Amps
[Top] [All Lists]

[AMPS] What's a dB or Two?

To: <amps@contesting.com>
Subject: [AMPS] What's a dB or Two?
From: kurscj@oampc12.csg.mot.com (Chad Kurszewski WE9V)
Date: Wed, 02 Apr 1997 11:07:11 -0600
At 11:44 AM 4/2/97 EST, T. A. Russell wrote:
>Is a 2 dB improvement worth the cost and effort?
...
>When you are pushing the limit in propagation or competition (pileups),
>2 dB is a significant improvement.  This represents a power ratio of 
>1.585 which translates to 950 Watts vs. 1500 Watts.
>
>Other worthwhile examples of a 2 dB improvement include
>
>-    changing from a 3 element Yagi to a 5 element Yagi
>
>-    stacking two identical Yagi's


And some people will not even consider operating the NAQP without an
amplifier.  This is because the power limit is 150W and they claim a
large disadvantage to only using the 100W exciter power.  This is a
1.7609dB improvement.

---
Chad Kurszewski, WE9V         e-mail:  Chad_Kurszewski@csg.mot.com
The Official "Sultans of Shwing" Web Site:  http://www.QTH.com/sos



--
FAQ on WWW:               http://www.contesting.com/ampfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com

<Prev in Thread] Current Thread [Next in Thread>