Planet Audio BB350.1, BB650.1, BB1250.1 User Manual
...
Planet Audio User Manual
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Pourer
Supplq
Fully
regulated.
Pulse-Width Mod~ilatcd
power
supply
assures
constan!
power
delivery
at
all
hattcry
volrrycs
betwcen
I
i.5~
and
14.4~
Optically-isolated
(Tron~
intcrnal
n~iiplilier
circuitry) remote input
Custnrn
desigr~ed,
rnulti
tilar-wound
power
transfurmers
6:
High-cutrent
MOSFETS
in
the
push-pull
output
srage
Multiple
byp~ss
capacitors
on
the
i~lcorni
tcd
circuit
card
to
wducc
inductance
&
drive
from
th
-
-7
we
losses
in
seconda~
L
$
SFETS
te
regulator
and
P
,.,.ling
DC
pmtection,
an
audio
out~ut
stape
-
shorted
and
mismatched
:;at
8UC
supply
failure
in
the
even(
thar
the
Audio
Amplifiers:
Preamp
Circuits
y
Fronr
end
preamplifiers
accept
up
to
8
volts
of
signal
inpul
Low
psss
crossover
features
a
24dB/wtave
slope
High
pass
subsonic
filter
crossover
features
a
24dBlwtavc
slopt
k
Phase
control
for
time
alignment
of
speakers,
permitting
adjustments
to
compensate
for
less
than
ideal
spcalrcr
plrccmcnl
I
Page 4
Page 5

Single
Amplifier
I
MINIMUM
TOTAL
IMPEMWE
OF
AU
SPEAKERS
CONNEW
TO
~~81260.1
IS
i
own
Installation
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