Benjahmin's latest activity
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Benjahmin replied to the thread Help! My next project.Finally got all the bits I needed and the time . So, in the spirit of 'show us the pictures or it didn't happen', here's the build... -
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Benjahmin replied to the thread More Seizures.Just been to my daughters place in Trowbridge, Wiltshire. Saw quite a few obviously illegal fat bikes, and others ( but no scooters !)...
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Benjahmin replied to the thread Ebike News.Well, according to the report, he was riding a, 'Self charging electric bike'. So that's it then, he's used the infinite range to...
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Benjahmin replied to the thread Front hub problem..It sounds like a bad/resitive phase connection. Look for any signs of heat damage, discloration or burning/ swelling.
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Benjahmin replied to the thread Looking for advice on 48v battery.Agreed, 1500w motor is illegal. No if's, buts or maybe's. Paired with a 45A controller you are building a motor bike which, unless you...
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Failure mainly comes from metal fatigue in the elbow as a result of not enough tension in the spoke. When you put weight on the bike...
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each spoke can hold as much as 200kgs in traction force, so what gives first is not the strength of the spokes but something that caused...
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Benjahmin replied to the thread Help! My next project.Ouch ! I guess I've paid the price of obsessive over engineering.:rolleyes: In my defence, for various stoopid procedural reasons, I...
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Benjahmin replied to the thread Help! My next project.True, but what with the motor, battery and panniers full of shopping I'll be asking a lot from the spokes. Anyway they're now ordered...
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Benjahmin replied to the thread Help! My next project.I see what you're saying but this is taken care of by having the left side spokes (non drive side) with the bend on the inside of the...
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Benjahmin replied to the thread Help! My next project.Yeh, definitely leaning towards single butted, so 13 g at the hub down to 14g for the spoke.
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Benjahmin replied to the thread Help! My next project.OK, measured it as 598 +5 = 603 against Ryans way of 602. Near enuf methinks.
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Benjahmin replied to the thread Help! My next project.The Grin spoke calculator is giving me left spoke length 241mm and right 240.1, so I'm thinking 241 all round...
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Benjahmin replied to the thread Help! My next project.Well there ya go. Experience wins out. Sometimes you've just gotta do it the hard way to see the easy way !
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Benjahmin replied to the thread More Seizures.Honestly, this guy is part of the problem for us all. His speedo is regularly showing 35kph+, riding around the city !
