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andrew30


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Username andrew30
Member Since 2018-09-14 06:17:55
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Latest Forums Posts From andrew30

Date Post
2018-09-26
11:25:53 am
FT-817ND - Charging NCR18650

[QUOTE=hertzian;3001801]So Andrew, (as an LFP user myself), ask yourself: What happens when my protection / balancing board fails? Are my sources of
2018-09-25
2:22:37 am
FT-817ND - Charging NCR18650

When left undecided, consider the following numbers:
LiFePO4:

Typical cycle life: 2000
Density: 90-110Wh/kg
Availability: scarce (in cell form)
2018-09-25
2:07:23 am
FT-817ND - Charging NCR18650

[QUOTE=RFI-EMI-GUY;3001327]
If you construct a 4S2P do you use one protection board and pair up 2 cells in parallel for each of the 4 series pairs? O
2018-09-24
1:59:13 pm
FT-817ND - Charging NCR18650

Even LiFePO4 cells don't achieve 7000 cycles. For QRP rig those parameters seems quite excessive (max. 2.2A), and a noticeable tradeoff for parameters
2018-09-24
11:49:45 am
FT-817ND - Charging NCR18650

[QUOTE=prcguy;3001035]At one time I considered marketing a set of aluminum 817 replacement covers to save weight and also a bottom cover with more spa

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