The reel to reel you are looking at doesn't work. There are two microphones with this, one of the cables came out of one of the microphones. I
Sony Tapecorder TC-252 Reel To Reel w/ Microphones
TC-252 R-Player Sony Corporation; Tokyo, build 1969, 29 pictures
Antique Radio Forums • View Topic Reel To Reel Sony, 51% OFF
Sony tc-252 d Reel to Reel Repair
Sony TC 350 Reel to Reel - Repair and Quick Review
stereonomono - audio Hi Fi Compendium - 14 years on-line: Sony TC 252-D reel -to-reel
SONY TC-252D Open reel-to-reel tape recorder 1969 Magazine Ad
Sony TC 350 Reel to Reel - Repair and Quick Review
Repair Sony TC-252 - Tapehead
Repair Sony TC-252 - Tapehead