Photo by Youkits Photo by Youkits DDS controlled, Minature LCD display with frequency Power: 5W output Kit A TX: 5-15MHz, covering 60m, 40m, 30m, 20m band RX:3-18MHz Kit B TX: 18-30MHz covering 17m,15m,12m,10m band RX:14-30MHz 1Hz, 10Hz, 100Hz, 1KHz, 10KHz, 100KHz tuning rate available Dual VFO with 40 memories Memory transfer to VFO One tuning…
Photo by KC8IV Heathkit SB240 2kw amplifier. What! You say you never heard of a Heathkit SB240 amp. Well you and most of the ham radio operators around the world never heard of this amp, and there is a story behind it. This is a very, very, very, rare piece of Heathkit history. Photo by…
New QRO Chinese Zhong Xing automatic HF Linear Amplifier “HF2013DX-A”. Photo by Zhong Xing Important safety instructions: –The amplifier contains high voltage circuits. Never turn the amplifier on without the upper lid in place. –The amplifier is neither to be used in a wet or humid environment nor to be exposed to rainfall. –The amplifier…
Blueline ECO750 – Most modern components and a highly efficient layout design result in lower thermal power loss. This power amplifier works according to the Doherty principle with an up to 20 % higher efficiency factor. This amplifier uses especially efficient LDMOS semiconductors from European manufacturers, providing both energy efficiency and high amplification. Because of…
