Deaf Bonce MACHETE MMA-1100.1D Manual do Proprietário - Página 6

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6 . C O N N E C T I O N M E T H O D S

The minimum permissible load impedance at the output of the ampliﬁer is 1 ohm. Use these formulas to calculate the

load impedance of various types of connections.

S e r i e s c o n n e c t i o n

To t a l i m p e d a n c e = Ω S u b 1 + Ω S u b 2 + Ω S u b 3 . . .

P a r a l l e l c o n n e c t i o n

To t a l i m p e d a n c e =

S C H E M E S O F E N A B L I N G T H E L O A D O F T H E S U B W O O F E R

In any case do not expose the amplifier to the loads lower than specified by the manufacturer. Use these schematics to

calculate load impedance of different connection types.

Vo i c e c o i l s 1 + 1 , 2 + 2 , 4 + 4 O h m

The subwoofer has voice coil D1, D2 or D4.

O n e s u b w o o f e r, c o i l s i n s e r i e s

O n e s u b w o o f e r, c o i l s i n p a r a l l e l

Ω S u b 1 + Ω S u b 2 + Ω S u b 3 . . .

. . .

1+1

2+2

Voice coils

1+1 Ohm

2+2 Ohm

4+4 Ohm

Voice coils

1+1 Ohm

2+2 Ohm

4+4 Ohm

4+4

Total impedance

2 Ohm

4 Ohm

8 Ohm

Total impedance

0,5 Ohm

1 Ohm

2 Ohm