From Finland: JUMPA PA1000 1000W HF-6M Amplifier

JUMA PA1000 is a very light weight solid state 1 kW linear amplifier for HF and 6 meter bands. JUMA PA1000 is using a most modern LDMOS transistor in the RF amplifier. The RF matching is based on novel design which provides very good efficiency. The power supply is also latest technology, a light weight resonance power supply.  See link for more details.