On the cheap. st coupling cap | Page 2 | diyAudio
And no, they are not better than the Duelund Silver Bypass capacitor that excel''s in naturalness and richness of tone. The Duelund is in another league, not only in sound quality but also in price ;-) The Vishay MKP1837 used to be my favourite low cost bypass capacitor but now it is the Cornell Dubilier 940C / 0,01uF / 3000VDC.