Tag Archives: qrp

QCX QRP Portable Transceiver Build

This compact “QRP” or low power radio kit from QRP Labs in UK was too good to resist.  At $49.00 USD, it packs a lot of functionality into a small package.  The radio is based around an IQ phasing receiver … Continue reading

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The New 40m QRP Rig Lives!

The new 40m QRP rig is alive and kicking!  The radio is heavily based on KD1JV’s 80m SSB1  transceiver.  I ended up banding it for 40m and using an Si5351a VFO with a Nokia 5110 display.  It weighs 273 grams, … Continue reading

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(80) 40 Metre Portable QRP Rig

Time to build something again.  With the higher HF bands very depressed lately, an 80m portable QRP rig for SOTA sounded like a good idea. KD1JV had a nice construction project on his website for an 80m QRP radio, I … Continue reading

Posted in Projects, radio communications, SOTA | Tagged , , , | 18 Comments

Transceiver for Backpacking

I have been looking around for a compact SSB transceiver design to take on lightweight SOTA expeditions.  Something sized around 100mm x 100mm x30mm.  If the MST400 was a little smaller, it would be the clear choice, but the board … Continue reading

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MST400 SSB QRP Transceiver

The weather was miserable yesterday, so spent some time stuffing components into MST400 transceiver boards in the workshop.  ozQRP in NSW make this kit, and it looked nice and cleverly designed to use commonly available parts , for example 10MHz … Continue reading

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