[Milsurplus] Batteries for Dynamotor Use

[Bill Cromwell]

After spending years as a first responder I sometimes have access to 
heavy truck batteries retired from service as "PM". Running a radio or 
two is trivial for them. Maybe you can get access in your area.

73,

Bill  KU8H

On 11/25/2017 06:12 PM, Bruce Gentry wrote:
> Try golf courses, floor cleaning equipment shops, construction equipment
> shops, and truck garages for used batteries. They will probably not be
> sealed gel cell, but will last for many years in "retirement" service
> powering radios rather than golf carts, scrubbers, and staring diesel
> engines. Also, don't forget material handling equipment shops.  If you
> can find some large wet cell nicad batteries, they can last for decades
> and are often used in applications where they are replaced preventitively.
>
>        Bruce Gentry, KA2IVY
>
> On 11/25/17 4:29 PM, Mike Durff via Milsurplus wrote:
> What types of batteries are you guys using to power your dynamotors? I
> have a nice set of Power-Sonic 210AH 12VDC AGM.. But sadly, they are
> nearing the end of their life expectancy (10 yrs)...  and cost a small
> fortune to replace.
>
> I only have one dynamotor, for my ATD. Last I remember, I think it was
> about 44 amps in-rush at start up. Don't remember what the key down
> current draw is.
>
> Best to just buy some cheap and dirty automotive batteries and replace
> them every few years?
>
> Thanks, Durff, K4TQF
>

-- 
bark less - wag more