[组图]全频音箱制作

Thecrossovernetwork

Thisisoneofthosethingsyoujusthavetodesignbyear.Nocomputersimulationshere.Ihadtriedsimulatingitwiththehelpofsoftwarebutwhatmeasuredgoodandwhatsoundedgoodweretwodifferentworlds.Allthatisusedhereisasimplenotchfiltertolowerthemidrangeoutputleveltomatchthebassandtreblebetter.EventhoughthedriversusedarerathercheapIwouldadvisetousethebestfiltercomponentsyoucanget(thereareonlythreeperspeakersoIwon’tcostthatmuch).Theinductormusthaveanair-corefornosaturationandlowdistortion.ThelowerRdcthebetter,itimprovesbassresponse.Itisamazinghowsensitivethecapacitoris,usingastandardAudynCapMKPorsimilarisawaste!Agoodprice/qualityratioisachievedwithaLeClanchéorSolenFastCap.Whenahigh-endAudynCapPlus,MundorfSupremeCaporHovlandMusicapisusedtheamountofextraclarityanddetailingisunbelievable.Iusedametaloxideresistor,hereagainpersonaltastewilldeterminewhatisneeded,standardcementedresistorsareoutofthequestion.

Filtercomponents:

L=0,82mHair-coreinductor2,00mmwire,R=0,15W(tolerancemax2%)

C=4,7mFMKPpolypropylenefoilcapacitor-AudynCapPlus,MundorfSupremeCaporSolenFastCap(tolerancemax2%)

R=10W10wattsmetalfilmresistor(tolerancemax2%)