PA0FRI
Antennas, matching networks and practical station techniques
Open reference ↗Build & Repair
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Trusted technical libraries
Direct references to established amateur-radio construction, repair, RF and antenna resources. External sources open in a new tab.
W8JI
RF engineering, amplifiers, grounding and interference
Open reference ↗M0UKD
Homebrew electronics, antennas and calculators
Open reference ↗DK7ZB
VHF/UHF Yagi antenna designs and construction
Open reference ↗K7MEM
Antenna projects, electronics and amateur-radio reference
Open reference ↗AA5TB
QRP, antennas and technical radio projects
Open reference ↗QRP Labs
Kits, documentation and technical resources
Open reference ↗RTL-SDR.com
Software-defined radio hardware, drivers and projects
Open reference ↗HamUniverse
Antennas, projects and operating information
Open reference ↗G0KYA
Propagation, antennas and practical radio experiments
Open reference ↗PA3FWM
Receivers, RF engineering and technical experiments
Open reference ↗VK3YE
Portable operation, QRP and simple antenna projects
Open reference ↗SM0VPO
Homebrew RF circuits and construction articles
Open reference ↗Mods.dk
Radio modifications and technical information
Open reference ↗The DXZone
Curated amateur-radio technical directory
Open reference ↗Technical references
QRP Afield 2001 Activity
AA5TB Amateur Radio Technical Pages · Poweramps D-200
Yaesu VX-8R
The DXZone · Yaesu Vx VX-8R
Yaesu VX-7R
The DXZone · Yaesu Vx VX-7R
Yaesu VX-6R
The DXZone · Yaesu Vx VX-6R
Yaesu VX-5R
The DXZone · Yaesu Vx VX-5R
Heathkit SB220 amplifier
W8JI Technical Notes · Poweramps SB-220
D104 to low impedance
W8JI Technical Notes · Microphones D-104
QRP 40m SW-40+ Rig
AA5TB Amateur Radio Technical Pages · Sony SW40
R-1307A/GR Rycom VLF Receiver
AA5TB Amateur Radio Technical Pages · Miscrx R1307A
PIC controlled 500w ‘Modified Sine Wave’ Inverter
M0UKD Homebrew · Zastone D500
R820T
RTL-SDR.com · Kenwood R-820
Experimental HF Driver
RTL-SDR.com · Kenwood R-820
FT-817
G0KYA Radio and Propagation · Yaesu FT-817
Yaesu VR-5000
The DXZone · Yaesu VR-5000
ICOM IC-V8000
The DXZone · Icom V8000
ICOM IC-2720H
The DXZone · Icom IC-2720H
ICOM IC-2100H
The DXZone · Icom IC-2100H
Yaesu VX-170
The DXZone · Yaesu VX-170
Yaesu VX-150
The DXZone · Yaesu VX-150
Yaesu FT-9000
The DXZone · Yaesu FT-900
Yaesu FT-897
The DXZone · Yaesu FT-897
Yaesu FT-857
The DXZone · Yaesu FT-857
Yaesu FT-847
The DXZone · Yaesu FT-847
Yaesu FT-817
The DXZone · Yaesu FT-817
Yaesu FT-1000MP
The DXZone · Yaesu FT-1000MP
Yaesu FT-450
The DXZone · Yaesu FT-450
Yaesu FT-100
The DXZone · Yaesu FT-100
Icom IC-756
The DXZone · Icom IC-756
Icom IC-746
The DXZone · Icom IC-746
Icom IC-706
The DXZone · Icom IC-706
Icom IC-7110: Specifications and Photos — X-026 Revealed
The DXZone · Icom IC-7110
AT-588
M0UKD Homebrew · Anytone AT-588
mods for FT1000
W8JI Technical Notes · Yaesu FT-1000
Keyclicks 1000MP MK V
W8JI Technical Notes · Yaesu FT-1000
FT-991A
G0KYA Radio and Propagation · Yaesu FT-991A
Yaesu FT-950
The DXZone · Yaesu FT-950
Yaesu FT-710
The DXZone · Yaesu FT-710
Yaesu FT-2000
The DXZone · Yaesu FT-2000
Kenwood TS-2000
The DXZone · Kenwood TS-2000
Icom IC-9100
The DXZone · Icom IC-9100
Icom IC-7300
The DXZone · Icom IC-7300
Icom IC-7000
The DXZone · Icom IC-7000
Icom IC-718
The DXZone · Icom IC-718
IC-7200
M0UKD Homebrew · Icom IC-7200
FT-897D
M0UKD Homebrew · Yaesu FT-897D
IC-7100
M0UKD Homebrew · Icom IC-7100
Icom IC-7100 SO-239 to N-Type
M0UKD Homebrew · Icom IC-7100
Icom IC-7200 SO-239 to N-Type Socket
M0UKD Homebrew · Icom IC-7200
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