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Re: [Amps] SS amps watercooling - was PowerGenius XL

To: "'Amps Amps'" <amps@contesting.com>
Subject: Re: [Amps] SS amps watercooling - was PowerGenius XL
From: "Paul Christensen" <w9ac@arrl.net>
Date: Tue, 21 Feb 2017 22:48:50 -0500
List-post: <amps@contesting.com">mailto:amps@contesting.com>
> ## Plane jane tap water is used for water cooled dummy loads.  20 kw into
50 ohms =  1414  V peak.  Those type of dummy loads are not an issue.
Available up to 200 kw. 

Recently purchased a NOS 5KW Altronic Omegaline load.  Connect a garden
hose, crack open a faucet, set reasonable water flow and warm water comes
flowing out to water the yard or fill the pool.  Just throw the coax out the
shack window when load testing!  Works great.  

The plan is to add a flow sensor to the inlet port.  The sensor has N.C.
contacts when flow is adequate and can be linked back to the transmitter or
amplifier as an interlock.  If a problem develops with the flow rate (e.g.,
kinked hose) the interlock opens, kills R.F. and saves a very expensive
glass resistor. 

Paul, W9AC

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