2015−2018 Germany: DVI IP-interconnections and BT-190 TETRA PEI/ACAPI consoles, Hytera.
2014 Norway: delivery and maintenance the complete fleets of TETRA messengers, countrywide.
2013 Airwave, Northwestern: TETRA messengers for ambulance services.
2012 Germany, Landkreis Cuxhaven: complete state−wide digital paging system.
2009−2015 Russia: manufacture and supply the nationwide corporate trunking system infrastructure, Bank of Russia, 56 complete trunking cells 3−8 carriers each, including complete mobile base station solutions. Operating as multiprotocol MPT1327IP/DMR Tier III/TETRA corporate system.
2012−2015 Germany, Berlin: the processor modules, interfaces and basic software for the S-Bahn corporate trunking system.
2009 Rohde & Schwarz Bick Mobilfunk: moving all licenses and further development/production of the entire ACCESSNET−MPT line of equipment to Oelmann.
2006−2009 Motorola application/system partner: mobile development TETRA.
2006 Germany, Landkreis Hildesheim: complete state−wide digital paging system.
2001 Germany: BOS solutions supplier.
Devices and systems developed / produced by Oelmann Elektronik
IP-audio TETRA gateway
SIGIUS/NAG compact client/server POCSAG software suite
Universal inductive beacon
Messenger Alarm app for the SME/POCSAG smartphones
PRS/ESPA compact POCSAG base station
SME Series portable devices
Digital Power Monitor (DPM/OEM) for any radio base station / transmitter
Complete line of the multichargers for all Oelmann pagers
BT-190 Phase II TETRA desktop console
TETRA PEI-Gateway / DVS-card Phase II / ACAPI gateway