Registration of stationary noise correct?

  • this country has problems....


    :kdash: :kdash: :kdash:

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  • yes this country makes its own problems no matter where

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    VW Karmann Ghia 1600 Export Bj.1968/69

    VW Buggy SUPER RUSKA Bj.1964

    Porsche 911 / 997 S Exclusive Cabrio Bj. 2006

    Porsche 911Targa / G-Modell Mod. 1989

    Porsche 911/ 996 Cabrio als WLS Bj.2002

    Auf Suche nach schönen Porsche 944 Turbo & Porsche 911 / 964 Targa

  • Hello all,


    I would like to bring this old topic back out of the woodwork because I have a similar problem. My 77'er Carrera is also registered as stationary noise 81E. Was previously no issue, but after the original heat exchangers were gone I have also without much thought against SSI plus appropriate muffler exchanged.
    I had also suspected that at some point in the past the "E" was simply sealed to it, but I'm apparently not the only one. Maybe there are by chance other owners of 76/77er (Carreras), who can have a look into the vehicle registration.

    Many greetings
    Matthias

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  • Hello all,


    I would like to bring this old topic back out of the woodwork because I have a similar problem. My 77'er Carrera is also registered as stationary noise 81E. Was previously no issue, but after the original heat exchangers were gone I have also without much thought against SSI plus appropriate muffler exchanged.
    I had also suspected that at some point in the past the "E" was simply sealed to it, but I'm apparently not the only one. Maybe there are other owners of 76/77er (Carreras), who can have a look into the vehicle registration.

    Many greetings
    Matthias

    The stationary noise U1 in the vehicle registration certificate and I hope, there are your said 81E (E = measurement according to EWG from 01.05.1981) not in it, but under U3 driving noise in the near field measurement. Under U1 is mine from 1984 102 dBA, which the police can easily determine when stationary at a certain speed. In addition still Max 5 dB tolerance, as with all values, thus not more than 107 with mine. For U3, mine says 80E, so max 85. Often wrong values and letters were taken over in the papers, then it's difficult with the proof in a police check.

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    Gruß

    Rainer


    3.2 Carrera Cabrio, Bj. 11/83, Sportauspuff und KAT-100Zeller von DANSK, späte DME, ca. 230PS, 7"+8" Maxilite.

  • Yes, just like Rainer, who started the thread, I have the 81E in the U1 (in the U3 also, but that would be ok). The values are also so in the old motor vehicle document inside with which I bought the vehicle 20 years ago, but that was the 2nd and was issued at the end of the 80s. I guess that the error occurred already at that time (the description is also "Porsche SC 3.0").

    Greetings,

    Matthias

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  • Yes, just like Rainer, who started the thread, I have the 81E in the U1 (in the U3 also, but that would be ok). The values are also so in the old motor vehicle document inside with which I bought the vehicle 20 years ago, but that was the 2nd and was issued at the end of the 80s. I guess that the error occurred already at that time (the description is also "Porsche SC 3.0").

    Greetings,

    Matthias

    Hello Matthias,


    in the 70's they changed the near field measurement. Whether that was in 76 or 77, I don't know anymore. So that one has to the measurable an absolute value in comparison with the entries in the papers, an "N" was put behind the smaller numbers. "N" = +21dB. I think it should be 81N for you, then it is absolutely 102dBA + 5dB tolerance. An experienced policeman should know the individual decades despite the wrong entry, because the old boxes are not that quiet. On my Jaguar E-Type V12 from 1971 I have a "79N/ 82N" at U1 and U2.

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    Gruß

    Rainer


    3.2 Carrera Cabrio, Bj. 11/83, Sportauspuff und KAT-100Zeller von DANSK, späte DME, ca. 230PS, 7"+8" Maxilite.

  • I also suspect that there should have been an N - or just nothing, then the year would apply. Currently, I can probably not change anything anyway - the neither from the registration certificate to get out seems to be difficult to do. I'm definitely looking for someone with a Carrera 3.0 to find out what is in the comparison with others inside.

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  • Moin,

    does anyone know how high my stationary noise is ? 80, 100 or 180 ?




    Originally I had no value or - in U.1. At the H-registration a few years ago, 80 +100 was entered.


    Greetings

    Sven

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    911 Carrera 3.2 Coupe, Felsengrün / Leinen, 10/1986, G50, 930.25, Antec-Chip, 17" Ruf Felgen

    911 Turbo 996 Coupe, Cobaltblau / Nephritegrün, 07/2002, M&M, Öhlins

  • On my 3.2 Bj. 83 the following is registered.

    Stationary noise: 99 and driving noise: 80

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    Viele Grüße
    Andreas


    Porsche 911 SC Carrera 3,2 Coupe, Mj. 1984 (RdW).

  • span

    in the papers of my 11er is under U1: 2P - that should mean 102!

    Vehicle is 930/25 with G50 from the beginning of the model year (09/86).

    180 as you speculate it is guaranteed not!


    Greetings

    Rolf

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    Wer die Wahrheit sagt, muss ein schnelles Pferd reiten !

    _____________________________________________________________________________________________________________________________

    Die Luftgekühlten Boxer:

    911 Cabrio MJ'87, EZ 09/86 in D, Basis 217 PS, + 200-Zeller Kat, + Luftmassenmesser von DME-Shop, + DP-11, + AN-TEC Eprom, H-Kennzeichen

    R1200 GS, EZ 05/08, SR-Racing Endtopf, 1. Hand