[NSRCA-discussion] Futaba output voltage

Anthony Romano anthonyr105 at hotmail.com
Thu Sep 14 04:38:56 AKDT 2006


Hi Fred,
Am I to imply from your comments below that Futaba receivers output a lower 
than optimal voltage to the servos? If so could I get a benefit from just 
changing receivers?

Anthony


>From: "Fred Huber" <fhhuber at clearwire.com>
>Reply-To: NSRCA Mailing List <nsrca-discussion at lists.nsrca.org>
>
>Note that using a dual-inverter "glitch buster" 
>http://www.uoguelph.ca/~antoon/gadgets/noiserx.htm (especially with Futabe 
>127 DF RX's) will boost the signal line from the RX output (appx 3.8 v for 
>the Futaba 127 when using 4.8 v NiCd pack) to full RX pack voltage.  This 
>can increase effective resolution. (especially with long servo leads)
>The circuit is INTENDED to filter interference from long leads... and it 
>works.  The side effect is almost as good as the intended purpose.
>
>  If you can find the chip to make the circuit... I'm having trouble 
>finding the DIP (.10 inch pin spacing) I got some .05 in pin spacing 
>chips... which are going to be harder than heck to solder into the circuit, 
>but should do the job.
>   ----- Original Message -----
>   From: Scott Pavlock
>   To: NSRCA Mailing List
>   Sent: Wednesday, September 13, 2006 4:59 PM
>   Subject: Re: [NSRCA-discussion] berg 7 channel Rx
>
>
>   {trimmed}
>   The nice part about this is it gives the ability of any analog servo to 
>output twice its normal torque.
>   {trimmed}
>
>   Scott Pavlock
>
>
>   On 9/13/06, White, Chris <chris at ssd.fsi.com> wrote:
>     Hi Mike Mueller,
>
>     Oops…I meant to imply "They seem to be okay in low cost electrics"J   
>I'm not ready to try a $50 receiver in a big-buck R/C application either…
>
>     Chris
>
>
>
>
>----------------------------------------------------------------------------
>
>     From: nsrca-discussion-bounces at lists.nsrca.org 
>[mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of mike mueller
>     Sent: Wednesday, September 13, 2006 1:44 PM
>     To: NSRCA Mailing List
>     Subject: Re: [NSRCA-discussion] berg 7 channel Rx
>
>
>
>      I know that Castle took a long time to introduce them to the market. 
>The initial designs that they had right after taking over Berg were not up 
>to the standards they wanted. I'm really impressed with these and can't 
>wait to try one. I'll also test them in a small IC plane before having 
>confidence in a pattern plane. The people at Castle are top notch. It's 
>also good to see an electronic component actually made here in the US. Mike
>
>     "White, Chris" <chris at ssd.fsi.com> wrote:
>
>     Hi Mike,
>     I know some foamie guys are using these and treat them like they are a
>     standard.....They should be okay.
>     Chris
>
>     -----Original Message-----
>     From: nsrca-discussion-bounces at lists.nsrca.org
>     [mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of Michael
>     Wickizer
>     Sent: Wednesday, September 13, 2006 12:24 PM
>     To: nsrca-discussion at lists.nsrca.org
>     Subject: [NSRCA-discussion] berg 7 channel Rx
>
>     Anybody have experience with these receivers? At only 8 grams, sure
>     would
>     be a weight savings in electric applications.
>
>     http://www.castlecreations.com/products/berg_7-channel.html
>
>     Mike
>
>
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