Uncategorized NOS 12QP4 Dumont CRT By stellartv on June 24, 2014June 24, 2014 Just posted on ebay… Very hard to find picture tube and brand new in the box! Have a look! 😀 Posted in: 12jp4, 12KP4, 12lp4, 12QP4, antique electronics, crt, Dumont, picture tube, tv repair, vintage electronics, vintage tv No comments