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Re: LF: exciter for 137 and 500 kHz

from [jrusgrove] [Permanent Link][Original]
To: <[email protected]>
Subject: Re: LF: exciter for 137 and 500 kHz
From: <[email protected]>
Date: Sat, 6 Nov 2010 23:59:32 -0400
References: <000c01cb7da9$23b1a1e0$8d01a8c0@JAYDELL> <[email protected]>
Reply-to: [email protected]
Sender: [email protected]
Andy
 
It's been a while ... but believe I used this online calculator.
 
 
Jay
 
 
----- Original Message -----
Sent: Saturday, November 06, 2010 9:59 AM
Subject: Re: LF: exciter for 137 and 500 kHz

Very Interesting.  
Where did you find the design data for the allpass network?   I've only been able to find the values for up to 3+3 allpass stages.
 
Mind you, at that number of chips a DSPic begins to look attractive.
 
On 6 November 2010 11:52, <[email protected]> wrote:
Nothing earth shattering ... another way to skin the cat. The 137 and 500 kHz units have been in use for a few years ... just now getting around to the write up.

http://www.w1vd.com/137-500Phasingexciter.html

Jay W1VD  WD2XNS  WE2XGR/2


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