Originally Posted by FatalSaviour 
I e-mailed navpal.co.uk the other day.
Seem like a friendly outfit, but they did inform me that they no longer had stock of the GR-236.
I eventually when for the GlobalSat BT359W instead from mr_buybits, and have been happy with this so far.
HTH
Looks like the 236 might be out of production, how did you decide on the GlobalSat? I like the sensitivity of the Holux but I'm struggling to find decent reviews