Hi Friends, some of you have any informations about GRC-215 and its receiv= er R-2223/G. I'm searching informations about : 1) original purpose (Regency= Network) 2) availability of cables 3) availability of Tech. Man. 4) ove= rall evaluation of this Magnavox receiver 5) opportunity of employ Preselector= TN-612 Any helps shall be higly appreciated. Federico