Hardrock-50 Linear Amplifier Works on HF amateur 160m through 6m bands (except that HR-50 has no support for 60m unless the ATU is installed), with drive power and output power in a similar neighborhood. The drive power of both is well suited to the KX3/KX2/FT817/FT818/Icom703/Icom705 Automatic internal antenna tuner (ATU) available as an extra cost […]
Matthew Parij 
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