Portable tape recorders "Spring" and "Spring-2".

Reel-to-reel tape recorders, portable.Reel-to-reel tape recorders, portablePortable tape recorders "Vesna" and "Vesna-2" from 1963 and 1964 were produced by the Kiev plant "Communist" and the Zaporozhye plant of mobile power plants. '' Spring '' two-track portable tape recorder with universal power supply. The reels hold 100 m of Type 2 (6) magnetic tape. LPM speed - 9.53 cm / sec. There is a fast forwarding of the tape. The frequency range reproduced by loudspeakers 1GD-9 is 100 ... 6000 Hz. Rated output power 1 W. Power supply from 10 elements A-373, external 12 V source and from the mains through a rectifier. The tape recorder is assembled in a metal case. It uses 11 transistors and 5 diodes. The dimensions of the tape recorder are 340x250x130 mm. Weight 5.5 kg. The design of the tape recorder almost does not differ from the basic one, but there are changes in the scheme. New loudspeakers 1GD-18 were installed, in connection with which, with a decrease in output power to 0.8 W, efficiency improved, sound pressure increased and the frequency range on the LV was increased from 63 to 10,000 Hz, and reproduced by loudspeakers from 100 to 10,000 Hz. Other parameters remain the same as for the base tape recorder.