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[AMPS] New 3cx800a7 and 4cx1600b Svetlanas

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Subject: [AMPS] New 3cx800a7 and 4cx1600b Svetlanas
From: Ian White, G3SEK" < (Ian White, G3SEK)
Date: Fri, 20 Jul 2001 09:35:44 +0100
Paul Hewitt wrote:
>There are, (were?) two versions, one with the
>smaller anode cooler diameter.

Aren't we looking at the wrong end of the elephant? The 4CX1600 that HF
users know about is a pin-based tube. The GS23B is the coaxial-based
4CX1600U and has totally different electrical characteristics... in
other words, it's a whole 'nother tube.

>> SO, I'm not sure what controversy might
>> be growing here - it makes no sense to
>> me that a 4CX1600 would have an anode
>> cooler with a diameter smaller than 3.34+
>> inches......
>> Thanks for bringing your concerns up!
>> 73, Paul ND2X/5
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73 from Ian G3SEK          Editor, 'The VHF/UHF DX Book'
                          'In Practice' columnist for RadCom (RSGB)

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