Nice WEB Site from AC0C that I Recommended. A lot’s of useful tips for old Heathkit “SB200” Linear Amplifier and additional DiY ideas and not just for PA stuff. Photo by AC0C I have loved RTTY since I was a young ham. Had a Western Electric RTTY machine in my bedroom as a kid. My…
DetailsThe revolutionary Elecraft KX3 HF transceiver puts the world in the palm of your hand! Despite its small size, it covers all amateur bands from 160-6 meters, operates in all modes, and has DSP-based features usually found only on larger radios. The KX3’s unique form-factor allows you to operate from anywhere. Fold out the rear…
DetailsGood news came from USA / Elecraft: The KAT500 is a new high power autotuner that is can be used with both the K3/KPA500 and all other HF amplifiers and transceivers. The KAT500 uses the same topology and high performance tuning algorithms as the popular 100W autotuner in the K3. Typical matching range at 500-600W…
DetailsPM500EF it’s an RF Power Amplifier designed for Medium Wave Broadcast Radio Band transmitters. PM500EFs output power is 500 Watt PEP ( 125 Watt Carrier ) at 50 Ohm load. This PA amplifies the input RF signal typically by 17dB, it operates at 48V / 17 Amp. max power supply.The operating class is B Push-Pull…
DetailsYAESU FT-818 QRP Transceiver – the next generation of famous FT-817. FT-818 Photoshop version All mode, all bands 1.8-1296MHz with 5MHz and 70MHz US version with additional 500 KHz and 5 MHz Bands QRP 5W RF (2W 1296MHz not yet confirm) 3.5AHr Li-Ion battery pack (2hr charging) Built in random wire and whip auto-ATU Full…
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