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630 meter class D Power Amp

630 meter class D Power Amp
    630 meter class D Power Amp designed to produce 200 watts output into a 50 ohm load
post 24 May 2026



630 meter Projects Links →

17



630m Band 472 to 479kHz Transverter
The complete high performance 472 to 479kHz 630m Band, 5 Watts of linear output

630 meter antenna Limited edition!
Due to the increase of sunpanels and PLC devices, the HF radio spectrum is more and more polluted. Add to it that in NL there is certain group of sunpanel "pioneers" who consider themselves capable of installing these devices by themselves


All Spectrum Electronic

All Spectrum Electronic All Spectrum Electronics Hobby Kits and Electronics Supply

dxengineering Ham Radio Equipment

Dxengineering Ham Radio Equipment DX Engineering Ham Radio Equipment & Supplies

BA-Electronics

BA-Electronics Ba-electronics, a division of products, has added electronic components, test equipment, wire, and supplies to its product offering

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A 2 element dual-rectangle beam for 70cm

A 2 element dual-rectangle beam for 70cm Is a direct-connect dual-rectangle beam for use on 70 cm between 440 and 450 MHz

30 Meter-and 17 and 6 meter ground plane antenna

30 The antenna described in this article is a ground plane type quarter wave vertical designed to be used on the 30 meter 10.100 – 10.150 Mhz amateur radio band

dual-band-vertical-antenna-for-80-meter-and-160-mete

Dual band vertical antenna for 80 meter and 160 meter Use a 22 meters spiderbeam fiberglass mast with an insulated wire slightly wrapped around it

Big Weheel the 1200 MHz band

Arduino Tiny Keyer Project The construction of an iambic keyer using an arduino

20-40 Meter Short Trap Dipole Antenna

20-40 Meter Short Trap Dipole Antenna 40 meter short coax trap dipole antenna, will use the coax trap design calculator software to design the 20 meter coax trap

Compressor clipper for FT-817

Compressor clipper for FT-817 I have described the function of an HF clipper on my website and here I go into some special features of the HF clipper for the FT-817

Bazooka-Antenna Calculator

Bazooka Antenna Calculator Antenna Bazooka one of its characteristics, are: easy installation, and very silent especially in the low bands

435 MHz J-Pol Antenna

An off center fed ocf dipole It's a dipole fed off center with a 4:1 balun at the offset feed point

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