QRP

457 links - and 8 categories

80m Shortened Dipole Antenna - DL2HRF
This antenna just requires about 24m of free space instead of 41m that a normal ...

[ Hits: 155 | Votes: 0 | Rating: 0 ]

QRP End-Fed for 40m 20m 10m - VK3YY
This antenna build was strongly inspired by the well known PAR end fed antenna The ...

[ Hits: 170 | Votes: 3 | Rating: 9.67 ]

QRP HF Loop Antenna - IZ0HCC
This is an uncommon loop antenna hombrewed without the small feeding loop With small spare ...

[ Hits: 162 | Votes: 1 | Rating: 10 ]

L-Match Tuner Build for QRP Operation - Ryan Flowers
An L Match tuner is a device that can add either inductance L or capacitance ...

[ Hits: 186 | Votes: 0 | Rating: 0 ]

AGCW-DL QRP Contest - AGCW-DL
The AGCW DL invites all radio amateurs to participate in the annual QRP CONTEST Annually ...

[ Hits: 46 | Votes: 0 | Rating: 0 ]

WA3RNC Electronic Kits - WA3RNC
Electronic Kits manufacturer produce the Penntek TR 45L QRP Transceiver and the TR 25 CW ...

[ Hits: 349 | Votes: 2 | Rating: 9 ]

(tr)uSDX - DL2MAN
The tr uSDX is a 5 Band Mulitmode QRP Transceiver in Pocket Format 90x60x30mm 140g ...

[ Hits: 202 | Votes: 2 | Rating: 10 ]

Guide to your first steps in CW - QRP Labs
Notes hints and tips on starting with morse code how to approach learning the code ...

[ Hits: 118 | Votes: 0 | Rating: 0 ]

Reducing the Cable Mess - OH8STN
Optimizing the cable connections for cat control and audio input output by implementing the digirig ...

[ Hits: 155 | Votes: 0 | Rating: 0 ]

QRP - Low Power Operating ARRL - ARRL
QRP is a way of operating that involves using low power transmitters that are no ...

[ Hits: 73 | Votes: 1 | Rating: 8 ]
QRP is for Beginners - WB0ISG
QRP is a Q code originally meaning reduce power but now has come to mean ...

[ Hits: 118 | Votes: 2 | Rating: 9.5 ]

Chinese uSDX Review - Thomas Witherspoon
A review of the Chinese version of uSDX USDR HF QRP Transceiver Author made an ...

[ Hits: 279 | Votes: 1 | Rating: 10 ]

Midway Electronics - Midway Electronics
Midway Electronics supplies the area with electronic components wire cables amateur radio transceivers QRP kits ...

[ Hits: 216 | Votes: 2 | Rating: 3 ]

QRP Ham Radio Kits - EA3GCY
QRPhamradiokits is an online shop for custom amateur radio kits including QRP transceiver kits tuners ...

[ Hits: 175 | Votes: 1 | Rating: 8 ]

BITX QRP RTX - VU2ESE
An easy to build 6 watts SSB transceiver for 14MHz BITX is an easily assembled ...

[ Hits: 104 | Votes: 0 | Rating: 0 ]

The definitive guide to RF Power measurement - QRP Labs
RF Power measurement using a DVM RF Power measurement using an RF detector RF Power ...

[ Hits: 137 | Votes: 0 | Rating: 0 ]

Cigarette Pack for 20 meters Revised - DK7IH
Revision of the Cigarette Pack 14MHz SSB QRP Micro-Transceiver

[ Hits: 138 | Votes: 1 | Rating: 10 ]

QRP 20m Transmitter - Electronics DIY
The 1 watt 20 meter QRP transmitter with VXO This is a nice QRP transmitter ...

[ Hits: 151 | Votes: 0 | Rating: 0 ]
17 meter QRP Transmitter - KB9II
1 watt 17 meter cw transmitter that was originally done about 10 years ago as ...

[ Hits: 122 | Votes: 0 | Rating: 0 ]
QRP Transceiver for 15m - JF1OZL
This is a CW 1W transceiver with only three transistor The author has been able ...

[ Hits: 85 | Votes: 0 | Rating: 0 ]