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-   -   can a new controller control old servos? (https://www.rcuniverse.com/forum/beginners-85/2528124-can-new-controller-control-old-servos.html)

samp615 01-11-2005 03:41 PM

can a new controller control old servos?
 
can an a new controller control the servos i already have in a plane?

exeter_acres 01-11-2005 04:16 PM

RE: can a new controller control old servos?
 
by controller....do you mean receiver?
if yes...than sure...

if you are changing transmitters...than sure..as long as you stay on the same channel and they are compatible

tIANci 01-11-2005 04:55 PM

RE: can a new controller control old servos?
 
I used some 15 year old servos in my new radios ... works fine!

Montague 01-11-2005 05:31 PM

RE: can a new controller control old servos?
 
Yep, I have some 15+ yr old servos that are still flying. (JR NES-505's).

The one to watch out for is old Airtronics. Their old connector had the wires in a different order from everyone else. You can get adapter cords, or just re-wire the connector yourself, then they work just fine.

The signal standard between the RX and the servo hasn't changed at all in many years.

smedsky 01-11-2005 10:46 PM

RE: can a new controller control old servos?
 
I don't know when things changed, but my 70's servos would not work with my new gear.

tIANci 01-11-2005 10:58 PM

RE: can a new controller control old servos?
 
Smed - you are ancient!!!

BillS 01-12-2005 07:51 AM

RE: can a new controller control old servos?
 

I don't know when things changed, but my 70's servos would not work with my new gear.
I have used Kraft servos with late Futaba gear. However the technology has advanced over the 70’s products. The component count has been reduced. Surface mounting technology is probably 1000 X more reliable. Price is in the $10 range.

Fastsky 01-12-2005 08:56 AM

RE: can a new controller control old servos?
 
I had some old servos given to me. I replaced the ends and installed them in a plane. They work but are very slow compared to the new ones. They work ok but I wouldn't want to try them in my faster planes. [&o]

50+AirYears 01-12-2005 08:29 PM

RE: can a new controller control old servos?
 
As long as the old servos are three wire leads, and you get the wires connected properly, there should be no proplems. If the servos are older 4, 5 or 6 wire servos, the only way they could be made to work on a newer reciever would be to replace the electronics internally. Cheaper, quicker and more reliable to just get new servos.

ELTIGRE 01-12-2005 10:47 PM

RE: can a new controller control old servos?
 
Futaba G series will work with the j reciever with a splicer type connector. Hobby Lobby was a source of these..

Montague 01-13-2005 12:36 AM

RE: can a new controller control old servos?
 

I had some old servos given to me. I replaced the ends and installed them in a plane. They work but are very slow compared to the new ones. They work ok but I wouldn't want to try them in my faster planes.
That really sums it up pretty well. These days, $10 gets you a really nice, reliable, servo with pretty good speed and resolution. Compared to what was available years ago, it's down right amazing. I understand if you can't afford $30 on three new servos (use the old ones on throttle, no harm there), but if you can afford newer servos, it's worth it.


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