QRP Labs
Radio G0UPL PDF Print E-mail
Written by Hans Summers   
Sunday, 05 April 2009 15:00

QSL Card, 2003

Station photograph shows (from left to right):

Ex-PC PSU, rehoused in aluminium box. Supplies +3.3V, +5V, +12V, -5V, -12V

Kenwood 5MHz single-channel oscilloscope

Ex-PC loudspeaker

Homebrew HF Receiver, direct conversion with polyphase method SSB. This receiver includes: Panel mounting clock, Panel mounting frequency counter, Phase-shifting CW Filter, Huff & Puff stabilised VFO

Homebrew One-valve 80m transmitter, using ECL82 with 3.558 & 3.560 crystals. See also Crystal penning for details of how I made the 3.558 crystal from a 3.579MHz one

Homebrew Antenna Tuning Unit (under the transmitter)

Kent straight key

Log book, copy book and the 2002 QSL card
Last Updated on Sunday, 19 April 2009 08:05
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