U ponedeljak 21. 9. u periodu od 7h do 8h biće izvođeni planirani radovi na sajtu, zbog čega sajt može biti privremeno nedostupan. Aukcije koje se završavaju u tom periodu biće produžene za 24h.
Cevni risiver , uredjaj je testiran na FM radio i hvata stereo stanice ali na izlazu jedva se cuje zvuk znaci sve lampe sijaju
Specifications
Number of Transistors Semiconductors present.
Main principle Superheterodyne (common)
Wave bands FM Broadcast Band Only
Power type and voltage Alternating Current supply (AC) / 220 Volt
Loudspeaker This model requires external speaker(s).
Power out 18 W (unknown quality)
Material Metal case
Model: Voima OP-3 - Voima, Helsinki
Dimensions (WHD) 145 x 335 x 465 mm / 5.7 x 13.2 x 18.3 inch
Ortoperspecta tuner-amplifier. Main channel (M) 12W (2x EL84) PPP A/B class.
Side (S) channels (R-L and L-R) 2x 3W (EL84 per channel) single ended A-class.
FM tuner designed by Danish manufacturer Larsholt and modified for the Ortoperspecta system by Köykkä.
Net weight 17 kg