Date   
QCX+ Delivery By K2DB Paul Mackanos · #49606 ·
QCX+ Built and Working By K2DB Paul Mackanos · #49510 ·
QCX20 for sale By K2DB Paul Mackanos · #49472 ·
ARRL FD 2020 Entry - K2DB By K2DB Paul Mackanos · #49276 ·
I must have been the first 200 to order ! By K2DB Paul Mackanos · #49197 ·
How about an ultra-portable "QCX mini" version? By K2DB Paul Mackanos · #48309 ·
Concerns about the QCX+ for ultra-portable operators By K2DB Paul Mackanos · #48227 ·
PA R27 doesn't match the color code in the instructions By K2DB Paul Mackanos · #47257 ·
TCXO for the new QCX+? #qcx+ By K2DB Paul Mackanos · #47256 ·
5W Power Amp and the U3S; Options for a few watts By K2DB Paul Mackanos · #45175 ·
5W Power Amp and the U3S; Options for a few watts By K2DB Paul Mackanos · #45163 ·
5W Power Amp and the U3S; Options for a few watts By K2DB Paul Mackanos · #45162 ·
5W Power Amp and the U3S; Options for a few watts By K2DB Paul Mackanos · #45151 ·
5W Power Amp and the U3S; Options for a few watts By K2DB Paul Mackanos · #45150 ·
Impedance measuring By K2DB Paul Mackanos · #44858 ·
Impedance measuring By K2DB Paul Mackanos · #44835 ·
QCX built w/case $35 By K2DB Paul Mackanos · #44317 ·
Power Supply for 50 Watt Amp By K2DB Paul Mackanos · #43830 ·
50 Watt Amp Final Transistors By K2DB Paul Mackanos · #43575 ·
hot glue toroids By K2DB Paul Mackanos · #43532 ·