Homepage Crypto Index Enigma Hagelin Fialka Siemens Philips Nema Racal Motorola STK Transvertex Gretag HELL Telsy Tadiran USA USSR UK Voice Hand Mixers Phones Spy sets Burst encoders Intercept Covert Radio PC Telex Agencies Manufacturers Donate Kits Shop News Events Wanted Contact Links STK Standard Telefon og Kabelfabrik STK, or Standard Telefon og Kabelfabrik, was a telephone, electronics and cable company in Oslo (Norway). They are commonly referred to as Standard. STK was establised in 1915 and was later owned by ITT, then Alcatel and finally Thales.  More about STK      Cipher machines ETCRRM RACE Known STK cipher machines ETCRRM (3 versions) KTP-3 (Key Tape Puncher) SELMA OKA-150 (Standard Electronic Letter Machine) TCE-160 (Telecom Crypto Equipment 160, transistorized version of ETCRRM) TCE-180 Cryptel 240 Cryptel 245 RACE (KL-51) Cryptel 265 TCE-300 TCE-500 TCE-530 TCE-611 TCE-621 TVPN Further information About STK Other cipher machines Any links shown in red are currently unavailable. If you like this website, why not make a donation? © Copyright 2009-2013, Paul Reuvers & Marc Simons. Last changed: Sunday, 17 June 2012 - 08:17 CET