144

BVO2 Yagis - Yagi beam plans for 144MHz band

43 element Yagi for 2 mt.  ^pop - 43 Element Yagi for 144.200 MHz by VE7BQH

G4CQM Homebrew VHF Yagi antennas  ^pop - Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis

7 Elements YAGI for 144 Mhz  ^pop - The QM7 antenna is a simple 7 elements Yagi with 3.7 m boom length for the lower 144 MHz SSB/MGM band, in PDF Format

QM5 Yagi for 2 meters band - The QM5 antenna is a simple 5 elements Yagi with 1.88 m boom length for the lower 144 MHz SSB/MGM band, I used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 9.17 dBd; i.e. 11.3 dB forward gain over the isotropic radiator, while the F/R is about 11.5 dB. Elements

QM7 7 elements 144 MHz Yagi-Uda Antenna - The QM7 antenna is a simple 7 elements Yagi with 3.70 m boom length for the lower 144 MHz SSB/MGM band, used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 11.35 dBd; i.e. 13.5 dB forward gain over the isotropic radiator, while the F/R is about 12.5 dB

Portable Yagi for 144MHz - Simple 7 element Yagi is ideal for portable operation.

Roll-up & Copper JPole antennas - Roll-up and Copper Pipe J-Pole Antennas for 144 Mhz.

M3FVB 2 meter quad - Photos and building procedure for a home brew 2 elements Quad for 144 mhz.

Jpole by EA6IC - Jpole antenna plan for 144 and 435 Mhz

144 MHz Beaconlist - List of beacons operating on 2 meters band

INDEXA - A non-profit organization for the enhancement of amateur radio, worldwide peace, and friendship

F4BKV Vincent - F4BKV Vincent Locator: IN95PT DDFM: 17 Station Radio-Amateur fran?aise active en 144MHz 432MHz 1296MHz .

EI4IX Dave - Dedicated to 50MHz and 144MHz. Online 2m and 6m logs. Real Audio sound clips of Tropo, Aurora, Sporadic E, Meteor Scatter, TEP and F2 Propagation.

KVK Antenna Systems - The manufacturer of the NuBeam, Vipole, and the multi-band Quad-Folded-Dipole (or QFD for short) antenna. Also have a unique multiband vertical which can combine operation on multiple HF frequencies as well as provide high gain on 50, 144 and 438MHz in a single antenna.

ITU zone map - by QRZ Israel HAM radio portal

GM4JJJ VHF and EME pages - GM4JJJ, David with EME on 144 MHz and Astronomy.

Yaesu FT-100 specifications - The Yaesu FT-100 is a miniature mobile transceiver that provides coverage of the 160 to 6 meter bands plus the 144 MHz and 430 MHz bands

Duplex 144 432 - A full duplex antenna system for 144 432 Mhz

The G8TTI homebrews - Home made transverters blockschematics two metre HB9CV, 144MHz SSB Transceiver

2m Band VHF antenna pre-amplifier - Homebrew pre-amp for 144-146 MHz amateur band and OSCAR Satellites, using BF981 Dual-gate MosFet. Gain ~15 dB, NF=1dB.

144 MHz preamplifier with BF981 - Design of a preamplifier for 144 MHz with 1 dB NF and 23 dB gain using BF981. This amplifier is using a low cost silicon MOSFET (BF981 from Philips) to give more than 20 dB gain with around 1 dB noise figure on 2 meter.

23cm dual stage preamp - A modification / combination of the DJ9 BV & I5TDJ 144 MHz preamp designs

MGF1302  GaAsFET - Published in Radioamater - CQ YU and CQ ZRS magazines, MGF1302 144 MHz and MGF1302 432 MHz

50 MHz Transverter idea - Complete 144/50 MHz transverter with GaAs Fet LNA and 400 mW out. No printed circuit board. Schematics and images by Christoph Petermann DF9CY