online since 1994 https://heikkisiltala.net/wiki/ 2026-04-08T17:15:14+00:00 https://heikkisiltala.net/wiki/ https://heikkisiltala.net/wiki/_media/wiki/logo.png text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_70_200mm_l_is_usm?rev=1677105451&do=diff Canon EF 70-200mm f/2.8 L IS USM Review of Canon EF 70-200mm f/2.8 L IS USM zoom lens. Review created 2008, latest update 2013. catza.net photos: Canon EF 70-200mm f/2.8 L IS USM Facts * a lens that many dream about * estimated retail price 2000 EUR * in my use from 6/2008 to 11/2008 * I still have mixed feelings about this lens: you don't really know how it fits to your style of shooting until you try it text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_50mm_usm?rev=1677105451&do=diff Canon EF 50mm f/1.4 USM Review of Canon EF 50mm f/1.4 USM standard lens. Review created 2007, latest update 2013. catza.net photos: Canon EF 50mm f/1.4 USM Facts * a great lens for those that need something better than Canon EF 50mm f/1.8 II * estimated retail price 380 EUR * in my use from 7/2006 to 11/2008 text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_100mm_l_macro_is_usm?rev=1677105451&do=diff Canon EF 100mm f/2.8 L Macro IS USM Review of Canon EF 100mm f/2.8 L Macro IS USM telephoto macro lens. Review created 2013. catza.net photos: Canon EF 100mm f/2.8 L Macro IS USM Facts * brilliant all round lens * estimated retail price 930 EUR * in my use from 11/2011 to current date * currently the most used and the most useful lens in my bag text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_85mm_usm?rev=1677105451&do=diff Canon EF 85mm f/1.8 USM Review of Canon EF 85mm f/1.8 USM medium telephoto lens. Review created 2007, latest update 2013. catza.net photos: Canon EF 85mm f/1.8 USM Facts * a great lens for those that need something longer than the sister lens Canon EF 50mm f/1.4 USM * estimated retail price 420 EUR * in my use from 1/2007 to 12/2010 text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_135mm_l_usm?rev=1677105451&do=diff Canon EF 135mm f/2.0 L USM Review of Canon EF 135mm f/2.0 L USM telephoto lens. Review created 2008, latest update 2013. catza.net photos: Canon EF 135mm f/2.0 L USM Facts * the king of Canon telephoto prime lenses * estimated retail price 1100 EUR * in my use from 11/2008 to current date text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_200mm_l_ii_usm?rev=1677105451&do=diff Canon EF 200mm f/2.8 L II USM Review of Canon EF 200mm f/2.8 L II USM telephoto lens. Review created 2013. catza.net photos: Canon EF 200mm f/2.8 L II USM Facts * excellent telephoto lens * estimated retail price 840 EUR * in my use from 2/2010 to current date * comes handy when I feel like a paparazzi: takes close-ups from a distance text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_s_18_55mm?rev=1677105451&do=diff Canon EF-S 18-55mm f/3.5-5.6 Review of Canon EF-S 18-55mm f/3.5-5.6 zoom lens. Review created 2004, latest update 2013. Facts * very cheap but usable starter's lens * typically comes bundled with a camera body (also known as “the kit lens” text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_28mm?rev=1677105451&do=diff Canon EF 28mm f/2.8 Review of Canon EF 28mm f/2.8 lens. Review created 2006, latest update 2013. catza.net photos: Canon EF 28mm f/2.8 Facts * was introduced back in 1987 so is a real classic in the Canon EF lens lineup * estimated retail price 240 EUR * in my use from 2/2006 to 5/2007 text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/canon_ef_50mm_ii?rev=1677105451&do=diff Canon EF 50mm f/1.8 II Review of Canon EF 50mm f/1.8 II standard lens. Review created 2004, latest update 2013. catza.net photos: Canon EF 50mm f/1.8 II Facts * a hobbyist's dream-come-true: the perfect second lens right after the perfect first lens * estimated retail price 105 EUR * in my use from 9/2004 to 7/2006 text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_stuff/kenko_ef_extension_tubes?rev=1677105451&do=diff Kenko EF Extension Tubes Written in 2012. I have a set of Kenko extension tubes to be used with my EF/EOS lenses. These tubes do have EF electronics coupling so the camera will at least try to focus automatically. These same tubes are available under different brands. text/html 2025-09-20T12:54:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/music/music_collection/d?rev=1758372847&do=diff Music: D A part of my music collection listing. Listing updated 2025-09-20. Music: C<<<<<< Music: E>>>>>> Artist Album Format Date Origin DGM Change Direction CD 18.8.2001 Veljekset Keskinen Tuuri DJ 2000 Häkkinen on ykkönen SD 1/2002 Anttila Asematunneli Helsinki DJ Bobo text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_50mm_ex_dg_hsm?rev=1677105451&do=diff Sigma 50mm f/1.4 EX DG HSM Review of Sigma 50mm f/1.4 EX DG HSM standard lens. Review created 2008, latest update 2013. catza.net photos: Sigma 50mm f/1.4 EX DG HSM Facts * everything else in this lens is perfect but the front focusing tendency * estimated retail price 420 EUR * in my use from 11/2008 to current date text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_85mm_ex_dg_hsm?rev=1677105451&do=diff Sigma 85mm f/1.4 EX DG HSM Review of Sigma 85mm f/1.4 EX DG HSM medium telephoto lens. Review created 2013. catza.net photos: Sigma 85mm f/1.4 EX DG HSM Facts * a brilliant third-party lens * in my use from 12/2010 to current date * estimated retail price 820 EUR * a very usable lens for low light indoor photography like text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/jupiter_37am_135mm?rev=1677105451&do=diff Jupiter-37AM 135mm f/3.5 Review of Jupiter-37AM 135mm f/3.5 telephoto lens. Review created 2008, latest update 2013. Facts * an all-manual telephoto lens * estimated retail price 150 USD * in my use from 3/2008 to 12/2008 * was made obsolete by text/html 2023-02-22T06:32:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_stuff/cameras_lenses_and_else?rev=1677047561&do=diff Camera and lenses are not all you need Written in 2005, latest update 2010. If you are into serious photography, the first things you need are a camera body and one or more lenses. But in addition to these there are many things that are needed or come handy. Here are non-conclusive lists of things that I use or have used. text/html 2023-02-20T23:37:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_stuff/sigma_ef_500_dg_super?rev=1676936233&do=diff Sigma EF-500 DG Super Written in 2008. Sigma EF-500 DG Super was my flashgun for several years. With it I was able to try what flash photography is all about and learned that it is not my thing. Although being all plastic Sigma EF-500 DG Super worked well and had plenty of options to play with. text/html 2023-02-22T06:56:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/fi/tiede/maailman_tila_1994/09_maailmanpankin_uudistaminen?rev=1677048978&do=diff Maailmanpankin uudistaminen Kirjoittamani tiivistelmä kirjasta Maailman tila 1994, luku 9/10. Kansainvälinen Jälleenrakennus- ja Kehityspankki eli Maailmanpankki (World Bank) ja Kans.väl. Valuuttarahasto (IMF) luotiin toisen maailmansodan jälkimainingeissa tasoittamaan tietä paremmalle elintasolle ja rauhalle. text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/music/novation_mininova?rev=1677105451&do=diff Novation Mininova This review is based on a brief testing of Novation Mininova. Written in 2014, latest update 2017-10-20. I was looking for a vocoder and got insterested in Novation Mininova synthesizer since it has a nice vocoder built in. I had a brief testing session with Novation Mininova synthesizer. Here are my initial findings. text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_28mm_ex_dg?rev=1677105451&do=diff Sigma 28mm f/1.8 EX DG Review of Sigma 28mm f/1.8 EX DG wide-angle lens. Review created 2010, latest update 2013. catza.net photos: Sigma 28mm f/1.8 EX DG Facts * a high image quality wide-angle lens, much better than Canon EF 28mm f/2.8 * estimated retail price 440 EUR * in my use from 1/2010 to current date text/html 2026-02-19T20:41:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/fi/kulttuuri/ilveslinna/start?rev=1771533693&do=diff Jämsänkosken Ilveslinnan vieraskirja Vieraskirjan tietoja on päivitetty viimeksi 19.2.2026. * Selaile vieraskirjaa sivuittain * Sivuluettelo * Päivämääräluettelo * Henkilöluettelo * Vieraskirjan kaikki sivut pikkukuvina * Rekisteriseloste Ilveslinnan vieraskirja Mikä on Ilveslinna Ilveslinna on vuonna 1937 valmistunut kulttuurihistoriallisesti merkittävä rakennus Keski-Suomessa Jämsänkoskella. Ilveslinna text/html 2023-09-22T21:31:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/information_technology/one_disk_nas?rev=1695418296&do=diff Creating a small NAS server based on OpenMediaVault The initial version written 2020-07-15. Latest update 2020-08-01. See a separate page for long-term impressions. My goal was to create a small and simple network attached storage (NAS) server to serve as a file sharing server between devices connected to home network. The performance requirements for this system were low. I wanted to file storage to be encrypted. text/html 2023-02-22T01:05:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/fi/valokuvaus/kissat_ja_koirat?rev=1677027958&do=diff Kuvaushaaste: kissanäyttelyt ja koiranäyttelyt Kirjoitettu 2013. Tässä artikkelissa käyn läpi kissa- ja koiranäyttelyvalokuvaamisen yhtäläisyyksiä ja eroja, ja kerron, mihin valintoihin olen päätynyt kummassakin. Tarkoitukseni on tämän artikkelin kautta jakaa kokemukseni kaikkien käyttöön. text/html 2023-02-24T21:55:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/information_technology/catz/service_management?rev=1677275704&do=diff Catz service management Latest update 2022-07-16. This page contains short process descriptions, notes and checks for Catz application engine management and for version upgrades. This page is provided as public to show an example how a Perl- and Mojolicious-based application can be managed. This also gives me online access to the notes. text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/mc_rubinar_500mm_reflex?rev=1677105451&do=diff MC Rubinar 500mm f/8 Reflex Review of MC Rubinar 500mm f/8 Reflex lens. Review created 2006, latest update 2013. Facts * an all-manual mirror lens (also known as reflex lens, catadioptric lens, CAT) * in addition to this there appears to be 500 mm f/5.6 and 1000 mm f/10 CATs available text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/samyang_8mm_aspherical_if_mc_fisheye?rev=1677105451&do=diff Samyang 8mm f/3.5 Aspherical IF MC Fisheye Review of Samyang 8mm f/3.5 Aspherical IF MC Fisheye lens. Review created 2013. Facts * a modern manual fisheye lens * in my use from 12/2011 to current date * estimated retail price 290 EUR * this is the right fisheye lens for many: better than text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/sigma_30mm_ex_dc_hsm?rev=1677105451&do=diff Sigma 30mm f/1.4 EX DC HSM Review of Sigma 30mm f/1.4 EX DC HSM lens. Review created 2007, latest update 2013. catza.net photos: Sigma 30mm f/1.4 EX DC HSM Facts * a good example of a high quality third party prime lens * estimated retail price 370 EUR * in my use from 4/2007 to 11/2009 text/html 2023-02-20T23:37:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/tamron_2x_mc7_c_af1_bbar?rev=1676936233&do=diff Tamron 2X MC7 C-AF1 BBAR teleconverter Review of Tamron 2X MC7 C-AF1 BBAR teleconverter. Review created 2005, latest update 2013. catza.net photos: Tamron 2X MC7 C-AF1 BBAR Facts * a typical seven-element 2x EF teleconverter * estimated retail price 200 EUR * in my use for several years text/html 2023-02-23T23:35:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/camera_lenses/tamron_sp_af_28_75mm_xr_di_ld?rev=1677195350&do=diff Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical Macro Review of Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical Macro zoom lens. Review created 2007, latest update 2013. catza.net photos: Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical Macro Facts * rather typical zoom lens for hobbyists * estimated retail price 415 EUR text/html 2023-02-22T22:37:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/en/photography/compact_cameras/nytech_nd_4020?rev=1677105451&do=diff Nytech ND-4020 This review and in-depth description was created 2004 - 2007. The latest update was done in July 2015. See for more details. See some photos shot with Nytech ND-4020! Nytech ND-4020 was my first digital camera. I purchased it June 2004 and used it very actively for three months. During that time I shot about 5 000 photos with it. The enthusiasm of photography spread like a fire and so the camera got replaced with text/html 2023-02-22T20:36:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/fi/kulttuuri/kesaolympialaiset2020/lajimaara?rev=1677098181&do=diff Kuinka monta urheilulajia on kesäolympialaisissa? Kirjoitettu 21.7.2021. Viimeksi päivitetty 10.8.2021. Kuinka monta urheilulajia Tokion kesäolympialaisissa 2020 / 2021 oli? Tähän etsin vastausta jo ennen olympialaisten alkamista, kun päätin seurata kutakin lajia vähintään kerran. Kysymykseen ei näytä olevan olemassa täsmällistä vastausta. text/html 2026-02-19T20:41:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://heikkisiltala.net/wiki/fi/kulttuuri/ilveslinna/henkilot/irma_seikkula?rev=1771533693&do=diff Irma Seikkula Esiintyy sivuilla * Sivu 22: 1.5.1947 Saituri, Uuno Laakso, Ilmari Seikkula, Kullervo Kalske Kuka hän on * elokuvanäyttelijä * televisionäyttelijä * teatterinäyttelijä * radionäyttelijä Lisätietoja * <https://fi.wikipedia.org/wiki/Irma_Seikkula> * <https://kansallisbiografia.fi/kansallisbiografia/henkilo/8719> * <https://www.imdb.com/name/nm0782579/?ref_=tt_ov_st_sm> * <https://www.geni.com/people/Irma-Seikkula/6000000033014165218> ---------- nayttelija…