Jim,
The component came in that I need to try John's last circuit change. Once I put this paper behind me I'll get them installed and see what happens.
73,
Juan
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From: Jim Sanford [mailto:[email protected]] Sent: Sunday, July 22, 2007 4:23 AM To: [email protected] Cc: [email protected]; Bill Ress; Dave Black (Home); Dave Black (Work); Dave hartzell; David Smith; Don Ferguson; Juan.Rivera (Work); Samsonoff@Mac. Com Subject: Re: [eagle] 70 cm Passband at -1 dB and -60 dB
I have some thoughts on this (ripple), after some research I did late last night. More later. 73, Jim
Juan Rivera wrote:
All,
I re-ran the -1 dB passband test of the 70 cm receiver for my presentation.
Here's another look at a 500 kHz span at 0.5 dB/Div:
Here's a look at the -60 dB passband with a 2 MHz span and 5 dB/div. I increased the input
Level to get the skirts out of the noise. It's 1.248 MHz wide at -60 dBc.
Juan - WA6HTP
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