
Ladedaten-Spezifikationen
Ladedaten für Kaliber 6.8 mm Rem. SPC mit Geschoss .277 | 150gr | Geco PLUS und 85 Pulvers. Die wichtigsten zugrunde liegenden Parameter sind in der obigen Tabelle dargestellt. Die empfohlenen Pulver für diese Patronen-Geschoss-Kombination sind Hodgdon CFE223, Alliant Power Pro 1200-R und Winchester 748.
Wichtiger Hinweis: Gehen Sie NICHT unter die Mindestladung oder über die Maximalladung. Da wir keine Kontrolle über die verwendete Ausrüstung und Komponenten haben, wird jegliche Verantwortung und Haftung für die erzielten Ergebnisse abgelehnt.
Es werden nur Pulver/Ladungen angezeigt, die den aktuellen Filterkriterien entsprechen: Maximaldruck einer Ladung ≤ 90% des standardisierten Maximaldrucks, Ladedichte ≥ 80% und Pulverabbrand ≥ 95%. Verwenden Sie die Schieberegler oberhalb der Tabellen, um diese Schwellenwerte anzupassen.
Ladung: Pulvergewicht in Grain. Beginnen Sie mit der Mindestladung und steigern Sie diese vorsichtig.
FR (Ladedichte): Hülsenfüllung in Prozent. Werte über 100% bedeuten komprimierte Ladungen.
MaxP / %: Maximaler Kammerdruck in bar sowie als Prozentsatz des standardisierten Maximums für dieses Kaliber.
V(0): Mündungsgeschwindigkeit in Fuß pro Sekunde (fps) bei standardisierter Lauflänge.
z (Pulverabbrand): Geschätzter Pulverabbrand in Prozent beim Austritt des Geschosses.
Für die Verwendung des personalisierten Ladungsrechners ist eine gültige Zugriffslizenz erforderlich.
Weitere Informationen finden Sie in unseren FAQ: Wie kann ich den personalisierten Ladungsrechner verwenden?
Maximallast - Lauflänge: 61.0 cm
| Pulver | Ladung | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 1680 | <<locked>> | 82% | 3,595 bar | 89% | 697 m/s | 100% |
| Accurate 2015 | <<locked>> | 94% | 3,494 bar | 86% | 714 m/s | 100% |
| Accurate 2200 | <<locked>> | 86% | 3,601 bar | 89% | 735 m/s | 97.4% |
| Accurate 2230 | <<locked>> | 86% | 3,622 bar | 89% | 738 m/s | 97.8% |
| Accurate 2460 | <<locked>> | 92% | 3,636 bar | 90% | 733 m/s | 100% |
| Accurate 2495ᴾ | <<locked>> | 100% | 3,403 bar | 84% | 727 m/s | 100% |
| Accurate 2520 | <<locked>> | 94% | 3,449 bar | 85% | 733 m/s | 99.8% |
| Accurate 4064ᴾ | <<locked>> | 100% | 3,157 bar | 78% | 723 m/s | 99.9% |
| Accurate LT-30 | <<locked>> | 86% | 3,467 bar | 86% | 693 m/s | 100% |
| Accurate LT-32 | <<locked>> | 86% | 3,498 bar | 86% | 697 m/s | 99.7% |
| ADI AR 2206H | <<locked>> | 98% | 3,643 bar | 90% | 744 m/s | 98.3% |
| ADI AR 2207 | <<locked>> | 84% | 3,483 bar | 86% | 698 m/s | 100% |
| ADI AR 2208ᴾ | <<locked>> | 100% | 3,312 bar | 82% | 717 m/s | 96.6% |
| ADI AR 2219 | <<locked>> | 88% | 3,568 bar | 88% | 733 m/s | 100% |
| ADI Benchmark 8208 | <<locked>> | 96% | 3,641 bar | 90% | 735 m/s | 99.1% |
| Alliant AR-Comp | <<locked>> | 96% | 3,512 bar | 87% | 735 m/s | 100% |
| Alliant Power Pro 1200-R | <<locked>> | 90% | 3,488 bar | 86% | 749 m/s | 98.6% |
| Alliant Power Pro 2000-MRᴾ | <<locked>> | 100% | 3,647 bar | 90% | 770 m/s | 97.2% |
| Alliant Reloder- TS 15.5ᴾ | <<locked>> | 100% | 3,164 bar | 78% | 722 m/s | 98% |
| Alliant Reloder-10x | <<locked>> | 90% | 3,550 bar | 88% | 719 m/s | 100% |
| Alliant Reloder-15ᴾ | <<locked>> | 100% | 3,463 bar | 86% | 740 m/s | 97.4% |
| Alliant Reloder-7 | <<locked>> | 84% | 3,587 bar | 89% | 704 m/s | 100% |
| Baschieri & Pellagri 106 | <<locked>> | 88% | 3,554 bar | 88% | 704 m/s | 100% |
| Baschieri & Pellagri 107 | <<locked>> | 98% | 3,616 bar | 89% | 747 m/s | 97.1% |
| Bofors RP3ᴾ | <<locked>> | 100% | 3,120 bar | 77% | 723 m/s | 98% |
| Hodgdon Benchmark | <<locked>> | 94% | 3,641 bar | 90% | 722 m/s | 99.4% |
| Hodgdon BL-C2 | <<locked>> | 96% | 3,502 bar | 86% | 744 m/s | 99.3% |
| Hodgdon CFE223 | <<locked>> | 94% | 3,623 bar | 89% | 765 m/s | 97.8% |
| Hodgdon H322 | <<locked>> | 90% | 3,461 bar | 85% | 727 m/s | 100% |
| Hodgdon H335 | <<locked>> | 90% | 3,553 bar | 88% | 735 m/s | 100% |
| Hodgdon H4198 | <<locked>> | 84% | 3,599 bar | 89% | 705 m/s | 100% |
| Hodgdon H4895 | <<locked>> | 96% | 3,453 bar | 85% | 735 m/s | 98.4% |
| Hodgdon LEVERevolutionᴾ | <<locked>> | 100% | 3,527 bar | 87% | 754 m/s | 98.8% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 2,304 bar | 57% | 429 m/s | 100% |
| Hodgdon VARGET | <<locked>> | 98% | 3,567 bar | 88% | 736 m/s | 98.5% |
| IMR 3031 | <<locked>> | 98% | 3,532 bar | 87% | 747 m/s | 100% |
| IMR 4064ᴾ | <<locked>> | 100% | 3,482 bar | 86% | 726 m/s | 97.4% |
| IMR 4198 | <<locked>> | 90% | 3,625 bar | 90% | 709 m/s | 100% |
| IMR 4895ᴾ | <<locked>> | 100% | 3,542 bar | 87% | 749 m/s | 98.2% |
| IMR 8208 XBR | <<locked>> | 96% | 3,641 bar | 90% | 735 m/s | 99.1% |
| Lovex D073.4 | <<locked>> | 86% | 3,662 bar | 90% | 735 m/s | 99.8% |
| Lovex D073.5 | <<locked>> | 92% | 3,658 bar | 90% | 735 m/s | 99.6% |
| Lovex D073.6 | <<locked>> | 98% | 3,524 bar | 87% | 741 m/s | 99.8% |
| Lovex S060 | <<locked>> | 96% | 3,535 bar | 87% | 716 m/s | 97.9% |
| Lovex S062ᴾ | <<locked>> | 100% | 3,372 bar | 83% | 725 m/s | 98.8% |
| Norma 200 | <<locked>> | 86% | 3,571 bar | 88% | 713 m/s | 100% |
| Norma 201 | <<locked>> | 98% | 3,576 bar | 88% | 732 m/s | 99.1% |
| Norma 202 | <<locked>> | 98% | 3,552 bar | 88% | 735 m/s | 100% |
| Norma 203Bᴾ | <<locked>> | 100% | 3,394 bar | 84% | 737 m/s | 97.8% |
| Ramshot Big Gameᴾ | <<locked>> | 100% | 3,430 bar | 85% | 742 m/s | 97.5% |
| Ramshot Wild Boar | <<locked>> | 96% | 3,610 bar | 89% | 745 m/s | 98.1% |
| Ramshot X-Terminator | <<locked>> | 92% | 3,557 bar | 88% | 724 m/s | 97.8% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 2,310 bar | 57% | 440 m/s | 100% |
| ReloadSwiss RS 40 | <<locked>> | 92% | 3,645 bar | 90% | 734 m/s | 99.8% |
| ReloadSwiss RS 52ᴾ | <<locked>> | 100% | 3,638 bar | 90% | 769 m/s | 97.8% |
| ReloadSwiss RS 60ᴾ | <<locked>> | 100% | 3,024 bar | 75% | 733 m/s | 98.9% |
| Rottweil R 901 | <<locked>> | 96% | 3,641 bar | 90% | 730 m/s | 100% |
| Rottweil R 902ᴾ | <<locked>> | 100% | 3,597 bar | 89% | 731 m/s | 99.1% |
| Rottweil R 903ᴾ | <<locked>> | 100% | 2,888 bar | 71% | 704 m/s | 97% |
| Shooters World AR Plus | <<locked>> | 86% | 3,662 bar | 90% | 735 m/s | 99.8% |
| Shooters World Match Rifle | <<locked>> | 98% | 3,524 bar | 87% | 741 m/s | 99.8% |
| Shooters World Precisionᴾ | <<locked>> | 100% | 3,372 bar | 83% | 725 m/s | 98.8% |
| Shooters World Tactical Rifle | <<locked>> | 88% | 3,452 bar | 85% | 713 m/s | 98.5% |
| SNPE Vectan BA6 1/2 | <<locked>> | 84% | 3,582 bar | 88% | 634 m/s | 100% |
| SNPE Vectan SP 10 | <<locked>> | 88% | 3,608 bar | 89% | 736 m/s | 100% |
| SNPE Vectan SP 11ᴾ | <<locked>> | 100% | 3,094 bar | 76% | 722 m/s | 96.5% |
| SNPE Vectan SP 3 | <<locked>> | 90% | 3,630 bar | 90% | 723 m/s | 100% |
| SNPE Vectan SP 7 | <<locked>> | 96% | 3,537 bar | 87% | 730 m/s | 95.9% |
| SNPE Vectan SP 9 | <<locked>> | 98% | 3,535 bar | 87% | 737 m/s | 98% |
| SNPE Vectan Tubal 3000 | <<locked>> | 96% | 3,567 bar | 88% | 709 m/s | 99.9% |
| SNPE Vectan Tubal 5000ᴾ | <<locked>> | 100% | 3,270 bar | 81% | 696 m/s | 100% |
| Somchem S321 | <<locked>> | 92% | 3,508 bar | 87% | 735 m/s | 99.1% |
| Somchem S335 | <<locked>> | 96% | 3,474 bar | 86% | 710 m/s | 100% |
| Somchem S341 | <<locked>> | 96% | 3,487 bar | 86% | 730 m/s | 97.7% |
| Somchem S355ᴾ | <<locked>> | 100% | 3,004 bar | 74% | 707 m/s | 97.1% |
| Vihtavuori N120 | <<locked>> | 84% | 3,485 bar | 86% | 685 m/s | 100% |
| Vihtavuori N130 | <<locked>> | 92% | 3,556 bar | 88% | 704 m/s | 100% |
| Vihtavuori N133 | <<locked>> | 96% | 3,529 bar | 87% | 708 m/s | 100% |
| Vihtavuori N135ᴾ | <<locked>> | 100% | 3,447 bar | 85% | 725 m/s | 100% |
| Vihtavuori N140ᴾ | <<locked>> | 100% | 3,593 bar | 89% | 730 m/s | 100% |
| Vihtavuori N150ᴾ | <<locked>> | 100% | 2,879 bar | 71% | 691 m/s | 97.9% |
| Vihtavuori N530 | <<locked>> | 94% | 3,454 bar | 85% | 722 m/s | 98.9% |
| Vihtavuori N540ᴾ | <<locked>> | 100% | 3,462 bar | 85% | 728 m/s | 99.9% |
| Winchester 748 | <<locked>> | 96% | 3,553 bar | 88% | 748 m/s | 99.6% |
| Winchester StaBALL Match | <<locked>> | 98% | 3,493 bar | 86% | 740 m/s | 98.4% |
Empfohlen = eines der besten Pulver für diese Patronen-Geschoss-Kombination.
Startladung - Lauflänge: 61.0 cm
| Pulver | Ladung | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 1680 | <<locked>> | 80% | 3,387 bar | 84% | 686 m/s | 100% |
| Accurate 2015 | <<locked>> | 80% | 2,279 bar | 56% | 631 m/s | 99.5% |
| Accurate 2200 | <<locked>> | 80% | 2,988 bar | 74% | 694 m/s | 95.4% |
| Accurate 2230 | <<locked>> | 80% | 2,935 bar | 72% | 693 m/s | 95.7% |
| Accurate 2460 | <<locked>> | 80% | 2,437 bar | 60% | 652 m/s | 98% |
| Accurate 2495 | <<locked>> | 80% | 1,772 bar | 44% | 603 m/s | 98.2% |
| Accurate 2520 | <<locked>> | 80% | 2,128 bar | 53% | 636 m/s | 96.3% |
| Accurate 4064 | <<locked>> | 82% | 1,792 bar | 44% | 608 m/s | 95.6% |
| Accurate LT-30 | <<locked>> | 80% | 2,889 bar | 71% | 656 m/s | 99.8% |
| Accurate LT-32 | <<locked>> | 80% | 2,915 bar | 72% | 659 m/s | 98.9% |
| ADI AR 2206H | <<locked>> | 88% | 2,700 bar | 67% | 679 m/s | 95.4% |
| ADI AR 2207 | <<locked>> | 80% | 3,102 bar | 77% | 677 m/s | 100% |
| ADI AR 2208 | <<locked>> | 96% | 2,934 bar | 72% | 691 m/s | 95.3% |
| ADI AR 2219 | <<locked>> | 80% | 2,742 bar | 68% | 680 m/s | 99.6% |
| ADI Benchmark 8208 | <<locked>> | 82% | 2,366 bar | 58% | 644 m/s | 95.2% |
| Alliant AR-Comp | <<locked>> | 80% | 2,095 bar | 52% | 637 m/s | 100% |
| Alliant Power Pro 1200-R | 24.7 gr | 1.60 g | 80% | 2,515 bar | 62% | 677 m/s | 95.4% |
| Alliant Power Pro 2000-MR | <<locked>> | 96% | 3,199 bar | 79% | 739 m/s | 95.6% |
| Alliant Reloder- TS 15.5 | <<locked>> | 92% | 2,450 bar | 60% | 667 m/s | 95.4% |
| Alliant Reloder-10x | <<locked>> | 80% | 2,622 bar | 65% | 660 m/s | 100% |
| Alliant Reloder-15 | <<locked>> | 94% | 2,857 bar | 71% | 698 m/s | 95.4% |
| Alliant Reloder-7 | <<locked>> | 80% | 3,177 bar | 78% | 680 m/s | 100% |
| Baschieri & Pellagri 106 | <<locked>> | 80% | 2,776 bar | 69% | 655 m/s | 99.8% |
| Baschieri & Pellagri 107 | <<locked>> | 92% | 3,005 bar | 74% | 706 m/s | 95.1% |
| Bofors RP3 | <<locked>> | 92% | 2,391 bar | 59% | 668 m/s | 95.3% |
| Hodgdon Benchmark | <<locked>> | 80% | 2,386 bar | 59% | 633 m/s | 96% |
| Hodgdon BL-C2 | <<locked>> | 82% | 2,187 bar | 54% | 646 m/s | 95.1% |
| Hodgdon CFE223 | 29.6 gr | 1.92 g | 88% | 2,967 bar | 73% | 720 m/s | 95.7% |
| Hodgdon H322 | <<locked>> | 80% | 2,522 bar | 62% | 663 m/s | 99.2% |
| Hodgdon H335 | <<locked>> | 80% | 2,538 bar | 63% | 666 m/s | 98.5% |
| Hodgdon H4198 | <<locked>> | 80% | 3,184 bar | 79% | 680 m/s | 99.9% |
| Hodgdon H4895 | <<locked>> | 86% | 2,527 bar | 62% | 667 m/s | 95.3% |
| Hodgdon LEVERevolution | <<locked>> | 88% | 2,422 bar | 60% | 670 m/s | 95% |
| Hodgdon TrailBoss | <<locked>> | 80% | 1,700 bar | 42% | 382 m/s | 100% |
| Hodgdon VARGET | <<locked>> | 88% | 2,637 bar | 65% | 671 m/s | 95.6% |
| IMR 3031 | <<locked>> | 80% | 2,010 bar | 50% | 632 m/s | 98.2% |
| IMR 4064 | <<locked>> | 94% | 2,899 bar | 72% | 687 m/s | 95.5% |
| IMR 4198 | <<locked>> | 80% | 2,701 bar | 67% | 653 m/s | 100% |
| IMR 4895 | <<locked>> | 90% | 2,580 bar | 64% | 681 m/s | 95% |
| IMR 8208 XBR | <<locked>> | 82% | 2,366 bar | 58% | 644 m/s | 95.2% |
| Lovex D073.4 | <<locked>> | 80% | 3,002 bar | 74% | 695 m/s | 99% |
| Lovex D073.5 | <<locked>> | 80% | 2,428 bar | 60% | 652 m/s | 96.7% |
| Lovex D073.6 | <<locked>> | 82% | 2,053 bar | 51% | 632 m/s | 95.8% |
| Lovex S060 | <<locked>> | 88% | 2,795 bar | 69% | 665 m/s | 95.7% |
| Lovex S062 | <<locked>> | 88% | 2,339 bar | 58% | 648 m/s | 95.3% |
| Norma 200 | <<locked>> | 80% | 2,972 bar | 73% | 678 m/s | 100% |
| Norma 201 | <<locked>> | 84% | 2,338 bar | 58% | 642 m/s | 95.3% |
| Norma 202 | <<locked>> | 80% | 2,037 bar | 50% | 621 m/s | 96.5% |
| Norma 203B | <<locked>> | 92% | 2,630 bar | 65% | 682 m/s | 95.1% |
| Ramshot Big Game | <<locked>> | 94% | 2,816 bar | 70% | 699 m/s | 95.3% |
| Ramshot Wild Boar | <<locked>> | 88% | 2,758 bar | 68% | 687 m/s | 95.5% |
| Ramshot X-Terminator | <<locked>> | 84% | 2,763 bar | 68% | 670 m/s | 95.3% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 1,713 bar | 42% | 393 m/s | 100% |
| ReloadSwiss RS 40 | <<locked>> | 80% | 2,506 bar | 62% | 656 m/s | 97.4% |
| ReloadSwiss RS 52 | <<locked>> | 94% | 2,987 bar | 74% | 725 m/s | 95.8% |
| ReloadSwiss RS 60 | <<locked>> | 92% | 2,343 bar | 58% | 672 m/s | 95.9% |
| Rottweil R 901 | <<locked>> | 80% | 2,301 bar | 57% | 634 m/s | 97.4% |
| Rottweil R 902 | <<locked>> | 86% | 2,353 bar | 58% | 642 m/s | 95.3% |
| Rottweil R 903 | <<locked>> | 96% | 2,540 bar | 63% | 678 m/s | 95.6% |
| Shooters World AR Plus | <<locked>> | 80% | 3,002 bar | 74% | 695 m/s | 99% |
| Shooters World Match Rifle | <<locked>> | 82% | 2,053 bar | 51% | 632 m/s | 95.8% |
| Shooters World Precision | <<locked>> | 88% | 2,339 bar | 58% | 648 m/s | 95.3% |
| Shooters World Tactical Rifle | <<locked>> | 80% | 2,646 bar | 65% | 657 m/s | 96.1% |
| SNPE Vectan BA6 1/2 | <<locked>> | 80% | 3,233 bar | 80% | 617 m/s | 100% |
| SNPE Vectan SP 10 | <<locked>> | 80% | 2,782 bar | 69% | 682 m/s | 99% |
| SNPE Vectan SP 11 | <<locked>> | 96% | 2,725 bar | 67% | 693 m/s | 95% |
| SNPE Vectan SP 3 | <<locked>> | 80% | 2,644 bar | 65% | 661 m/s | 99.8% |
| SNPE Vectan SP 7 | <<locked>> | 94% | 3,288 bar | 81% | 715 m/s | 95.1% |
| SNPE Vectan SP 9 | <<locked>> | 90% | 2,756 bar | 68% | 684 m/s | 95.5% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 2,182 bar | 54% | 611 m/s | 97% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 1,767 bar | 44% | 576 m/s | 95.9% |
| Somchem S321 | <<locked>> | 80% | 2,346 bar | 58% | 650 m/s | 95.6% |
| Somchem S335 | <<locked>> | 80% | 2,155 bar | 53% | 615 m/s | 97.8% |
| Somchem S341 | <<locked>> | 90% | 2,850 bar | 70% | 688 m/s | 95.7% |
| Somchem S355 | <<locked>> | 94% | 2,498 bar | 62% | 668 m/s | 95.1% |
| Vihtavuori N120 | <<locked>> | 80% | 3,107 bar | 77% | 665 m/s | 100% |
| Vihtavuori N130 | <<locked>> | 80% | 2,486 bar | 61% | 636 m/s | 100% |
| Vihtavuori N133 | <<locked>> | 80% | 2,169 bar | 54% | 614 m/s | 99.1% |
| Vihtavuori N135 | <<locked>> | 80% | 1,829 bar | 45% | 604 m/s | 98.2% |
| Vihtavuori N140 | <<locked>> | 80% | 1,922 bar | 47% | 604 m/s | 96.1% |
| Vihtavuori N150 | <<locked>> | 92% | 2,245 bar | 55% | 640 m/s | 95.3% |
| Vihtavuori N530 | <<locked>> | 82% | 2,353 bar | 58% | 642 m/s | 95.3% |
| Vihtavuori N540 | <<locked>> | 82% | 1,973 bar | 49% | 614 m/s | 95.8% |
| Winchester 748 | 26.5 gr | 1.72 g | 82% | 2,254 bar | 56% | 650 m/s | 95.7% |
| Winchester StaBALL Match | <<locked>> | 88% | 2,507 bar | 62% | 669 m/s | 95.1% |
Empfohlen = eines der besten Pulver für diese Patronen-Geschoss-Kombination.
ᴾ mögliche Presslast - steigern Sie sich langsam zu dieser Ladung und achten Sie dabei auf Anzeichen von übermäßigem Druck.
<<locked>> Sie benötigen eine Zugangslizenz, um diese Daten freizuschalten.
Diese Übersicht vergleicht 101 Pulver für das Kaliber 6.8 mm Rem. SPC mit dem Geschoss .277 | 150gr | Geco PLUS. Die höchste Mündungsgeschwindigkeit erreicht Alliant Power Pro 2000-MR mit 770 m/s; über alle Pulver hinweg liegt das Fenster zwischen 429 m/s und 770 m/s bei Maximallast. Den besten Hülsenfüllgrad liefert Accurate 2495 mit 100 %, und 101 der 101 Pulver liegen im gut nutzbaren Bereich von 80 bis 100 %.
Bezogen auf den zulässigen Höchstdruck des Kalibers (405 MPa) nutzen die Maximallasten 53 bis 90 % aus — es bleiben also mindestens 10 % Reserve. Für das 150,0 gr schwere Geschoss im Kaliber 0.277" wird ein Drall von 1:12.5 empfohlen — langsamere Dralle stabilisieren dieses Gewicht in der Regel nicht. Accurate 2495, Accurate 2700, Accurate 4064 erreichen bei Maximallast 100 % Füllgrad oder mehr — diese Ladungen sind komprimiert, lassen sich nur mit langem Trichter oder Schüttfülltrichter sauber einfüllen und reagieren empfindlich auf die Hülsenkapazität deiner Charge. Ganz oben stehen Hodgdon CFE223, Alliant Power Pro 1200-R, Winchester 748: Diese Pulver verbinden für 6.8 mm Rem. SPC mit .277 | 150gr | Geco PLUS einen hohen Füllgrad mit vollständigem Abbrand und liegen bei der Mündungsgeschwindigkeit im oberen Feld. Als Ausreißer verbrennen Accurate 2700, Alliant Reloder-16, Hodgdon Hybrid 100V unvollständig und reagieren empfindlicher auf Lauflänge und Temperatur. Beginne immer bei der Startlast und arbeite dich in kleinen Schritten nach oben, während du Hülse und Zünder auf Druckzeichen prüfst.