Voltage divider and potential divider is the same circuit. It has one major flaw, in that it wastes power. You could, I suppose, use a low pass or high pass...
Bob, I agree with you, optimum conditions, dipole antennas, etc. Tnx Carl WA2CEY [Non-text portions of this message have been removed]...
cjgpokny@...
Dec 1, 2005 3:45 pm
20375
Take a look at the following site for documentation of the SRF08. It appears that the 17 registers are pretty much a burst of measurements that allow you to...
Everyone... I sent an email to the Mason Ohio chamber of commerce asking if they knew anything about Carson Williams and his light show... their response was...
If I understand the srf08 correctly, I don't think they are meant to be averaged. They are actually the multiple echos from the initial ping. So if the ping...
... Correct. There are more than 8 registers and they contain the time or distance (as selected by the used) of the individual echo returns. As I said before,...
Another take on UHF data radio: http://www.radiotelemetry.co.uk/pdf%20files/Ap121%20A%20Practical%20Guide.pdf Nothing like 200 miles for practical links at...
Hi, I tried using this but it only captures the same gibberish as the monitor port on basicx. Any help on getting the ADCToCom1 function working would be ...
Message: 3 Date: Wed, 30 Nov 2005 13:28:10 EST From: cjgpokny@... Subject: Re: Re: low-cost RF transeivers? t at a receiver at 200 miles distance with...
At 11:30 AM 12/1/2005 -0500, you wrote: Nothing like 200 miles for practical links at 500mW on 433MHz, even with elevated gain antennas. Why? <---I don't...
This thread has been a little confusing to my ears - is there some confusion between 200 meters and 200 miles? Keith International Perspective Although a...
Spence, How much power can I get out of a pair of metal 6L6's upside down in a bucket of water at 433 Mhz. with 450 volts on the plates ? Carl / Wa2cey ...
cjgpokny@...
Dec 1, 2005 10:34 pm
20386
Dennis; ... Throw the @#$%&* thing in a box and forget about it. :) Well then again, maybe I could do it in the middle of the night and not tell anyone. :) ...
Robotics_Job_Search
Robotics_Job_Search@...
Dec 2, 2005 1:31 am
20387
Please forgive me, Spence and Carl, if I am intruding into this conversation but I was curious about the question. You need to check the interelectrode...
Rich, Spence Just trying to add a little humor. I know that 6L6's won't do anything at 433 Mhz I have used the Maxon / Midland UHF SD125 modules for data...
cjgpokny@...
Dec 2, 2005 3:17 am
20389
I've briefly tested the ComFile ACODE300 Bluetooth RS232 module at http://www.comfiletech.com/index.asp?PageAction=VIEWCATS&Category=24 This radio is actually...
It is your butt and not mine so it is probably easier for me to say this, however, I do have a little experience interpreting poorly written government...
... instead ... Yahoo ... Hi Actually I am looking at all the possible alternatives. The reason is that I am doing a final year project for using BX24, ATL90 ...
Russell; ... I would interpret it that way too, but Authoritarians view the world differently. Does anyone know if there is someone from the FCC that I can ask...
Robotics_Job_Search
Robotics_Job_Search@...
Dec 2, 2005 4:39 am
20393
I would think that you could do the whole thing without cracking the case, in which case you're well within the bounds of the regs. Plus, and maybe I'm wrong...
... anything that would change the RF signature of the radio. There is no question but that the FCC Rules and Regulations are founded in sharing spectrum and...
hi, i am a student and a first time user of the basic-x micon. can any one please send me the pin diagram of the basic-x24p. and also how do i connect it to an...
I too am looking at using the CC1000, for personal projects including a USB -> RF programmer and data/video streaming. At the company I work they are doing...
Sorry if I was a tad serious, Carl. Your humor did pique my curiosity. I see that you are a Ham Operator. I was once. It was fun. I keep saying I am going...
Rich, Been a Ham since 1957, not too much time to spend on the hobby these days. Had a lot of fun years ago, hill topping, repeaters, towers, etc. Into micro's...
cjgpokny@...
Dec 2, 2005 2:08 pm
20401
... According to the documentation of ADCtoCom1 the output is a "stream of bytes in range 0 to 255 and scaled approximately such that a 1.25 V input generates...
... Hi, I haven't followed this thread so this may have already beeen mentioned. Sparkfun has some trancievers that look promising. I haven't tried them. ...
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