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| ericb |
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| I shot in the air, so no impact noise. I also let a few people hear it, and they all asked what the noise was. My mate shot at a target at 50 yards and even the 5 grain pellet made an audible whack wh ... |
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| | | | | | | | | Efficiency of Airguns near the Speed of Sound | | | | | |
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| ericb |
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| Replies: 12 |
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| I will do that next week for you ( us all actually ) I have scales and will weigh each pellet. I chronoed three shots and it dropped 100FPS on each shot, so it looks inefficient. These pellets are ve ... |
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| | | | | | | | | Efficiency of Airguns near the Speed of Sound | | | | | |
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| ericb |
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| Replies: 12 |
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| I have read with great interest your Canadian Airgun posts and your Technical knowledge is way beyond me, I could however give you a shot string of 1o shots with pellet weight and velocity, with the t ... |
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| ericb |
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I do bow to your greater knowledge, but why the difference do you think. I shot indoors at 85 ft and only the report of the initial firing, but in the field definately a second crack.
Eric |
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| ericb |
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| I've built a QB 78 and using an extended tube, pumped it to 2000PSI and it shoots a 5 grain Thunderbolt pellet at 1426 FPS and very accurate. This easily breaks the sound barrier ( 1116 fps at sea lev ... |
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