Condition unknown, missing the 88 mH toroids. Silicon transistor RTTY converter TLI-5100-01 Tri-Tronics Labrotories Inc. Looks to be early '70s vintage. 5 transistors, 1 audio transformer lots of mylar capacitors Pictures on requrest I'll even pay shiping. How's that for a "deal." Jeff-1.0 wa6fwi