|
Highlights!
(these pages could be a mix of Swedish and English)
Contents:
|
|
News:
Here I have collected news I found interesting.
Technology, Astronomy, Cars, Travels etc.
|
|
21:a oktober, 2024 Historia, Götgatan
-
Tidigare gjorde jag ett bildspel med gamla fotografier från Hornsgatan.
Nu har jag börjat göra motsvarande för Götgatan här i Stockholm.
Det här blir inte en film utan en sida med fotografier på.
Just nu är det Götgatan 1 till 19 som jag arbetar med.
Jag försöker lägga till länkar med information för er som vill fördjupa sig i historien:
history/ stockholm-gotgatan/ 01-gotgatan.html
(Götgatan i nya och gamla bilder)
Andra platser med historia:
history/ historia Sverige.html
(Historia Sverige)
Uppdateringar:
Koncentrerar mig nu på Götgatan 21 till 39
|
|
October 17, 2024 Astronomy: Project
Other astronomy projects:
|
|
October 17, 2024 Astronomy: Project
Other astronomy projects:
|
|
October 13, 2024 Astronomy: Project
Update:
Setup GPS, page 6
Setup WIFI Hot spot, page 7
Other astronomy projects:
|
|
5:e oktober, 2024 Historia, Vasastan
|
|
4:e oktober, 2024 Astronomi, Historier
Andra astronomihistorier:
|
|
September 18, 2024 Astronomy: Project
-
I recently bought a Nikon D800 and an advanced Pentax FA 300 mm ED f/4 lens.
My idea is to modify this camera for H-Alpha and replace my Canon 6D.
Above that I need to build adapters, enclosures, voltage converters, guide camera, focus mechanism and drivers etc.
You can follow the progress here:
astronomy/ projects/ project-nikon-d800/ 01-nikon-d800.html
(Project: Nikon D800 / Pentax 645 FA 300mm ED)
Update:
KStars/INDI setup for Nikon, page 15
Tilt adjuster, page 14
Nikon vs Canon, Pentax FA vs Pentax, page 13
Balance system, page 12
First Light, page 11
Test with Windows and APT, page 10
Wiring Y HUB, page 9
Main bracket, page 8
DC/DC triple converters, page 7
Raspberry enclosure, page 6
Attach the guide camera, page 5
Focus mechanism, page 4
Lid, Dove tail, Lens bracket, page 3
Off-axis guider adapter, page 2
2 inch filter holder, page 2
Design an adapter between the Nikon camera and the Pentax 645 lens.
Other astronomy projects:
|
|
30:e augusti, 2024 Historia, Nya Slussen byggs upp
Senaste Slussen promenad längst ned på sidan.
Andra saker om Sveriges historia:
|
|
29:e augusti, 2024 Historia, Älvsjö
|
|
25:e augusti, 2024 Astronomi, Historier
-
Nu har vi kommit mot slutet av augusti, då kan man säga att astronomisäsongen startar i Sverige.
Normalt brukar jag börja med Perseiderna i mitten av augusti men i år blev jag lurad på det av massiva moln.
Ikväll lovas det dock klart väder.
Försökte locka med några kamrater ut på Björnö natirreservat, men det är söndag och många ska till arbetet i morgon.
Ändrade mina planer och kör från balkongen ikväll istället.
Här får ni följa förberedelserna där:
astronomy/ astronomy-stories/ astrofriend-night-diaries/ astrofriend-night-diary-20240825-se.html
(Säsongstart augusti 2024)
Andra astronomihistorier:
|
|
August 24, 2024 Astronomy: 3D-printing Project
-
I have sometimes used my polar finder scope when aiming for the polar star.
To make it easier I use a right angle prism.
To fit that right angle prism to the polar telescope I 3D-printed an adapter I found on www, it worked but a bit wobbly, it could be better.
Now I have designed my own adapter which is more stable:
3d-printing/ 90degree-polarfinder-adapter/ 03-90degree-polarfinder-adapter.html
(Project: 3D-printed right angle adapter EQ6/HEQ5 mount)
Update:
Now it can be downloaded as a STL file.
Other 3D-printing projects:
|
|
August 18, 2024 Car meetings
Other car meetings in Sweden:
|
|
18:e augusti, 2024 Historia, Göta Landsväg i Stockholm
-
Göta Landsväg, landsvägen till och från Stockholm har en tusenårig historia på vissa platser.
Här är början på den, från Skanstull till Södertälje:
history/ stockholm-gota-landsvag/ 01-skanstull-en.html
(Göta Landsväg i Stockholm)
Uppdateringar med fotografier på sträckan Årsta till Liseberg, sidorna 3 till 6.
Andra saker om Sveriges historia:
|
|
July 19, 2024 Travel Europe
Other travels in Europe:
|
|
July 4, 2024 Car meetings
Other car meetings in Sweden:
|
|
22:a juni, 2024 Historia, Skålgropstenar i Stockholm
Andra saker om Sveriges historia:
|
|
16:e juni, 2024 Historia, nattvandring i Älvsjö
Andra saker om Älvsjös historia:
|
|
9:e juni, 2024 Historia, Fornborgar
Andra saker om Sveriges historia:
|
|
May 21, 2024 Cars, Chrysler Crossfire:
Other vehicles:
|
|
May 17, 2024 Astronomy: Lens data base
Other astronomy tutorials:
|
|
6:e maj, 2024 Bildspel
Andra bildspel:
|
|
May 5, 2024 Cars, Chevrolet Corvette C3:
Other vehicles:
|
|
May 3, 2024 Photography: Macro
Other Photography:
|
|
March 29, 2024 Astronomy: Astrophotos
Other astronomy photos:
|
|
March 28, 2024 Astronomy: Tutorial
Other astronomy tutorials:
|
|
Other Photography:
|
|
20:e mars, 2024 Resor till sjöss
Min fars äventyr som sjöman under åren 1937 till 1945:
-
Vem har inte drömt om att göra en jorden runt resa någon gång i sitt liv.
Min pappa Evert gjorde det redan innan han var 20 år fyllda.
Han mönstrade på handelsfartyg och hamnade ända borta i Kina och andra länder i Asien.
Det här skedde delvis under Andra Världskriget, det var många fartyg som gick under från minor och torpeder, även svenska fartyg.
Tre av fartygen han var på förliste pga detta, dock något efter att han mönstrat av.
Trevligt nog har jag en hel del bilder till pappas alla berättelser om de här 7 åren till sjöss.
Denna spännande historia kan ni följa här:
travel/ world/ evert-at-sea-1937-1945/ 01-evert-at-sea-start-sv.html
(Min fars äventyr till havs åren 1937 - 1945)
Other history related:
|
|
March 8, 2024 Astronomy: Tutorial
Other astronomy tutorials:
|
|
February 11, 2024 Technique: Raspberry NAS
Other about Techniques:
|
|
January 31, 2024 Astronomy: Astronomy Project
Update:
Pin layout, page 6
Motor current, page11
Other astronomy projects:
|
|
January 25, 2024 Astronomy: Astrophoto
Note:
I live in a very light polluted area, Bortle Class 9.
But anyway it's exciting to take astrophotos.
Other astrophotos:
|
|
January 15, 2024 Astronomy: Astronomy Project
Other astronomy tutorials:
|
|
January 15, 2024 Astronomy: Astronomy Project
Other astronomy projects:
|
|
11 januari, 2024 Nöjen i Stockholm
Restauranger:
Andra nöjen: Nöjen i Stockholm
|
|
11 januari, 2024 Nöjen i Stockholm
Takpubar:
Andra nöjen: Nöjen i Stockholm
|
|
January 5, 2024 Home Theatre
Other Sound and Image:
|
|
December 25, 2023 Astronomy: Astronomy Project
Update:
Off-axis guide, page 8
Chassi, page 2, 3, 4
Wheel 3D-printed, page 1, 3, 4, 5
Other astronomy projects:
|
|
December 13, 2023 Astronomy: Project
Update:
New adapter, for APO 130 mm refractor, page 4
Other astronomy projects:
|
|
December 6, 2023 Travel Europe
Other travels in Europe:
|
|
September 26, 2023 Astronomy: Project
-
Since two years I have used a Linux based control system for my astro equipment.
In the Windows world it's ASCOM drivers you use, in Linux it's INDI drivers.
The INDI EQMOD driver control SkyWatcher's mounts.
It's an old driver and I have to fix one or two problems with it.
It's written in C++.
It was 27 years ago I did something with C++, so it's a big step for me, but now I must solve it:
astronomy/ projects/ project-indi-drivers/ 01-project-indi-drivers.html
(INDI EQMOD driver)
Other astronomy projects:
|
|
September 17, 2023 Astronomy, observatory sites
Other observatory sites:
|
|
August 18 20, 2023 Travel Europe
-
Late in the summer I got a cruise as a birthday gift, it take us to Finland and the city Turku or Åbo as we say in Sweden.
I haven't been there since the 1970s so it will be exiting.
Finland belonged to Sweden during 700 years, we lost it 1809 in a war:
travel/ europe/ finland-turku-2023/ finland-turku.html
(Turku in Finland, 2023)
Other travels in Europe:
|
|
March 9, 2023 Astronomy: Project
Other astronomy projects:
|
|
January 29, 2023 Astronomy: Calculations
Other astronomy calculations:
|
|
January 16, 2023 Astronomy: Tutorial
Other astronomy tutorials:
|
|
December 7, 2022 Astronomy, solar eclipse history
-
The Solar eclipse 1954 in Sweden:
I have asked all my friends and relatives if someone have a memory from Sweden's last total solar eclipse 1954.
I got an enormous response with lot of stories about this.
I have collected them on a separate page and included some other information:
astronomy/ astronomy-articles/ solar-eclipse-1954/ solar-eclipse-1954.html
(Solar eclipse 1954 in Sweden)
Other astronomy articles:
|
|
December 6, 2022 Astronomy: Events reports
Other astronomy events reports:
|
|
September 11, 2022 HIFI
Other Sound and Image:
|
|
August 21, 2022 Boats / Monalisa
Other ships and boats:
|
|
6 juli, 2022 Historia, Galgbackar
Andra saker om Sveriges historia:
|
|
June 2, 2022 Travel Sweden
Other travels in Sweden:
|
|
28 mars, 2022
Mörka observationsplatser: Astronomi
Andra observationsplatser i Stockholm:
All other news: News.
|
|
October, 2022 Astronomy, Impact structures (meteorite craters)
It's number 10 on the map.
other meteorite craters:
|
|
January 5, 2022 Astronomy tutorial: Ekos Sequencer
-
Included in the KStars is the Ekos.
Ekos control the devices in your astroequipment.
Included in this is a sequencer, a tool where you can hold your evening objects and the sequencer pick them up one by one in the most useful order.
This is something new to me and all these advanced function is operated by the tiny Raspberry processor:
astronomy/ tutorials/ tutorial-ekos-sequencer/01-tutorial-ekos-sequencer
(Ekos Sequencer)
Other astronomy tutorials:
|
|
September 1, 2021 Bilskrotar kartor:
Övrigt skrotbilar:
|
|
April 15, 2021 Astronomy: Project
Other astronomy projects:
|
|