ULF-1
ULF-1 Discussion Archive
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Re: [ULF-1] Watch "ULF-1 Sailplane 2.part" on YouTube

From
Member 72
Date
2018-06-10 21:33 UTC-04:00
Message
#0602
No, I meant one horse was able to tow it nicely into the air!

Member 67


Sent from my iPad

> On Jun 10, 2018, at 9:16 PM, Member 121 <[email]> wrote:
> 
> Is that 1 thrust horse power ? I mean a 5 horse  engine with a 3 foot prop delivers 50% efficiency or 2.5 thrust horsepower . I calculate 300 pound gross weight ulf would need 1.83 thrust horsepower , but the ulf is super streamlined . Not rough and heavy .
>   That is so cool 1 hp . Flying without a hill .all around that lake was cool . The pilot waved at the camera . Was that a 6 hp on that plane or an 8 ? I have an old chrysler industrial 2 stroke that is yellow like that size . 
> 
> 
> 
> Sent from my MetroPCS 4G LTE Android Device
> 
> -------- Original message --------
> From: Member 72 <[email]>
> Date: 6/10/18 5:33 PM (GMT-07:00)
> To: [email]
> Subject: Re: [ULF-1] Watch "ULF-1 Sailplane 2.part" on YouTube
> 
> Yes, we reviewed this video a while back.  This is where we determined the ULF-1 can get airborne on 1 HP!!
> 
> Member 72 
> 
> Sent from my iPhone
> 
>> On Jun 10, 2018, at 6:45 PM, Member 121 <[email]> wrote:
>> 
>> https://youtu.be/86rOfjhsIIM
>> 
>>   Have you seen this video ? The ulf1 gets an engine near the end of the movie in the winter .
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