That’s what we call it, jet engine mode!
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On Tuesday, July 13, 2021, 10:12 PM, Paul Baldock <paul@paulbaldock.com> wrote:
That should be a jet engine
________________________________
From: Paul Baldock <paul@paulbaldock.com>
Sent: Tuesday, July 13, 2021 7:11:11 PM
To: amps@contesting.com <amps@contesting.com>; john@kk9a.com <john@kk9a.com>
Subject: Re: [Amps] KPA1500 Efficiency vs. RF-Kit B26
Like a key engine
________________________________
From: Amps <amps-bounces@contesting.com> on behalf of john@kk9a.com
<john@kk9a.com>
Sent: Tuesday, July 13, 2021 7:04:21 PM
To: amps@contesting.com <amps@contesting.com>
Subject: Re: [Amps] KPA1500 Efficiency vs. RF-Kit B26
And what is the KPA1500 fan noise level at 90°C?
John KK9A
VE7RF wrote:
<When I'm contesting on HF, always at 1.5kW, I've seen temps at 90 C, the
<fans run faster, I'm happy, and the amp is happy.
<73, Jim K9YC
## 90 deg C ? wtf?
90 deg C = 194 deg F !
## Are u sure abt this ? That's stupid for a LDMOS device. What is
the ambient temp in the shack when this is going on ?
Jim VE7RF
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