Helicopter
Flight Crew Air Transport Pilot (ATP)
Flight Crew Last 90 Days 45; Flight Crew Total 3700; Flight Crew Type 400
Aircraft Equipment Problem Less Severe
General None Reported / Taken
Airport; Environment - Non Weather Related; Aircraft
Loss of GPS reception to a dual set of GARMIN 430/530 receivers while landing at [the building's helicopter] pad. When on the pad; the reception page of the GPS units was referenced and zero satellites were acquired and the strength of reception indicators were zero. [I have] been having this problem sporadically in recent months after three years of never having this problem at this location.
Helicopter pilot reports a loss of GPS signal during landing at a building's helicopter pad. The loss of signal has been occurring sporadically over the last three months with no previous problems detected.