2-meter 6- or 9 element VHF Yagi antenna
6-meterband 3 element Yagi antenna
50 Mc 1/2-wave vertical antenna
5/8 vertical groundplane antenna for the 6-meter "Magic Band" (50MHz)
145 Mc 5/8-wave vertical antenna
2-meter 3-element VHF Yagi antenna (144Mc...148Mc)
Magnetic loop antenna for VHF
70cm 10-element UHF Yagi antenna
70cm 6-element UHF Yagi beam
70cm 4-element UHF Yagi antenna
J-POLE for VHF/UHF
VHF/UHF Dualband vertical
Quarter wave vertical antenna's for 2-Meterband, 70cm...
Full wave omnidirectional vertical groundplane antenna for 2-meters
VHF Portable "rubber duck" antenna
UHF 3-element portable antenna with gamma-match
VHF/UHF wide band portable dipole for the FT-817 and portables
ON6MU's Vipormutant portable HF/VHF/UHF antenna
10-meterband (28Mc) 1 watt AM/CW transmitter using a BD135 transistor
20-meterband (14Mc) 0.5 watt AM/CW transmitter
10-meterband transmitter oscillator for AM or CW with only two transistors
12-meterband QRP AM oscillator transmitter using a 2N2219 transistor
Sensitive LW/MW/SW Shortwave general coverage receiver
MW/sw Radio RECEIVER
IC oscillator 1...30MHz using 74LS04 chip
MW Enhanced Crystal Receiver using 741 IC
450-2000KHz AM receiver (ZN414)
Bipolar transistor mixer
Direct Crystal radio receiver examples
ON6MU's 50MHz CONVERTER PROJECT (based on a NE602/SA602/NE612)
HF 10 watt amplifier for 18MHz using a 2SC1969/2SC1944 transistor
HF 10 watt amplifier for 21MHz using a 2SC1969/2SC1944 transistor
VHF 6 Meterband amplifier
10 meter amplifier
Wideband VHF/UHF/SHF 22dB PREAMP with MAR-6 or MAR-8 (MSA-0885)
One transistor HF/VHF/UHF preamp using one BSX-20 transistor
SIMPLE LF PRE-AMP (basics)
200mW LOW POWER LF AMPLIFIER
5 WATT LF amplifier
12 WATT audio amplifier with tone
Microphone PRE-AMP for portable transceivers
Regulatble amplification Audio frequency AMP with a 741 IC
1 Watt audio amplifier with a TDA7052
Magnetic Longwire Balun (MLB) also usable for dipoles
QRP Longwire balun
Magnetic longwire balun and VHF-splitter
1:4 BALUN
HF/6m Tuner Preselector
HF/VHF portable antenna tuner
HF/VHF mini portable tuner
0...24v/2A Power supply
0...18v/4A Regulatable power supply
13,8volt 12/20/22A Power supply with BDX33 or 2N3055
13,8volt 30Ampere Powersupply
10...28volt 6/8 Amps or 20 Amps regulatable voltage power supply
UA7812 and other UA78 Series examples
One transistor power supply (1...5amps) & my retro sound-box
78H05 based portable 13,8volt power supply ideal for FT-817 and similar
300/1200 baud BAYCOM MODEM (revision and improved)
HAMCOM (SSTV, RTTY, FAX...) modem using PC-speaker for TX
HAMCOM (SSTV, RTTY, FAX...) modem using serial audio for TX
HAMCOM & SoundCard MODEM using serial- or soundcard audio
PTT and/or soundcard interface
PTT and soundcard interface for the TM255/455
TM-441 9k6 packet Modification
Emergency light flasher schematic
RF Power meter / dummy load
RF/VHF switch with one transistor (RF-sensing)
XTAL switcher using diodes
LF dB Output meter
Simple AF-oscillator / Signal generator
AF variable frequency generator using 555 IC
Astatic microphone To Kenwood mic
Active bandpass filter with TDA2320A
SWR Bridge
3 in one tester (audio, tone generator, diode/circuit tester)
VHF Condor 16 transceiver modifications .
Philips semiconductors
National Semiconductor
Minicircuits
Siliconix (Fet, Mosfet data...)
Analog Devices
Semiconductor companies
Amidon (ferrite, iron powder cores)
TOKO (inductors)
Links to other homebrewers
Velleman Kit and components
Harry's Homebrew Homepage
W4RNL antennas en feeds
Gerry VE3GK homebrew site
OZ2OE VHF PreAmp
EI9GQ VHF converter
Patrick & Pedro FM RX & TRx
OK1DPX Great homebrew & qrp site!
Hoogfrequent thuisb(r)ouw
Calculate LC filters (WA4DSY)
Crystal radio sets
Your homebrew page perhaps?
s