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Search: Posts Made By: bsrchas
Forum: Multi-Rotors 02-01-2014, 08:34 PM
Replies: 0
Views: 275
Posted By bsrchas
Multirotor Calculator??

I use "Motocalc" to assist with motor/prop/battery/performance calculations for airplanes. It seems to work quite well.

Is there any calculator with a similar motor and prop database to help...
Forum: Power Systems 09-14-2012, 08:40 PM
Replies: 17
Views: 1,012
Posted By bsrchas
Good info. Thanks to all who replied. As...

Good info. Thanks to all who replied.

As mentioned above, I'm an eflight newbie. As an engineer, it doesn't make sense to have and LVC set at such a low voltage as to potentially damage the...
Forum: Power Systems 09-14-2012, 05:56 PM
Replies: 17
Views: 1,012
Posted By bsrchas
OK. Do I assume then from the above responses...

OK. Do I assume then from the above responses that all ESC's use 3.0 volts as the LVC?
Forum: Power Systems 09-14-2012, 09:53 AM
Replies: 17
Views: 1,012
Posted By bsrchas
I have the 20 amp brushles (V2) ...

I have the 20 amp brushles (V2)



Thanks. That's a big help. But if the Eflite LVC cant be changed, what voltage do they use for the LVC? they don't say in the instructions that came with the...
Forum: Power Systems 09-14-2012, 07:09 AM
Replies: 17
Views: 1,012
Posted By bsrchas
Can I Change the Cutoff Voltage?

I just bought an Eflite 20 amp ESC for a 3 cell LiPo system but I am an eflight newbie. The instructions say I can change the ESC to either auto NiCad/NiMH or auto LiPo with a low voltage cutoff but...
Forum: Power Systems 02-11-2012, 08:06 PM
Replies: 0
Views: 930
Posted By bsrchas
MotoCalc & ProJet MQ-9 Reaper Drone

Researching the best power system for the ProJet MQ-9 Reaper drone Kit. I was wondering if anyone had input the airframe data into MotoCalc or had successful system component recommendations?
Forum: Batteries & Chargers 04-21-2011, 12:02 AM
Replies: 5
Views: 861
Posted By bsrchas
I can solder but I'm not sure how to connect two...

I can solder but I'm not sure how to connect two 13 ga wires to one EC3 connector. They seem to be built to only accept one wire.

I supposed I could splice the two wires together ahead of the...
Forum: Batteries & Chargers 04-20-2011, 02:48 PM
Replies: 5
Views: 861
Posted By bsrchas
I checked out the links in the previous post but...

I checked out the links in the previous post but they don't specifically solve my problem. I have E-flight ESC's with the blue E-flight EC3 male connectors on them. I have two ESC's for the twin...
Forum: Batteries & Chargers 04-19-2011, 05:51 AM
Replies: 5
Views: 861
Posted By bsrchas
1 battery - 2 moters. How??

Converting a TopFlite DC3 to epower using one battery for two motors. Are "Y" connectors available to purchase to run power to two ESC's? If not, how do I make??
Forum: Batteries & Chargers 04-19-2011, 05:46 AM
Replies: 14
Views: 1,044
Posted By bsrchas
I'm using a 2.4 system but what I'm concerned...

I'm using a 2.4 system but what I'm concerned about is the lead from the rcvr. to the aileron servo. Would the 3 power leads to the engine running alongside the aileron servo leads for 4 - 5 inches...
Forum: Batteries & Chargers 04-19-2011, 03:55 AM
Replies: 14
Views: 1,044
Posted By bsrchas
OK. I followed the advice from an earlier post...

OK. I followed the advice from an earlier post to not length the leads from the battery to the ESC's but instead move the ESC's closer to the battery and extend the 3 leads from the ESC's to the...
Forum: Batteries & Chargers 04-14-2011, 03:12 AM
Replies: 14
Views: 1,044
Posted By bsrchas
Just had a chance to take some photos of my...

Just had a chance to take some photos of my situation. The photo below shows the dimensions for the routing of the wires. The only wiring access is through the tops of the nacelles because the...
Forum: Batteries & Chargers 04-13-2011, 04:52 AM
Replies: 14
Views: 1,044
Posted By bsrchas
Motors in the nacelles on each wing with the...

Motors in the nacelles on each wing with the battery in the nose of the fuselage. ESC's directly behind the motors. Haven't measured exactly yet but might be 18" total from battery case to esc case...
Forum: Batteries & Chargers 04-13-2011, 03:22 AM
Replies: 14
Views: 1,044
Posted By bsrchas
Interference Between Battery Power and Throttle Leads?

I posted this question in the beginners forum with no responses. Thought I would ask here.

I'm a newbie converting a TopFlite DC-3 to e power. Have to run the two battery power leads and the...
Forum: Batteries & Chargers 04-13-2011, 03:21 AM
Replies: 0
Views: 360
Posted By bsrchas
duplicate

duplicate
Forum: Beginners 04-12-2011, 06:23 AM
Replies: 0
Views: 377
Posted By bsrchas
Tight Access - Battery & Throttle Wires Tight Together

I'm a newbie converting a TopFlite DC-3 to e power. Have to run the two battery leads and the throttle control wires very tight together in each cowling for approx 12 inches. Does the amperage...
Forum: Beginners 03-06-2011, 10:25 PM
Replies: 5
Views: 614
Posted By bsrchas
Newbie - I Need Help With Eflight Calculators

I just joined this board a few days ago because I'm finishing a Top Flight DC3 but decided at the last minute to go electric rather than glow. Never flown with electric before.

I previously...
Forum: General Electric Discussions 03-06-2011, 06:49 PM
Replies: 1
Views: 491
Posted By bsrchas
Newbie - I Need Help With Eflight Calculators

Reposted on beginners board.
Forum: Beginners 03-05-2011, 04:41 PM
Replies: 17
Views: 1,340
Posted By bsrchas
Smile Wow! Great board. I just joined because...

Wow! Great board. I just joined because electrifying my DC3 is my first attempt at eflight. I've always been a gas guy.

Lots of hours went in to the DC3 so I didn't want to stuff it if I...
Forum: Beginners 03-05-2011, 01:35 AM
Replies: 17
Views: 1,340
Posted By bsrchas
Twin Engine Low Voltage Cut Off?

Installing e power into a Top Flight DC3. I know I need 2 ESC's but I'm wondering about the low voltage cutoff for each engine. It seems possible that the two ESC's might cut the power off at...
Showing results 1 to 20 of 20

 
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