I have the BT.
I have no experience with the common tip, but aestheticically I find the
rounded tip to more pleasing.
IMH0,
Tom

On Thu, Jun 10, 2021, 03:26 Ian Williams <[email protected]> wrote:

> Thanks Ian.    Years ago I remember someone.  ( or reading) that the BT
> was designed to comply with the New ( at that time) noise limits the
> Europeans brought in.   But not sure.   The tapered blades can be blimmin
> noisy  above 3200RPM.
>
> Sent from my iPhone
>
> On 10/06/2021, at 7:04 PM, Ian Mc Phee <[email protected]> wrote:
>
> I think I heard once BT may be slightly better climb but at T may be
> slightly better cruise. I can't pick it.
>
> Ian McPhee
> 0428847642
> Box 657 Byron Bay NSW 2481
>
> On Thu, 10 Jun. 2021, 15:53 Ian Williams, <[email protected]> wrote:
>
>> Hi All,
>>
>>
>>
>> An unanswered question I have relates to Hoffmann props as installed on
>> the H-36.
>>
>> Is there any useful information out there regarding the performance
>> differences between the standard tapered blades and the. BT blades
>>
>> My personal experience would tend to indicate that the tapered bladed
>> actually perform a little better but at the high RPM end tend to be quite
>> noisy… ie noiser than the BT blades at the same RPM.
>>
>> I would be very interested in your comments.
>>
>>
>>
>> Best regards
>>
>> Ian Williams
>>
>>
>>
>>
>>
>

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