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by Thorsten Wahl
Wed Oct 11, 2023 1:10 pm
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

Screenshot 2022-07-13 135845.jpg
Screenshot 2022-07-13 135845.jpg (22.38 KiB) Viewed 5081 times
definately with TS6
by Thorsten Wahl
Wed Oct 11, 2023 12:40 pm
Forum: Hypothetical Naval Scenarios
Topic: Fast Battleship League Table
Replies: 169
Views: 86585

Re: Fast Battleship League Table

with regard to Littorio class there are abnormalities that has to be solved: 1) penetratation of AP shell versus vertical armour according (Direttive e norme per l'impiego della Squadra Navale) .........italian 381 mm AP shell penetration figures compared with german 38 cm 19 km....416mm...............
by Thorsten Wahl
Wed Oct 04, 2023 1:48 pm
Forum: Naval Technology
Topic: Metallurgical Study Of Enemy Ordnance
Replies: 46
Views: 46055

Re: Metallurgical Study Of Enemy Ordnance

but the paper Steve claims to be pre-WWII taken from an italian source, wich post ? wich Steve? ok found it it was Dave. Dave dose not give a absolute timeframe for certain alloys but: "One document gives considerable insight into the German approach to metalurgy." https://niobium.tech/-/...
by Thorsten Wahl
Wed Sep 20, 2023 6:07 am
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

yes
by Thorsten Wahl
Tue Sep 19, 2023 6:48 pm
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

If i remember correctly, there was a detailed discussion on the Messkette in the Marinearchivforum some months ago. ... Aufschlagmessgerät.jpg The "Aufschlagmessgerät" appears from description as a switchable second zoomed A-scope . That means it shows only a section of approximately 1000 ...
by Thorsten Wahl
Sun Sep 17, 2023 5:17 pm
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

if one splits one signal into several separate ones this costs signalstrenghts as the derived signals hast to be shielded against another.
by Thorsten Wahl
Sun Sep 17, 2023 9:37 am
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

From the schematic drawing it appears to me that only 50 % of dipoles were used for each direction measuring fine bearing.
Feinpeilung.png
Feinpeilung.png (188.85 KiB) Viewed 7950 times
by Thorsten Wahl
Sat Sep 16, 2023 5:03 pm
Forum: Bismarck General Discussion
Topic: Some brief info on PRINZ EUGEN
Replies: 2
Views: 2088

Re: Some brief info on PRINZ EUGEN

This upgraded model had accuracy of ±55 yards reading accuracy was in 50 m steps that doesnt mean that accuracy was 50 m. As the signal was represented by a analogue zag with a distinct summit a experienced operator could refine that. A Würzburg with the same transmitting tube but different ranging...
by Thorsten Wahl
Sat Sep 16, 2023 4:05 pm
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

Dave Saxton wrote: Fri Sep 15, 2023 7:26 pm Is that RP or A/N?
Radattel ;) half phase shift by lambda/2
by Thorsten Wahl
Thu Sep 14, 2023 8:58 pm
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

PG range versus Destroyer 1944 with Funkmess
This could be the Fumo 81 Berlin set.

the "owl ears" on the large 3x6m system" indicate the presence of the Fumo 81 Berlin Set as Berlin had air search capabilities including measuring target height.
Fumo Performance PG vs destroyer.jpg
Fumo Performance PG vs destroyer.jpg (37.95 KiB) Viewed 6520 times
by Thorsten Wahl
Wed Sep 13, 2023 10:13 pm
Forum: Hypothetical Naval Scenarios
Topic: Scharnhorst vs. USS Alaska
Replies: 10
Views: 10995

Re: Scharnhorst vs. USS Alaska

SECTION VII (E) WHITE PLAINS (CVE 66) GUNFIRE AND KAMIKAZE DAMAGE 7E-1. On 25 October 1944, WHITE PLAINS was another of the six CVE's in Seventh Fleet Task Unit 77.4.3 which came under gunfire attack from the central Japanese force during the Battle for Leyte Gulf. 7E-2. At 0700, one of the first s...
by Thorsten Wahl
Wed Sep 13, 2023 8:54 pm
Forum: Bismarck General Discussion
Topic: Denmark Strait: Half salvos vs full salvos
Replies: 13
Views: 4181

Re: Denmark Strait: Half salvos vs full salvos

@Byron “Schieber” [?] Deflection adjustment considering the future position of the target, and some other deflection corrections(drift, wind...) “Gang” [?] Deflection change ----------------------- enemy was completely hidden behind the splashes. “Indefatigable” seemed to cease fire and tried to get...
by Thorsten Wahl
Wed Sep 13, 2023 7:36 pm
Forum: Bismarck General Discussion
Topic: Gun precision / dispersion
Replies: 129
Views: 79368

Re: Gun precision / dispersion

This is the achieved detection range versus BB of the Funkmess ofGneisenau early 1941. Screenshot 2022-07-13 135845.jpg The gun laying Funkmess for battery "Grosser Kurfurst" Could provide a firing solution up to at least until 33,6 km. 6067558_c2b1a4b59a77625635e7eb1924efa8cf_p.jpg Anothe...