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In Reply to: RE: VTA AT 440MLA posted by neobop on August 30, 2014 at 15:11:24:
Rather like putting a Shure V15VxMR stylus on an M97 body, whilst the ATN150MLX stylus will physically fit, it is not an ideal match to the 440ML body. The inductance of the AT150MLX body is 350mH (compared to 490mH for the AT440) and the damping factor is lower. It will work almost perfectly in an AT100E body which has the correct inductance but a slightly higher DC resistance but the increase in damping is negligible on the final result. The electrical resonance is at ~19.1kHz compared to 16.2kHz on the 440ML body.
It might *sound* OK, but the response will not be as flat as it would otherwise be on the correct body. You will have an early rolloff and very likely a somewhat lumpy response in the 15-18kHz region.
Examining the white noise responses for the AT440ML and AT100E (including AT100/150MLX) show very similar response characteristics ie a slight hump of ~1dB in the 12kHz region with a 47k/200pF load.
Regards Anthony
"Beauty is Truth, Truth Beauty.." Keats
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Follow Ups
- RE: VTA AT 440MLA - flood2 19:24:55 08/31/14 (4)
- You could also cut off..... - neobop 07:50:53 09/01/14 (3)
- RE: You could also cut off..... - flood2 18:28:20 09/01/14 (2)
- Wrong again - neobop 20:48:01 09/01/14 (1)
- RE: Wrong again - flood2 00:47:56 09/02/14 (0)