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Do you need qro-power? Svetlana Transmitting Tubes Glass tubes and ceramic tubes – transmitting tubes – triodes and tetrodes – whatever you need to win more qro-power: You can get it for exemple from Russian producer Svetlana, St. Petersburg. Svetlana is online. Svetlana...

Published on 8/26/2010, 1:55 PM by DH4AAD | 1 comment(s)

Tags: 4cx800a acom amp amps gu-74b gu-84b svetlana tube tubes

ACOM 1000 – rf power amp with single 4cx800a

ACOM 1000 – rf power amp with single 4cx800a Recently I bought the Acom 1000, rf linear power amplifier for Hams. Meanwhile I collected my first experiences in use on Hams‘ frequency ranges of 20 meters and of ten meters. Two aerials in action. First: One rugged 20 meters...

Published on 8/19/2010, 11:35 AM by DH4AAD | 1 comment(s)

Tags: 4cx800a acom amp amps gu-74b gu74b tube tubes

Ameritron's AL-811HXCE – four tubes 811A work vy well

Ameritron's AL-811HXCE: Four tubes 811A work vy well The AL-811HXCE is my first rf-amp and I own it in use for more than two years. Because of special circumstances around middle in the city I only can use ham radio short wave frequency ranges of 20 meters and upper ranges up to ten meters....

Published on 8/9/2010, 5:55 PM by DH4AAD | 0 comment(s)

Tags: acom ameritron amp. amps om power pa pas tube tubes

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