Amateur Radio

Amateur radio related articles and hardware improvements and modifications.

2 Elements Yagi VHF antenna for 144Mhz

If you liked the 3 elements yagi, this antenna build is very close to the performance of that antenna. This…

2 years ago

2 Elements Yagi UHF antenna for 410Mhz

This 2 elements yagi antenna is intended for the 70cm UHF band center frequency is 410Mhz with 10Mhz bandwidth. The…

2 years ago

7 Elements Yagi for 146Mhz band build

Owner: Mr. Jonathan Mendoza - DY3BSW (Blackshadow), QTH: Marilao, Bulacan To those people following my facebook page, this website and…

3 years ago

G7 Antenna Cutting Chart

This is the cutting chart for G7 antenna for those looking. I just uploaded it here for reference for those…

4 years ago

2×4 2m/70cm Compact Cross Yagi Sat Comm Antenna

Compact satellite communication antenna This antenna built is similar to the 2x3 Compact Cross Yagi antenna with the addition of…

4 years ago

2 Elements Yagi for FM Broadcast band center at 107.1Mhz

2 Elements Yagi Build for FM Broadcast Band 104-110Mhz This antenna build is for FM broadcast band, the center frequency…

5 years ago

4 Elements Yagi UHF 70cm antenna at 409Mhz

70cm 4 Elements Yagi @ 409Mhz usable frequency 406-412Mhz Antenna specifications Antenna Bandwidth: 406-412Mhz Antenna gain @ center frequency: 7.16dBi…

5 years ago

Build a 157.000 Mhz 4 Elements Yagi for VHF

4 Elements Yagi for 157.000 Mhz This antenna is 4 elements yagi built for the frequency 157.000 Mhz, in the…

5 years ago

NanoVNA vs. N1201SA low cost antenna analyzer compared

N1201SA Specifications Manufacturer: Accuracy Agility Instrument Model: N1201SA Working frequency: 137.5 MHz - 2700 MHz Frequency stepping: 1 kHz Display:…

5 years ago

2×3 2m/70cm Cross element yagi build instruction – compact that works

Compact satellite communication antenna If you're a fan of satellite monitoring (hunting for birds) as they call it, you probably…

5 years ago