>
>From: "Phil Clements" <philk5pc@tyler.net>
>To: <User312627@aol.com>, <W8JI@contesting.com>,
><amps@contesting.com>
>Subject: Re: [AMPS] Re:
>Date sent: Tue, 27 Jul 1999 00:38:01 -0500
>
>> >"Q What is peak envelope power?
>> >
>> >A - Peak envelope power (PEP) is the average power supplied to the
>> >antenna transmission line by a transmitter during one RF cycle at the
>> >crest of the modulation envelope, taken under normal operating
>> >conditions.
? Peak Envelope Power is the RMS value of peak voltage, squared, divided
by R. . PEP is not a measurement of average power. It is a measurement
of RMS power.
>> >
>Phil wrote:
>>
>> I have always interpreted this to mean that one RF cycle is the MINIMUM
>> time for the measurement. Any shorter look would not define where the
>> crest of the modulation envelope is.
>
>You probably take it that way mostly because your reading skills
>are good and you understand waveshape and power.
>
? There are two voltage peaks in one RF cycle. Either peak can be
measured.
Rich...
R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
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