Hi, I intend on buying and building an 80m version QCX before, in 11 months time, import taxes are possibly raised on importing goods from the UK into the EU. Anyhow, lurking around, I noticed the iss

#qcx #t1 #80m

Built a 20 meter and 40 meter rig and all great. Finished a 80 meter cw rig and is fine until I transmit. Getting smoke around the coils.Have it rx fb. Checked for solder bridges etc. Short in one of

#80m

Does anyone use a receive antenna with the QCX? How do you manage T/R switching? Do you have a preamp? Thanks Richard - NS3C

#antenna #qcx #80m

I await other comments, but at those very high resistances, it may well just be that you really should be careful to keep your fingers away from everything. I would hold T1 down in a fixture and try t

#80m

2.4w at 13.8v. PCB v5

#problem #80m

Good deal Hans. I realize now that the odd character is simply the S-meter moved over to the left with the _ underscore beneath. Scott

#80m #qcx

John, wow. You have shown the QCX to be a "quantum" ready rig. Really, really good exercise!

#80m #qcx

The purpose of this mod is to give QCX access to a receive-only antenna via the 50 Watt PA kit. This can be added to a functioning PA or the kit can be built as a T/R switch without the amplifier circ

#mods #pa #80m #160m