performance remote switchable HF Band filter for contests with multiple stations | |
| Repeater & Echolink | ||
| • A PC watchdog | A watchdog based on PIC circuit for your echolink PC | |
| • DTMF WatchGuard script | A small script to kill certain DTMF codes received and temporarily suspend DTMF decoding | |
| Antenna's | ||
| • Coax Traps Construction | Some hints and tips to construct easily reproducible HF traps with ordinary coax cable | |
| • Wire Traps Construction | Some hints and tips to construct HF traps with aluminium wire & doorknob capacitor | |
| • Simple multiband dipoles | Simple multiband dipoles, I use them to stay in touch with homebase during holidays! | |
| • Shorty Forty | A very short (less than 10m long) dipole for 40m band | |
| • Baluns | Building yourself a 1:1 current balun from QRP to QRO | |
| • Mobile Antenna 20/40m | A high efficiency mobile antenna for 20 an 40m operation | |
| • Full Size 80m GPA | A high efficiency 80m antenna with Spiderbeam pole | |
| • Inverted-L 80m & 160m | Inverted-L antenna for portable / field day / DX-pedition | |
| • K9AY Antenna | The K9AY antenna is a directional antenna for 160 and 80m bands | |
| • 160 & 80m band preamp | A high performance antenna preamplifier for 160 and 80m bands | |
| • 2m & 70cm SAT preamps | High performance SAT preamps design by ON6UG | |
| • 3 way ant coupler 145MHz | A 3 way antenna coupler / combiner for 2m band | |
| Modifications | ||
| • IC-706 MkII frontend filter | An add-on bandpass filter to eliminate intermods on 20m band |