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Tx & Rx Current Draw

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Old 10-22-2003 | 07:21 AM
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Default Tx & Rx Current Draw

I'm looking for "approx" curent draw of both a computer type Tx, and a 4 channel RX.
I know this will vary from Tx make and how it's used, as is true for the Rx, however, I would like to closely emulate the discharge rate for both when I cycle the batteries. I'm using 400 Mah for the Rx and 500 Mah for the Tx. Does this sound close?
Old 10-24-2003 | 07:42 PM
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Default RE: Tx & Rx Current Draw

I'm sure there is a lot of variation. I can tell you this, my 8 channel transmitter will run for at least 3 hours on it's 700 mah battery. So I would guess it draws less than 200ma. My guess is a 4 channel trainer typically draws around 300.

Tom
Old 10-24-2003 | 08:27 PM
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Default RE: Tx & Rx Current Draw

The data will be all over the map. The best thing to do is to measure your own equipment. That way your tests will represent what you use.
Old 10-24-2003 | 08:43 PM
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Default RE: Tx & Rx Current Draw

My 9C draws about 280ma.
My servos (JR) draw about 10ma at idle but can draw as much as an amp under full load.
There really isn't a set value. You can map your draw over time and get an idea of your average for your flying style.


ORIGINAL: ED STEFAN

I'm looking for "approx" curent draw of both a computer type Tx, and a 4 channel RX.
I know this will vary from Tx make and how it's used, as is true for the Rx, however, I would like to closely emulate the discharge rate for both when I cycle the batteries. I'm using 400 Mah for the Rx and 500 Mah for the Tx. Does this sound close?
Old 10-27-2003 | 07:34 AM
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Default RE: Tx & Rx Current Draw

Thanks folks. Looks like I need to start timing, discharging, an logging after each session. Can do if I ever remember to time the range check and that first flight.

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