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Activity within 7 days:

2 New Members - New Questions

Description

This group is set up to discuss the R2Pro receiver and other KK7B designs that have been published in the past several years. The list of designs includes the R1, R2, R2Pro, MiniR2, and BIQR receivers, the T2 transmitter, and the LM-2. It will provide a forum for the exhange of information and ideas about the designs.

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Re: microR2 newbie question
Thanks Allison, that's an elegant solution. I usually write about as many drafts of an article as I build prototypes of a circuit I'm going to publish--that
Posted - Fri Nov 6, 2009 5:20 pm
 KK7B
iq_rx
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Re: microR2 newbie question
Hi, I have the published article and it's not mentioned there. I also found that feature maddening as a transceiver. The mod I used was to parallel R5 with a
Posted - Wed Nov 4, 2009 4:04 am
 ajparent1
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Re: microR2 newbie question
Thanks gentlemen, for your helpful responses. I think you've nailed it, too much juice coming down that antenna. Now that i think about it, that antenna was
Posted - Tue Nov 3, 2009 5:03 pm
 rjbrjb20022002
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Re: microR2 newbie question
Hi Bob and Kevin, That warm up behavior is an unintentional "feature" of the microR2. I think the original article described the long warmup time as similar
Posted - Tue Nov 3, 2009 5:34 am
 KK7B
iq_rx
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Re: microR2 newbie question
My microR2 also delays its turn-on in a similar manner, though I don't get the interference you mention during that delay. I believe the delay is due to the
Posted - Mon Nov 2, 2009 11:37 pm
 w7loz
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Message History

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2009 5 1 9 17 49 56 13 5 1 19 6
2008 15 11 4 4 4 5 1 34
2007 28 22 4 13 28 30 25 3 7 15
2006 11 21 4 1 2 1 2 1 9 22
2005 21 26 15 5 5 7 14 3 1 57
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