Inductors

Inductors are sold in value ranges.To order an inductor within a value range, please either select the inductor value Category range or Series type required from the column on the left - you will then be able to select the number, tolerance and specific value required. We carry most standard inductor values in stock, special values can be selected and are wound to order, delivery normally approx. 14 days. Tolerances can be selected when ordering.
All Falcon ferrite/SID core inductors are hand-wound with heat treated self-bonding wire bonded throughout the entire inductor. There is therefore no possibility of mechanical, microphonic or electrical resonances from any source.
High permeability highest saturation ferrite or iron dust cores are always used, handling up to 2x power for the same distortion as small Ø low saturation level European cores.
Inductors are normally supplied pre-tinned. Aircore bobbin colours may vary. Tapped inductors are special order only, please email. Inductor prices are mostly determined by copper commodity prices.
Inductors in crossovers require careful positioning with the magnetic axis at right angles to each other to cancel out mutual inductance/coupling which produces crosstalk and unwanted noise. For this reason Falcon has never produced round coil cores and bobbins for either ferrite and air core types as it is difficult to accurately determine the magnetic axes of a round inductor form.
Technical information/Cores data:-
STD Standard Power Core 9mm Ø, 25/50mm l. HP High Power Core 12mmØ, 25/50mm l.
SP Super Power Core19mm Ø, 38mm l. SSP Super Extra Power Core 19mm Ø, 75mm l.
SID Sintered Iron Dust Core19mm Ø, 38mm l. AC Air Core numbers give wire Ø in mm.
Smallest Windable Values
STD(0.56mm) 0.15mH : HP(0.56mm) 0.18mH : HP(0.71mm) 0.15mH : SP(0.56mm) 1.0mH : SP(1.0mm) 0.25mH : SSP (1.25mm) 0.8mH : SID (1.0) 0.25mH : For lower values please order Air-Cored (AC).
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STD056 Standard Power Ferrite Core 0.15 - 0.20 mH Audio Inductor
Excl. Vat: £1.89 Incl. Vat: £2.27 -
HP056 High Power Ferrite Core 0.18 - 0.20mH Audio Inductor
Excl. Vat: £1.98 Incl. Vat: £2.38 -
HP071 High Power Ferrite Core 0.18 - 0.20mH Audio Inductor
Excl. Vat: £2.23 Incl. Vat: £2.68 -
SID100 Super Iron Dust Core up to 0.20mH Audio Inductor
Excl. Vat: £5.55 Incl. Vat: £6.66
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STD056 Standard Power Ferrite Core 0.21 - 0.25 mH Audio Inductor
Excl. Vat: £1.90 Incl. Vat: £2.28 -
HP056 High Power Ferrite Core 0.21 - 0.25mH Audio Inductor
Excl. Vat: £1.99 Incl. Vat: £2.39 -
HP071 High Power Ferrite Core 0.21 - 0.25mH Audio Inductor
Excl. Vat: £2.52 Incl. Vat: £3.02 -
SP100 Super Power Ferrite Core 0.21 - 0.25mH Audio Inductor
Excl. Vat: £4.80 Incl. Vat: £5.76
