The Soviet "Elektronika" (not to be confused with Romanian "Electronica") VL-100 was probably the smallest portable tv set sold in Romania before 1990:
http://rw6ase.narod.ru/00/twcb/elektronika_wl100.html
V.L.-100 = Vladimir Lenin 100 Let (years)
As I understeand from there:
1) Weight: 2,8 kilograms;
2) Dimenisions: 145 x 170 x 200 milimeters (14.5 x 17 x 20 centimeters);
3) Screen diagonal: 16 centimeters (screen size: 10 x 12.5 centimeters);
4) Sound frequncy reproduction: 250 - 5,000 Hz.;
5) Power compsuntion: from battery: 5 Watts; from mains: 10 Watts.